• 1. Question
All of the following Vibrio sp. are halophilic, except:
• 1. V. cholerae
• 2. V. parahaemolyticus
• 3. V. fluvialis
• 4. V. alginolyticus
• 2. Question
The following statements are true regarding Clostridium perfringens except:
• 1. Gas gangrene producing strains of C. perfringens produce heat resistant spores
• 2. lt is the commonest cause of gas gangrene
• 3. It is normally present in human faeces
• 4. The principal toxin of C. perfringens is the alpha toxin
• 3. Question
In the small intestine, cholera toxin acts by:
• 1. Active absorption of NaCl
• 2. Inhibition of adenyl cyclase
• 3. ADP-ribosylation of the G regulatory protein
• 4. Activation of GTPase
• 4. Question
Fibrinoid necrosis may be observed in all of the following, except:
• 1. Malignant hypertension
• 2. Diabetic glomerulosclerosis
• 3. Polyarteritis nodosa
• 4. Aschoff’s nodule
• 5. Question
Enzymes that move a molecular group from one molecule to another are known as:
• 1. Transferases
• 2. Oxido—reductases
• 3. Ligases
• 4. Dipeptidases
• 6. Question
All of the following vascular changes are observed in acute inflammation, except:
• 1. Vasodilation
• 2. Increased vascular permeability
• 3. Decreased hydrostatic pressure
• 4. Stasis of blood
• 7. Question
All of the following statements are true regarding reversible cell injury, except:
• 1. Diminished generation of adenosine triphosphate (ATP)
• 2. Formation of amorphous densities in the mitochondrial matrix
• 3. Formation of blebs in the plasma membrane
• 4. Detachment of ribosomes from the granular endoplasmic reticulum
• 8. Question
Fluoride, used in the collection of blood samples for glucose estimation, inhibits the enzyme:
• 1. Enolase
• 2. Glucokinase
• 3. Hexokinase
• 4. Glucose-6-phosphatase
• 9. Question
The amino acid residue having an imino side chain is:
• 1. Lysine
• 2. Histidine
• 3. Tyrosine
• 4. Proline
• 10. Question
CO2 is primarily transported in the arterial blood as:
• 1. Carbaminohemoglobin
• 2. Carbonic Acid
• 3. Bicarbonate
• 4. Dissolved CO2
• 11. Question
The femoral ring is bounded by the following structures except:
• 1. Inguinal ligament
• 2. Femoral artery
• 3. Lacunar ligament
• 4. Femoral vein
• 12. Question
The carpal tunnel contains all of the following important structures except?
• 1. Flexor pollicis longus
• 2. Median Nerve
• 3. Flexor carpi radialis
• 4. Flexor digitorum superficialis
• 13. Question
Pulmonary surfactant is secreted by:
• 1. Clara cells
• 2. Bronchial epithelial cells
• 3. Type II pneumocytes
• 4. Type I pneumocytes
• 14. Question
While doing thoracocentesis, it is advisable to introduce needle along:
• 1. Lower border of the rib
• 2. In the anterior part of the intercostal space
• 3. In the center of the intercostal space
• 4. Upper border of the rib
• 15. Question
In which of the following a reduction in arterial oxygen tension occurs?
• 1. Moderate exercise
• 2. Anaemia
• 3. Hypoventilation
• 4. CO poisoning