6B GAS EXCHANGE & TRANSPORTATION (UHS)

6B GAS EXCHANGE & TRANSPORTATION (UHS)

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Question 1 of 26

1. Question
Q.1 The right atrium of the heart usually receives the
- A) Deoxygenated Blood
- B) Oxygenated Blood
- C) Filtered Blood
- D) Non-Filtered Blood
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Question 2 of 26

2. Question
Q.2 The largest lymph duct called thoracic lymph duct drains into
- A) Subclavian Vein
- B) Renal Vein
- B) Renal Vein
- D) Hepatic Portal Vein
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Question 3 of 26

3. Question
Q.3 Which protein plays a major role in maintaining osmotic balance?
- A) Albumin
- B) Globulin
- C) Fibrinogen
- D) Prothrombin
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Question 4 of 26

4. Question
Q.4 The type of agranulocytes which stays in blood for a few hours and then enters tissues and become macrophages are
- A) Lymphocytes
- B) Monocyte
- C) Eosinophils
- D) Basophils
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Question 5 of 26

5. Question
Q.5 Mature mammalian red blood cells do not have
- A) Nucleus
- B) Red color
- C) Fluids
- D) Haemoglobin
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Question 6 of 26

6. Question
Q.6 In a normal person plasma constitutes about ___________ by volume of blood
- A) 50%
- A) 50%
- C) 45%
- D) 55%
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Question 7 of 26

7. Question
Q.7 Which vein has oxygenated blood?
- A) Renal vein
- B) Subclavian vein
- B) Pulmonary vein
- D) Jugular vein
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Question 8 of 26

8. Question
Q.8 What is the residual volume of air which always remains inside the lungs of human?
- A) 3.5 Liters
- B) 0.5 Liters
- C) 5.0 Liters
- D) 1.5 Liters
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Question 9 of 26

9. Question
Q.9 The total inside capacity of lungs is _____ for man.
- A) 6.7 liters
- B) 2.5 liters
- C) 7 liters
- D) 5 liters
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Question 10 of 26

10. Question
Q.10 The average life span of red blood cell is about:
- A) Four months
- B) Two months
- C) Five months
- D) One month
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Question 11 of 26

11. Question
Q.11 The lymphatic vessels of the body empty the lymph into blood stream at the:
- A) Abdominal vein
- B) Subclavian vein
- C) Jugular vein
- D) Bile duct
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Question 12 of 26

12. Question
Q.12 Right atrium is separated from right ventricle by:
- A) Tricuspid valve
- B) Bicuspid valve
- C) Semilunar valve
- D) Septum
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Question 13 of 26

13. Question
Q.13 Histamine is produced by which one of the following cells?
- A) Basophils
- B) Platelets
- C) Monocyte
- D) Eosinophils
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Question 14 of 26

14. Question
Q.14 Which one of the following is the most numerous / commonest of white blood cells?
- A) Eosinophils
- B) Monocytes
- C) Neutrophils
- D) Lymphocytes
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Question 15 of 26

15. Question
Q.15 The oxygenated blood from lungs to heart is transported by the
- A) Pulmonary artery
- B) Coronary artery
- C) Pulmonary vein
- D) Hepatic artery
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Question 16 of 26

16. Question
Q.16 Which one of the following proteins takes part in blood clotting?
- A) Prothrombin
- B) Fibrinogen
- C) Immunoglobulin
- D) Globulin
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Question 17 of 26

17. Question
Q.17 Right atrium is separated from right ventricle by:
- A) Bicuspid Valve
- B) Semilunar Valve
- C) Tricuspid Valve
- D) Interatrial Septum
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Question 18 of 26

18. Question
Q.18 The flaps of tricuspid valves are attached to muscular extensions of right ventricle known as:
- A) Smooth Muscles
- B) Papillary Muscles
- C) Intercostal Muscles
- D) Skeletal Muscles
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Question 19 of 26

19. Question
Q.19 One complete heart beat consists of one systole and one diastole and lasts for about:
- A) 0.8 sec
- B) 0.2 sec
- C) 0.4 sec
- D) 0.5 sec
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Question 20 of 26

20. Question
Q.20 The heart beat cycle starts when electric impulses are generated from;
- A) AV Node
- B) SV Node
- C) SA Node
- D) PQ Node
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Question 21 of 26

21. Question
Q.21 About 70-85% CO2 in blood is carried:
- A) As carboxylase myoglobin
- B) With proteins in plasma
- C) Freely as CO2
- D) As bicarbonate
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Question 22 of 26

22. Question
Q.22 In human the closed sac which surrounds the heart is:
- A) Endocardium
- B) Myocardium
- C) Pericardium
- D) Epicardium
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Question 23 of 26

23. Question
Q.23 Chordae tendinea are fibrous cords attached with:
- A) Cardiac end of stomach valve
- B) Tricuspid valve of heart
- C) Pyloric sphincter of stomach
- D) Eyelid
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Question 24 of 26

24. Question
Q.24 Bicuspid valve controls the flow of blood from:
- A) Right atrium to right ventricle
- B) Right ventricle to pulmonary artery
- C) Left ventricle to aorta
- D) Left atrium to left ventricle
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Question 25 of 26

25. Question
Q.25 Carboxyhaemoglobin (10-20%) is formed when CO2 combines with:
- A) Amino group of haemoglobin
- B) Iron part of haemoglobin
- C) Haem portion of haemoglobin
- D) Plasma proteins
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Question 26 of 26

26. Question
Q.26 Breathing consists of:
- A) Four phases
- B) Three phases
- C) One phase
- D) Two phases
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