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يسلمك ألهي
![]() الأسئلة ذي بالعربي ![]() الي يجينا كل أبوها أنقليش ![]() بعدين المقالي حلو ![]() يمديكي تألفين وتضيفين كم معلومه ![]() أن شاء الله لا ختبرت وجيت بحاول اذكر لكم بعض الأسئلة ووأن شاء الله أطلع منها وأنا ناسي أغنية اهلا أهلا بالعيد مرحب مرحب بالعيد ![]() طبعا هذي نماذج للأختبارات التخصصات للمختبرات أن شاء الله تستفيدوا منها ![]() HEMATOLOGY 1- Vitamin K antagonist : a- warfarin b- Heparin c- Protein C d- Antithrombin III 2- One of the intrinsic pathway a- factor XI b- factor XIII c- factor I d- factor VII 3- Para hemophilia is the deficiency of a- factor VIII b- factor IX c- factor V d- factor VII 4- Eosinophilia is seen in : a- food sensitivity b- Drug sensitivity c- Atopic dermatitis d- all of the above 5- Multiple myeloma is a neoplastic proliferation of: a- lymphocytes b- Granulocytes c- Plasma cells d- Monocytes 6- Test for intrinsic pathway: a- bleeding time b- Thrombin time c- Prothrombin time d- Partial thromboplastin time PTT 7- Paul-Bunnel test is done to diagnose: a- multiple myeloma b- Hodgkin’s disease c- Infectious mononucleosis d- all of the above 8- increased platelet count is : a- thrombocytopenia b- thrombopoietin c- thrombocytosis d- all of the above 9- Decreased platelet count is: a- thrombocytopenia b- Thrombopoietin c- Thrombocytosis d- all of the above 10- All these are causes of thrombocytopenia except: a- cytotoxic ***** b- Aplastic anemia c- Hemorrhage d- Radiotherapy 11- Prothrombin time is done to test: a- Intrinsic pathway only b- Extrinsic pathway only c- Extrinsic and common pathways d- Intrinsic and common pathways 12- Normal bleeding time by Duke’s method: a- 2-7 minutes b- 2-7 seconds c- 2-4 minutes d- 2-4 seconds 13- Normal partial thromboplastin time (PPT) is : a- 3-4 minutes b- 30-45 seconds c- 12-15 seconds d- 12-15 minutes 14- Hemophilia A is the deficiency of : a- factor V b- factor VIII c- factor IX d- all of the above 15-the most common form of leukemia in children is: a- acute lymphoblastic leukemia b- Chronic lymphocytic leukemia c- Acute myeloid leukemia d- Chronic myeloid leukemia 16- Bence-Jones protein is present in cases of: a- chronic myeloid myeloma b-acute myeloid myeloma c- Hodgkin’s lymphoma d- multiple myeloma 17- Reed-Sternberg cells are found in cases of : a- acute lymphoblastic leukemia b- Non Hodgkin’s lymphoma c- Hodgkin’s lymphoma d- Multiple myeloma 18- Normal platelet count is : a- 150,000 to 450,000/min3 b- 400,000 to 800,000/min3 c- 4,000 to 11,000 /min3 d- 50,000 to 100,000/min3 19- Antithrombin III inhibits: a- factor Va b- factor VIIIa c- factor Xa d- all of the above 20- Heparin potentiate the action of : a- protein C b- protein S c- antithrombin III d- warfarin 21- Factor II of ***** clotting is: a- Christmas factor b- Fibrinogen c- Prothrombin d- Thromboplastin 22- One of fibrinogen group is : I V VIII XIII a- II b- V c- VII d- IX 23- Fibrinogen is converted to soluble fibrin by: a- prothrombin b- Thromboplastin c- Thrombin d- all of the above 24- Thrombopoitin control the formation of: a- red ***** cells b- White ***** cells c- platelets d- non of the above 25- Normal prothrombin time (PT) is: a- 30-45 seconds b- 30-45 minutes c- 12-15 seconds d- 12-15 minutes 26- Parasitic disease is associated with: a- monocytosis - bacteria b- Lymphocytosis - virus c- Basophilia - sensitive d- Eosinophilia 27- Philadelphia chromosome is diagnostic for: a- acute lymphoblastic leukemia b- Acute myeloid leukemia c- Chronic lymphocytic leukemia d- chronic myeloid leukemia 28- Normal fibrinogen level: a- 150-400 gm% b- 150-400 mg % c- 15-40 mg % d- 15-40 gm % 29-infectious mononucleosis is caused by: a- echo virus b- coxsaki virus c- Epstein Barr virus EBV d- Cytomegalo virus 30- Atypical lymphocytosis is seen in cases of: a- Hodgkin’s lymphoma b- Multiple myeloma c- Infectious mononucleosis d- Chronic lymphocytic leukemia 31-monospot test is done to diagnose: a- Acute myeloid leukemia b- Acute lymphoblastic leukemia c- Infectious mononucleosis d- Infectious lymphocytosis 32- The test which depend on ***** platelets & capillary fragility is: a- prothrombin time b- Thrombin time c- Bleeding time d- Clotting time 33- Fibrin is broken to fibrin degradation products by the action of: a- Prothrombin b- Thrombin c- Plasminogen d- Plasmin 34- Acute myeloid leukemia is characterized by: a- low neutrophil alkaline phosphatase b- Myeloblast with Auer rods c- Neutrophil with Pleger-Huet ano**** d- all of the above 35- Plasminogen is converted to plasmin by : a- Heparin b-Histamine c- Urokinase d- Serotonin 36- Increase D-dimers and fibrin degradation products are seen in cases of: a- Hemophilia A b- Vitamin K deficiency c- Diffuse intravascular coagulation d- Von Willebrand disease 37- Activated protein C degrades: a- factor IXa b- Factor VIIIa c- Factor Xa d- Factor Xia 38- Heparin is found in a- Neutrophil b- Basophil c- Acidophil d- all of the above 39- In hemophilia A the test which will be prolonged is a- PT b- PTT c- Bleeding time d- all of the above 40- Bleeding due to overdose of heparin is managed by giving: a- Vit K b- Vit C c- Vit A d- Protamin sulphate 41- Streptokinase and staphylokinase convert: a- Prothrombin to thrombin b- Fibrinogen to fibrin c- Soluble fibrin to insoluble fibrin d- Plasminogen to plasmin 42- Test for platelet ********** a- Clot retraction b- Platelet aggregation c- Platelet adhesion d- all of the above 43- Prolonged PT occurs in cases of deficiency of: a- Factor III b- Factor IV c- Factor V d- all of the above 44- normal thrombin time (TT): a- 30-45 sec b- 2-4 min c- 3-9 min d- 10-20 sec 45- cause of vitamin K deficiency: a- Obstructive jaundice b- Prolonged use of antibiotics c- Inadequate intake d- all of the above 46- Cause of Hyper- Coagulable state: a- Aplastic anemia b- Cytotxic ***** c- Polcythemia d- Radiotherapy 47-Physiological cause of neutrophilia: a- New born b- Radiotherapy c- Cytotoxic ***** d- Prolonged use of antibiotics 48- Leucocytosis characterized by the presence of immature cells and high neutrophil alkaline phosphatase: a- chronic myeloid leukemia b- Acute myeloid leukemia c- Leukaemid reaction d- non of the above 49- Normal coagulation time (CT): a- 3-9 min b- 3-9 sec c- 30-40 sec d- 30-40 min 50- The test which measures the clotting time of citrated plasma accelerated by the addition of a clotting factor activator (kaolin) , phospholipids and calcium: a- coagulation time b- Prothrombin time c- Partial thromboplastin time d- Thrombin time 51- The test which measures the clotting time of citrated plasma to which thromboplastin and calcium has been added: a- thrombin time b- Prothrombin time c- Coagulation time d- Partial thromboplastin time 52- The test which is widely used as a control and follow up test to control anticoagulant treatment: a- APTT b- PTT c- PT d- TT 53- A disease characterized by progressive neoplastic proliferation of immature white cell precursor: a- acute leukemia b- Chronic leukemia c- Lymphoma d- Multiple myeloma 54- The absolute lymphocyte count may be up to 300,000 or more between 70 and 90 % of white cells in the ***** film appear as s**** lymphocytes . THE CASE IS: a- Acute myeloid leukemia b- Acute lymphoblastic leukemia c- Chronic myeloid leukemia d- Chronic lymphocytic leukemia 55- Variation in red cells size: a- Poikilcytosis b- Anisocytosis c- Reticulocytosis d- Leukocytosis 56- Dark red cells with no area of central pallor: a- Stomatocyte b- Spherocyte c- Acathocyte d- Schistocyte 57- Microcytic hypochromic anemia a- hereditary spherocytosis b- Sickle cell anemia c- Iron deficiency anemia d- Vit B12 deficiency anemia 58- Target cells are seen in cases of: a- folic acid deficiency b- Iron deficiency anemia c- Vit B12 deficiency anemia d- Thalassemia 59- Red cells with elongated area of central pallor: a- spherocyte b- Schistocyte c- Stomatocyte d- Elliptocutes 60- ……………….. Symmetric, short , sharp projection from the red cells and seen in iron deficiency anemia: a- echinocyte b- Acanthocyte c- Elliptocyte d- Ovalocyte 61- ……………… is a condition in which the absorption of vit B12 is greatly impaired due to failure or marked reduction of intrinsic factor secretion: a- fauvism b- fanconi’s anemia c-sickle cell anemia d- thalassemia e- pernicious anemia 62- Hyperchromic cells are seen in: a- iron deficiency anemia b- Thalassemia c- Hereditary spherocytosis d- Sickle cell anemia 63- A prolonged low rate of bleeding results in: a- normochromic anemia b- Hypochromic anemia c- Hyperchromic anemia d- non of the above 64- Schilling test is done in diagnosis of: a- iron deficiency anemia b- Pernicious anemia c- Aplastic anemia d- folic acid deficiency 65- Defective synthesis of either alpha or beta chains of normal hemoglobin cause: a- sickle cell anemia b- Aplastic anemia c- Pernicious anemia d- Thalassemia 66- Neutrophils represent…………… of circulating leukocyte: a- 2-8 % b- 0-1 % c- 50-70 % d- 2-4 % 67- …………. are non nucleated, biconcave shaped cells: a- platelet b- Leukocyte c- Erythrocyte d- Macrophages 68- …………….. represent 50-70 % of total leukocytes a- lymphocytes b- Neutrophils c- Monocytes d- Eosinophilis 69- …………… have a characteristic biffed nucleus and their cytoplasm is filled with large refractile granules that stain red in ***** smear a- neutrophils b- Eosinophilis c- Basophiles d- Lymphocytes 70- The cell which is responsible for antibody production is: a- moncytes b- T-lymphocytes c- B-lymphocytes = plasma cell d- Neutrophils 71- …… is a curved cell with sharp ends seen in haemoglobinopathies (HBS) a- sickle cell b- Spherocyte c- Ovalocyte d- Stomatocyte 72- All of the following is correct about sickle cell anemia except: a- leg ulcers b- Gall stones c- Enlargement of spleen d- Attacks of pain 73- ……….. is a single, large, rounded , dark , purple remnant of nucleus a- Heinz body b- Howeel-Jolly body c- Pappenheimer body d- Cabot ring 74- Agranulocyte: a- neutrophil b- Lymphocyte c- Basophile d- Eosinophil 75- Pica ( craving to eat unusual substance such as clay or ice) is one of the symptoms of: a- G6PD deficiency b- Thalassemia c- Megaloblastic anemia d- Iron deficiency anemia 76- In …………….. there’s a decreased or absent hemosiderin in bone marrow a- sideroblastic anemia b- Iron deficiency anemia c- Megaloblastic anemia d- Hemolytic anemia 77- Chloramphenicol may cause …………. anemia in long term therapy a- iron deficiency b- Vit B12 deficiency c- folic acid deficiency d- Aplastic anemia 78- ………. is the fluid (with anticoagulant) component of ***** , it contains salt & organic compounds: a- plasma b- Serum c- Hemoglobin d- Billirubin 79- Poikilocytosis is: a- variation in red cell size b- Variation in red cell color c- Variation in red cell shape d- non of the above 80- Red cell fragments: a- echinocyte b- Elliptocyte c- Schistocyte d- Stomatocyte 81- It is a defect of red cell member a- Thalassemia b- Sickle cell anemia c- Hereditary spherocytosis d- Megaloblastic anemia 82- All of the following is correct regarding spherocytosis except: a- normocytic normochromic anemia b- Decreased reticulocyte count c- Raised plasma bilirubin d- Increased osmotic fragility 83- Heinz bodies are seen in cases of a- hereditary spherocytosis b- Hereditary elliplocytosis c- G6PD deficiency d- sickle cell anemia 84- ……………… is caused by substitution of amino acid (valine) instead of glutamic acid at position No.#6 in the beta chain of hemoglobin a- Hb-A b- Hb-A2 c- Hb –F d- Hb –S sickle cell 85- Atrophy of the spleen is seen in cases of: a- Thalassemia b- Sickle cell anemia c- G6PD deficiency d- Hereditary elliplocytosis 86- iron deficiency lead to : a- normocytic normochromic anemia b- microcytic hypochromic anemia c- macrocytic anemia d- hemolytic anemia 87- Neurological symptoms are seen in cases of: a- iron deficiency anemia b- folic acid deficiency c- Vit B12 deficiency d- all of the above 88- Megaloplastic hematopoiesis is seen in cases of: a- iron deficiency anemia b- folic acid deficiency c- Vit B12 deficiency d- Vit C deficiency 89- Fanconi’s anemia is a type of : a - vit B12 deficiency b- aplastic anemia c- Thalassemia d- folic acid deficiency anemia 90- the most abundant leukocyte in a normal ***** smear of adult is : a- lymphocyte b- Monocyte c- Eosinophil d- Neutrophil 91- The first line of defense against parasites: a- neutrophils b- Basophile c- Eosinophil d- Lymphocyte 92- …………….. play a role in immediate and delayed hypersensitivity: a- monocyte b- Lymphocyte c- Eosinophil d- Basophile 93- The largest leukocyte is : a- neutrophils b- Lymphocyte c- Monocyte d- Basophile 94- Cell which participate in cell mediated immunity: a- monocyte b- B- lymphocyte c- T- lymphocyte d- neutrophils 95- ……… promotes ***** clotting and help to prevent ***** loss from damaged ***** vessels: a- platelets b- WBCs c- RBCs d- all of the above 96-antibody induced hemolytic disease in new born that is caused by ***** group incompatibility between mother and fetus: a- hemolytic uremic syndrome b- Erythroblastosis fetalis c- Hereditary spherocytosis d- Thromboloc thrombocytopenic purpurea 97- Young red ***** cell with cytoplasmic RNA: a- spherocyte b- Reticulocyte c- Stomatocyte d- elliptocyte 98- Normal adult hemoglobin tetramer is: a- 2 alpha : 2 gama b- 2 alpha : 2 beta c- 2 alpha : 2 delta d- 2 beta : 2 gama 99- …………… represent 2-4 % of total leukocyte: a- neutrophils b- Basophile c- Eosinophil d- Monocyte 100- ………… are s**** cytoplasmic fragment derived from megakaryocytic: a- RBCs b- WBCs c- Platelet d- non of the above 101 - ………….. is the reduction in the amount of circulating hemoglobin , red ***** cells or both: a- polycythemia b- Anemia c- Hemophilia d- Leucopenia 102- Thalassemia is : a- microcytic anemia b- Macrocytic anemia c- Normocytic anemia d- non of the above 103- Vit B12 deficiency lead to : a- hemolytic anemia b- Microcytic anemia c- Normocytic anemia d- Megaloblastic anemia 104- Lymphocyte represent ………….. of total leukocyte: a- 20-40 % b- 50-70 % c- 2-8 % d- 1-5 % 105- Plumer- Vinson syndrome may be seen in cases of: a- iron deficiency anemia b- Vit B12 deficiency anemia c- Aplastic anemia d- folic acid deficiency anemia 106- peripheral, pale inclusions that push out the cell membrane and composed of hemoglobin: a- cabot ring b- Pappenheimer body c- Howell-Jolly body d- Heinz body 107- it’s an acute hemolytic anemia occurring after the ingestion of broad bean in individual with deficiency of G6PD : a-thalassemia b- Favism c- Fanconi’s anemia d- Cooley’s anemia 108-………………. is a multiple s**** , peripheral grape like purple clusters of iron: a- cabot ring b- Heinz body c- Howell-Jolly body d- Pappenheimer body 109- the ***** smear gives the physician information concerning: a- morphology of RBCs and platelet b- Presence of abnormal inclusion c- Presence of immature cells d- all of the above 110- hypersplenism is one of the causes of : a- iron deficiency anemia b- Hemolytic anemia c- Aplastic anemia d- Megaloblastic anemia 111- Increased reticulocytes count is seen in cases of: a- hereditary spherocytosis b- G6PD deficiency c- Sickle cell anemia d- all of the above 112- The antibody which can pass the placenta: a- Ig M b- Ig G c- Ig D d- Ig E 113- ……… is an autoimmune disease in which there is an immune destruction of the acid and pepsin secreating cells of the stomach: a- fanconi’s anemia b- cooley’s anemia c-pernicious anemia d- non of the above 114- All of these are laboratory features of aplastic anemia except: a- pancytopenia b-markedly hypocellular marrow c- Increased reticulocyte count d- Markedly increase in serum erythropoietin 115- Secondary granules of neutrophils contain: a- elastase b- Myeloperoxidase c- Lysozyme d- Histamine 116- Monocytes represent ………………. of total leukocyte: a- 0-1 % b- 2-4 % c- 2-8 % d- 20-4 % 117- the reagent used for leukocyte count is : a- citric acid b- Acetic acid c- Hydrochloric acid d- Sulphoric acid BACTERIOLOGY 118- All are Prokaryotic cells except: a- Fungi b- Bacteria c - Chlamydia d- ***oplasma 119- Viruses: a- Contain only DNA or RNA b - They Contain ribosome c- Did not affected by antibiotics d- a+c 120- All of these are essential structure except: a- Nuclear body b- Spores c- Cell wall d- Plasma Membrane 121- ________ is giving the shape to the bacteria a.- Cytoplasmic Membrane b- Capsule c- Cell Wall d- All of the above 122- One of its functions is selective permeability a- Cell wall b- Plasma membrane c- Capsule d- Spores 123- They are responsible for Haemagglutination Phenomenon a- Flagella b- Fimbria c- Capsule d- Cell wall 124- Clostridium Tetani is: a- Atrichous bacteria b- Mono-trichous bacteria c- Amphi-trichous bacteria d- Peri-trichous bacteria 125- Short curved or straight rods, motile by single polar flagellum a- spirochaeta b- Vibrio c- Escherichia d- Lactobacillus 126- S**** gram negative cocci, occur in pairs a- staphylococcus b- streptococcus c- neisseria d- non of the above 127- Transfer of genetic information from one bacterium to another by bacteriophages is: a. Transformation b. Tansduction c. Conjugation d. Mutation 128- Salmonella are: a- Obligatory Aerobic bacteria b.- Obligatory Anaerobic bacteria c- Facultative Anaerobic bacteria d- Micro-aerophilic bacteria 129- According to pH, vibrio cholera is a- Osmophilic bacteria b- Basophilic bacteria c- Acidophilic bacteria d- Neutrophilic bacteria 130- Staphylococci are: a- Atrichous bacteria b- Mono-trichous bacteria c- Amphi-trichous bacteria d- Peri-trichous bacteria 131- During replication of DNA, copying errors may occur and this is called a- Conjugation b- Transduction c- Transformation d- Mutation 132- Obligatory Anaerobic bacteria a- grow only in presence of oxygen b- grow only in absence of oxygen c- grow either in presence or absence of oxygen d- grow in presence of oxygen traces and 5 – 10% CO2 133- Neutrophilic bacteria grow well at a- pH 8.5 – 9.0 b- pH 7.2 – 7.4 c- pH 5.0 – 5.5 d- pH 2.5 – 3.0 134- The rate of cell death increase and bacterial growth stopped, this is a- Adaptation phase b- Exponential phase . c- Stationary phase. d- Decline Phase 135- Beta-hemolytic a- Cause complete hemolysis of RBC’s b- Cause chemical change of Hemoglobin in RBC’s c- Do not cause hemolysis d- None of them 146- Mesophilic bacteria grow at: a- 37°C b- 14°C c- 60°C d- 120°C 137- Circulation of Bacteria and its toxins in ***** a- Pyaemia b- Toxemia c.- Bacteremia - without toxins d- Septicemia 138- Disinfections that applied on living or injured tissues: a- Sterilization b- Antiseptic c- Sanitation d- Decontamination 139- Hot air oven is used for sterilization of a- Glass b- Rubber Gloves c.- Plastic Syringes d- Catheters 140- Disinfectant for superficial fungal infection a- Phenol b- Potassium permanganate c- Chlorine d- Hypochlorite compounds 141- Rifampin a- inhibit cell wall synthesis b- inhibit protein synthesis c- inhibit folic acid pathway d- inhibit mRNA synthesis 142- Transacetylase inactivate a- aminoglycosides b- chloramphenicol c- penicillin d- cephalosporins 143- The color of gram positive bacteria is a- Yellow b- Black. c- Pink d- Violet 144- Selective media for fungi a- ***** agar b- Mac Conkey agar c- Nutrient agar d- Sabourand’s dextrose agar 145- Histoplasma is a : a- Systemic ***osis b- Sub – Cutaneous ***osis c- Cutaneous ***osis d- Superficial ***osis 146- All are asexual spores produced by mould except a- Conidio – spores b- Sporangio – spores c- Endospores d- Arthro – spores 147- They reproduce only by Asexual reproduction a- Blasto***osis b- Deutro***osis c- Asco***etes d- Zygo***etes 148- The functions of cell wall is all of the following except: a- Giving the shape to the bacteria b- Carrying somatic antigen c-Selective permeability& transport of solutes = plasma membrane d- Protect the bacteria from plasmolysis 149- Atrichous Bacteria are: a- Bacteria contain one flagellum b- Bacteria contain 2 flagella c- Bacteria without flagella d- Bacteria with a tuft of flagella 150-__________ are essential for host cell attachment: a- Flagella b- Fimbria c- Spores d- Capsules 151- Irregular clusters of spherical cells: a- Streptococcus b- Staphylococcus c- Lactobacillus d- Escherichia 152- Clostridium Botulinum is: a- Obligatory Aerobic Bacteria b- Facultative Anaerobic Bacteria c- Obligatory Anaerobic Bacteria d- Micro- aerophilic Bacteria 153- Basophilic Bacteria grow well at: a- pH 8.5 – 9.0 b- pH 7.2 – 7.4 c- pH 5.0 – 5.5 d- None of the above 154- Cells are divided at high & constant rate: a- Decline Phase b- Stationary Phase c- Log Exponential Phase d- Adaptation Phase 155- The dominant bacterial species in dental plaque are: a- Coagulase Negative Staphylococci b- Lactobacillus c- Bacteroides d- Streptococcus Sanguis 156- The spread of Pyogenic Bacteria in ***** stream to different organs & produce multiple abscess is: a- Septicemia b- Bacteremia c-Toxemia d- Pyaemia 157- Inhibit the growth of micro organisms a- Bacteriostatic b- Bactericidal c- Fungicidal d- Germicidal 158- To sterilize fluid damaged by heat: a- Gaseous Sterilization b- Heat Sterilization c- Filtration d- Ionizing Radiation 159- For water disinfection we use: a- Hydrogen peroxide b- Formaldehyde c- Chlorine d- Hypochlorite compounds 160- Mechanism of action of penicillin: a- Block peptidoglycan synthesis b- Inhibit peptidyglycan cross – linking c- inhibit folic acid pathway d- inhibit protein synthesis 161- Sulfonamides: a- inhibit cell wall synthesis b- inhibit protein synthesis c- inhibit DNA synthesis d- inhibit folic acid pathway 162- Acetylase inactivates: a- B – Lactam antibiotics b- Aminoglycosides c- Cloramphenicol d- All of the above 163- Ringworm disease is caused by a- Zygo***etes b- Asco***etes c- Blasto***osis d- None of the above 164- For wet – mount technique we add: a- NaoH b- K oH c- H2 O2 d- All of the above 165- They are transmitted by arthropods a- Chlamydia b- Spirochetes c- ***oplasma d- All of the above 166- In the past they were listed as large viruses a- Richettsia b- ***oplasma c- Chlamydia d- None of the above 167- Bacteria multiply by: a- Replication cycle b- Simple binary fission c- Sexual reproduction d- All of the above 168- It protects bacteria from antibiotics a- Capsule b- Cell membrane c- Flagella d- Fimbria 169- Vibro cholera is: a- Mono –trichous bacteria b- Atrichous bacteria c- Lopho-trichous bacteria d- Peri-trichous bacteria 170- Short rods, motile by peritrichous flagella a- Spirochaeta b- Lactobacillus c- Escherichia coli d- Vibrio 171- To take up soluble DNA fragments derived from other, closely related species is: a. Mutation b. Transformation c. Transduction d. Conjugation 172- T****culosis are a- micro-airophilic b- Facultative anaerobic c- Obligatory anaerobic d- Obligatory aerobic 173- According to pH, Lactobacillus is a- Neutrophlic bacteria b- Acidophilic bacteria c- Basophilic bacteria d- None of the above 174- Bacteria without cell Wall a- Chlamydia b- Rickettsia c- ***oplasma d.- Spirochetes 175- Brucella Melitensis is a- Obligatory aerobic bacteria b- Obligatory anaerobic bacteria c- Facultative anaerobic bacteria d- Micro-aerophilic bacteria 176- Pseudomonas aeroginosa is a- Peri-trichous bacteria b- Lopho-trichous bacteria c- Amphi-trichous bacteria d- Monotrichous bacteria 177- Genetic information of bacteria is carried on a- Messenger RNA b- Transfer RN|A c- Tran****** RNA d- Double – Stranded DNA 178- Thermophilic bacteria grow at a- 60 – 80 °C b- 0 - 20°C c-. 37°C d- 100 - 120°C 179- Acidophilic bacteria grow at a- pH 7.2 – 7.4 b- pH 5.0 – 5.5 c- pH 8.5 – 9.0 d- None of the above 180- ***oplasma is a- Neutrophilic bacteria b- Acidophilic bacteria c- Basophilic bacteria d- All of the above 181- It is the adaptation of bacteria to the fresh medium a- Lag phase b- Decline phase c- Logarithmic Phase d- Stationary phase 182- Bacteria which do not cause hemolysis is a- Beta-Hemolytic b- Alpha-Hemolytic c- Gama Hemolytic d- None of the above 183- Normal flora of Lower intestine are all of the following except: a- Staphylococci b- Diphtheroids c- Shigella d- Lactobacillus 184- Opportunistic pathogens are all of the following except: a- Cause a disease when the host defense are suppressed. b- Are normal flora of healthy body c- Are greatly harmful d- Do not invade the body or tissue. 185- For disinfection of mattresses : a- Hot air oven b- Autoclave c- Ethylene Oxide d- Hydrogen Peroxide 186- Pyschrophilic bacteria grow at: a- 10٠°C b- 6٠°C c- 14°C d- 37°C 187- Bacteria which contain chlorophyll a- Heterotrophic bacteria b- Autotrophic bacteria c- Photosynthetic bacteria d- All of the above 188- Tricophyton is one of a- Yeast b- Moulds c- Dermatophyte d- Dimorphic Fungi 189- Plasto***es is one of a- Dermatophytes b- Dimorphic Fungi c- Yeast d- Moulds 190- Color of gram negative bacteria is a- Violet b- Green c- Red d- Black 191- Acid Fast Bacteria a- Salmonella b- Shigella c- M. T****culosis d- E – Coli 192- Spherical or avoid cells occurring in chains a- Staphylococci b- Streptococci c- Lactobacillus d- Spiro chaeta 193- ……………… carries the genetic information a- the envelope b- the capsid c- the nucleic acid d- the prion 194- …………………… may be seen under light microscope a- rota virus b- influenza virus c- herps virus d- pox virus 195- viruses may be: a- monomorphic b- pleomorphic c- dimorphic d- all of the above 196- viral capside is formed of: a- protein b- glycogen c- lipoprotein bilayer d- glycoprotein 197- class III in Baltimor classification is: a- double stranded DNA viruses b- single stranded DNA viruses c- double stranded RNA viruses d- single stranded RNA viruses 198- Hierarchial virus classification system use the following characters except: a- nature of nucleic acid b- capside symmetry c- diameter of viron & capside d- virus molecular weight 199- in viral replication which is true: a- penetration is the 1st step b- assembly is the last step c- relaease is the last step d- all of the above 200- viron: a- may be extracellular phase of virus b- may be intracellular phase of virus c- can grow and replicate d- means “ virus – like “ 201- pleomorphic viruses means : a- virus which have constant shape b- virus that may appear in 2 forms c- virus that have not a constant morphology d- virus that have spherical shape 202- vapor of gold is used in : a- shadow casting technique b- negative staining technique c- positive staining technique d- non of the above 203- direct diagnosis of virus : a- ELISA Antibody b- CFT c- IFT d- PCR virus 204- all of the following are required in cell culture except: a- neutral PH b- presence of buffer salts c- presence of antibiotics d- incubation at 20 C (( 30-37 C)) 205- all of the following are diagnostic molecular biological technique except: a- PCR b- ELISA c- nucleic acid hyperdization d- DNA finger printing 206- PCR require all of the following except: a- extracted DNA template b- 2 specific primers c- reation buffer d- RNA polymerase 207- bacteriophage is : a- virus that can be killed by antibiotic b- virus that act like a bacteria c- bacteria that act like a virus d- virus that infect bacteria 208- all of the following viruses are transmitted by ***** except: a- HIV b- HBV c- HCV d- herps virus 209-all of the following are RNA viruses except: a- corona viridase b- re***ridase c- picorona viridase d- pox viridase |
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الله يوفقنا وياكم |
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أضف رد |
(( لا تنسى ذكر الله )) |
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