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[MBBS 0124] JANUARY 2024 Sub. Code : 6054
M.B.B.S. DEGREE EXAMINATION
(For the candidates admitted from the Academic Year 2019-2020)
FIRST YEAR ? SUPPLEMENTARY (CBME)
PAPER II ? PHYSIOLOGY
Q.P. Code: 526054
Time: 30 Minutes
Maximum : 20 Marks
Answer All Questions
Choose one correct answer in the box provided in the Answer Script. No overwriting
should be done. Choice should be given in Capital Letters.
III. Multiple Choice Questions:
(20 x 1 = 20)
1. Wave that is seen in old recovered Myocardial Infarction is
A) Prominent Q wave B) Prominent T wave
C) Prominent P wave D) Prominent R wave
2. Which is called "pressure buffer system"
A) Baroreceptor system B) Chemoreceptor system
C) Both a and b D) None of the above
3. 80% of the total colloid osmotic pressure of plasma results from ____________
A) Fibrinogen B) Albumin C) Globulin D) Prothrombin
4. Most common site of myocardial infarction is _____________
A) Subendocardial portion of left ventricle B) Subendocardial portion of right ventricle
C) Interventricular septum D) Right atrium
5. Sympathomimetic drugs have not proved to be beneficial in
A) Neurogenic shock B) Haemorrhagic shock
C) Anaphylactic shock D) None of the above
6. Functional residual capacity is
A) Volume remaining after forced expiration
B) Tidal volume + volume inspired forcefully
C) Volume remaining after normal respiration
D) Tidal volume + volume expired by forced expiration
7. Airway resistance
A) is increased if the lungs are removed and inflated with saline
B) does not affect the work of breathing
C) is increased in paraplegic patients
D) is increased following bronchial smooth muscle contraction
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8. Which of the following has the greatest effect on the ability of blood to transport oxygen?
A) Capacity of the blood to dissolve oxygen B) Amount of hemoglobin in the blood
C) Temperature of the blood D) pH of plasma
9. Variations in which of the following components do not affect respiration?
A) Arterial HCO3- concentration B) Arterial H+ concentration
C) Arterial Na+ concentration D) CSF H+ concentration
10. Which serves as Progenitor cells after injury in lungs?
A) Type 1 alveolar cells B) Clara cells (club cells)
C) Type 2 alveolar cells D) Lamellar bodies
11. Botulinum toxin A and E act on ______________ docking protein
A) Syntaxin B) SNAP ? 25 C) Synaptobrevin D) -SNAP
12. Brown-S?quard syndrome occurs due to
A) Complete transection of spinal cord B) Injury to the brainstem
C) Hemi section of spinal cord D) Transection between pons and medulla
13. Which substance activates adrenergic alpha and beta receptors equally?
A) Acetylcholine B) Norepinephrine C) Epinephrine D) Serotonin
14. Bilateral removal of hippocampus will lead to
A) Anterograde amnesia B) Retrograde amnesia C) Placidity D) Tameness
15. Appearance of sleep spindles in EEG represents
A) REM sleep B) Stage I sleep C) Stage II sleep D) Stage III sleep
16. Final common pathway is exhibited by
A) Gamma motor neuron B) Gamma loop
C) Alpha motor neuron D) Alpha ? Gamma coactivation
17. Area essential for initial processing of visual language
A) Broca's area B) Wernicke's area C) Arcuate fasciculus D) Angular gyrus
18. Endolymph is present in
A) Scala media B) Scala vestibule C) Scala tympani D) Oval window
19. Taste threshold is lowest in which of the following substances
A) Bitter B) Salt C) Sour D) Sweet
20. Colour blobs are present in
A) Parietal cortex B) Frontal cortex C) Visual cortex D) Auditory cortex
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[MBBS 0124]
This post was last modified on 30 November 2024