Download NTRUHS 1st Year MBBS mcqs Physiology Paper I MCQs Question Paper

Q.P. CODE: M1024020

Dr NTR UNIVERSITY OF HEALTH SCIENCES: VIJAYAWADA- 520008

MBBS DEGREE EXAMINATION - AUGUST, 2024

--- Content provided by⁠ FirstRanker.com ---

FIRST M.B.B.S. EXAMINATION

PHYSIOLOGY - PAPER-I (SET-A)

(Multiple Choice Questions)

Time: 20 Minutes Max Marks: 20

Note: Answer all questions.

--- Content provided by‍ FirstRanker.com ---

SECTION-I (MCQs - 20 MARKS) 1X2=20

1. During inspiration, intrapleural pressure becomes
   1. equal to zero
   2. more positive
   3. more negative
   4. equal to the pressure in the alveoli

   --- Content provided by​ FirstRanker.com ---

2. A lack of normal surfactant results in
   1. increased lung compliance
   2. stabilization of alveolar volume
   3. an increased collapsing tendency of the lungs
   4. bronchospasm

   --- Content provided by​ FirstRanker.com ---

3. The partial pressure of carbon dioxide is highest in
   1. exhaled gas
   2. systemic arterial blood
   3. systemic venous blood

--- Content provided by‍ FirstRanker.com ---

4. Cyanosis indicates a higher-than-normal blood concentration of
   1. carbon dioxide
   2. hydrogen ions
   3. 2,3 DPG
   4. reduced hemoglobin

--- Content provided by FirstRanker.com ---

5. The respiratory centers are located in
   1. cerebral cortex
   2. Hypothalamus
   3. Medulla
   4. spinal cord

--- Content provided by‌ FirstRanker.com ---

6. The main function of albumin is
   1. Determination of blood viscosity
   2. Determination of osmotic pressure of blood
   3. Formation of blood clot
   4. Defense

--- Content provided by‌ FirstRanker.com ---

7. Clotting time is normal in:
   1. Factor III deficiency
   2. hemophilia
   3. purpura
   4. factor XI deficiency

--- Content provided by‌ FirstRanker.com ---

8. Immunoglobulins are produced by
   1. neutrophil
   2. monocyte
   3. erythrocyte
   4. plasma cell

--- Content provided by​ FirstRanker.com ---

9. Anaemia due to maturation defect is
   1. haemolytic anaemia
   2. microcytic anaemia
   3. normocytic anaemia
   4. megaloblastic anaemia

--- Content provided by‌ FirstRanker.com ---

10. Vitamin B 12 absorption takes place mainly from:
    1. duodenum
    2. stomach
    3. ileum
    4. jejunum

--- Content provided by‌ FirstRanker.com ---

11. Wedge pressure represents
    1. left atrial pressure
    2. right atrial pressure
    3. right ventricular pressure
    4. left ventricular pressure

--- Content provided by⁠ FirstRanker.com ---

12. The true statement with regard to second heart sound is,
    1. it coincides with the 'R' wave of E.C.G.
    2. it splits into two components during inspiration
    3. it is due to closure of AV Valves
    4. it makes the onset of ventricular systole

--- Content provided by FirstRanker.com ---

13. The fourth heart sound is due to
    1. closure of the aortic and pulmonary valves
    2. vibrations in the ventricular wall by the inrush of blood
    3. ventricular filling due to atrial systole
    4. closure of the mitral and tricuspid valves

--- Content provided by⁠ FirstRanker.com ---

14. In a normal heart at rest, the Stroke Volume in ml is:
    1. 50-60
    2. 70-80
    3. 90-100
    4. 110-120

--- Content provided by‌ FirstRanker.com ---

15. Korotkoff sounds are produced
    1. by the heart
    2. during the recording of blood pressure
    3. in valvular defect
    4. during breathing

--- Content provided by FirstRanker.com ---

16. The amount of plasma that enters Bowman's capsule per minute is the
    1. glomerular filtration rate
    2. renal plasma flow
    3. renal fraction
    4. renal blood flow

--- Content provided by​ FirstRanker.com ---

17. The condition in which urine output is less than 50 ml
    1. dysuria
    2. anuria
    3. enuresis
    4. azotemia

--- Content provided by FirstRanker.com ---

18. Number of nephrons present in both kidneys together
    1. 20-30 million
    2. 2.3 million
    3. 200-300 million
    4. 2000-3000 million

--- Content provided by​ FirstRanker.com ---

19. Amount of blood enters the renal arteries per minute:
    1. 180
    2. 1200 ml
    3. 125 ml
    4. 700 ml

--- Content provided by‌ FirstRanker.com ---

20. Renin is secreted by
    1. JG cells
    2. renal tubular epithelial cells
    3. mesangial cells
    4. renal interstitial cells

--- Content provided by‌ FirstRanker.com ---

FirstRanker.com