Download MBBS TMU 1st Year 2016 MBS102A Physiology I Question Paper

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MBBS I (First) Professional Examination 2015-16

Course Code: MBS102

Paper ID: 0322205

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Physiology -I

Time: 2 Hours 40 Minutes

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Max Marks: 40

Note: Attempt all questions. Draw proper diagrams to support your answer.

Part 'B'

1. Define B.P. Describe the baroreceptor mechanisms for regulation of systemic arterial blood pressure. (2+8)
2. Write short notes on: (3x4=12)
   1. Active transport

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   2. Hemostasis
   3. Glomerular filtration rate
   4. Cholecystokinin
3. Compare and differentiate between: (2x4=8)
   1. Fetal hemoglobin and adult hemoglobin

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   2. 1st heart sound and 2nd heart sound
   3. Hepatic bile and gall bladder bile
   4. Forced vital capacity and timed vital capacity
4. Briefly describe: (5x2=10)
   1. Mechanisms of HCI secretion

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   2. Mechanisms for carbon dioxide transport in blood

Roll No.

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MBBS I (First) Professional Examination 2015-16

Student's Signature

Course Code:MBS102

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Physiology - I

Part 'A'

Time: 20 Minutes

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Student's Name

Invigilator's Signature

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Paper ID: 0322205

Max Marks: 10

Note: 1. Attempt all questions and return this part of the question paper to the invigilator after 20 Minutes.

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2. Please tick (√) correct one only. Cutting, overwriting or any other marking are not allowed.

3. For answering please use Ball- pen only.

2. Then condition with increased number of erythrocyte is called:
   1. Thrombocytosis
   2. Polycythemia

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   3. Granulocytosis
   4. Reticulocytosis
3. From which one of the following sites, vitamin B12 is absorbed:
   1. Stomach
   2. Duodenum

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   3. Jejunum
   4. Ileum
4. Hemophilia A is characterized by the deficiency of clotting factor:
   1. VII
   2. VIII

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   3. IX
   4. X
5. Immunoglobulin is secreted by:
   1. Neutrophil
   2. Plasma cells

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   3. Monocyte
   4. Basophil
6. All of the following are components of gastric juice except:
   1. Pepsinogen
   2. HCL

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   3. Mucous
   4. Gastrin
7. Bile is required for digestion of:
   1. Fat
   2. Protein

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   3. Carbohydrate
   4. Cellulose
8. Deficiency of which of the following fat soluble vitamins will lead to coagulation defect:
   1. A
   2. D

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   3. E
   4. K
9. Which of the following glands contribute maximum % of daily salivary secretion:
   1. Parotid
   2. Submaxillary

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   3. Rectus abdominis
   4. Sternocleidomastoid
10. Cyanosis is produced when concentration of:
    1. Total hemoglobin is decreased
    2. Methemoglobin is decreased

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    3. Reduced hemoglobin is increased
    4. Oxyhemoglobin is increased
11. Pulmonary surfactant is required to prevent:
    1. Collapse of alveoli
    2. High intrapleural pressure

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    3. Excess expansion of alveoli
    4. Entry of microorganisms
12. Which one of the following hormones acts on epithelial cells of collecting duct for water reabsorption:
    1. Endothelin I
    2. Angiotensin II

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    3. Aldosterone
    4. Vasopressin
13. Stroke volume in healthy adult is around:
    1. 180 ml
    2. 120 ml

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    3. 70 ml
    4. 40 ml
14. In hypoproteinemia, edema develops due to:
    1. High hydrostatic pressure in capillary
    2. Low hydrostatic pressure in interstitium

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    3. High oncotic pressure in interstitium
    4. Low oncotic pressure in capillary
15. Max rise of the pressure in the ventricle occurs during
    1. Atrial systole
    2. Isovolumetric contraction

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    3. Diastasis
    4. Protodiastole
16. Severe vomiting leads to:
    1. Metabolic acidosis
    2. Respiratory acidosis

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    3. Metabolic alkalosis
    4. Respiratory alkalosis
17. Which one of the following hormones will cause contraction of gall bladder:
    1. Gastrin
    2. Cholecystokinin

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    3. Secretin
    4. Insulin
18. P wave of ECG is caused by depolarization of:
    1. Depolarization of ventricle
    2. Repolarization of ventricle

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    3. Depolarization of Atria
    4. None
19. Voluntary hyperventilation will:
    1. Reduce alveolar PO2
    2. Increase alveolar PCO2

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    3. Decrease arterial PCO2
    4. Decrease arterial PO2

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