Q. No.'Bundle of His' is a part of which one of the following organs in humans?
1. Heart
2. Kidney
3. Pancreas
4. Brain
All veins carry deoxygenated blood except
| 1. | pulmonary vein |
| 2. | hepatic vein |
| 3. | hepatic portal vein |
| 4. | renal vein |
Thickening of arteries due to cholesterol deposition is:
1. atherosclerosis
2. rheumatic heart
3. blood pressure
4. cardiac arrest
The opening between the right atrium and the right ventricle is guarded by the valve named
1. bicuspid valve
2. tricuspid valve
3. mitral valve
4. semilunar valve
Identify the given figure and select the correct option
| 1. | Neutrophil - phagocytic cell which destroy foreign organisms entering the body |
| 2. | Eosinophil - their number increases during allergic infection |
| 3. | Lymphocyte - small sized non-motile and non-phagocytic |
| 4. | Monocyte - motile and phagocytic in nature |
The given figure shows schematic plan of blood circulation in humans with labels A to D. Identify the labels along with their functions and select the correct option.
| 1. | C - Vena Cava - takes blood from body parts to right atrium, PCO2 = 45 mm Hg |
| 2. | D - Dorsal aorta - takes blood from heart to body parts, PO2 = 95 mm Hg |
| 3. | A - Pulmonary vein - takes impure blood from body parts to heart, PO2 = 60 mm Hg |
| 4. | B - Pulmonary artery - takes blood from heart to lungs, PO2 = 90 mm Hg. |
Haemoglobin is
| 1. | an oxygen carrier in human blood | 2. | a protein used as food supplement |
| 3. | an oxygen scavenger in root nodules | 4. | a plant protein with high lysine content |
Which of the following matches correctly?
| 1. | Inferior vena cava - Receives deoxygenated blood from the head and body |
| 2. | Superior vena cava - Receives deoxygenated blood from the lower body and organs |
| 3. | Pulmonary artery - Carries deoxygenated blood to the lungs |
| 4. | Hepatic artery - Carries deoxygenated blood to the gut |
Serum is-
| 1. | Blood minus corpuscles |
| 2. | (Blood minus corpuscles) minus clotting factors |
| 3. | Plasma minus clotting factors |
| 4. | Both (2) and (3) |
Match the following:
| (i) | Fibrinogen | p. | Defence |
| (ii) | Globulin | q. | Osmotic balance |
| (iii) | Albumin | r. | Clotting |
1. (i) → r, (ii) → p, (iii) → q
2. (i) → p, (ii) → r, (iii) → q
3. (i) → q, (ii) → p, (iii) → r
4. (i) → r, (ii) → q, (iii) → p
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