Q. No.The name of the joint between the ribs and sternum is:
1. Cartilaginous joint
2. Angular joint
3. Gliding joint
4. Fibrous joint
1. Cartilaginous joint
2. Angular joint
3. Gliding joint
4. Fibrous joint
Chronic auto immune disorder affecting neuro muscular junction leading to fatigue, weakening and paralysis of skeletal muscle is called as:
| 1. | Myasthenia gravis | 2. | Gout |
| 3. | Arthritis | 4. | Muscular dystrophy |
Match List-I with List-II
| List-I | List-II | ||
| (a) | Scapula | (i) | Cartilaginous joints |
| (b) | Cranium | (ii) | Flat bone |
| (c) | Sternum | (iii) | Fibrous joints |
| (d) | Vertebral column | (iv) | Triangular flat bone |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (ii) | (iii) | (i) |
| 2. | (iv) | (iii) | (ii) | (i) |
| 3. | (i) | (iii) | (ii) | (iv) |
| 4. | (ii) | (iii) | (iv) | (i) |
During muscular contraction, which of the following events occur?
| (a) | 'H' zone disappears |
| (b) | 'A' band widens |
| (c) | 'I' band reduces in width |
| (d) | Myosin hydrolyzes ATP, releasing the ADP and Pi |
| (e) | Z-lines attached to actins are pulled inwards |
Choose the correct answer from the options given below:
1. (b), (c), (d) and (e) only
2. (b), (d), (e) and (a) only
3. (a), (c), (d) and (e) only
4. (a), (b), (c) and (d) only
The type of muscles present in our:
| 1. | upper arms are smooth muscle fibres fusiform in shape |
| 2. | heart is involuntary and unstriated smooth muscles |
| 3. | intestine are striated and involuntary |
| 4. | thighs are striated and voluntary |
Which one of the following pairs of chemical substances is correctly categorised?
| 1. | Pepsin and prolactin - Two digestive enzymes secreted in the stomach |
| 2. | Troponin and myosin - Complex proteins in striated muscles |
| 3. | Secretin and rhodopsin - Polypeptide hormones |
| 4. | Calcitonin and thymosin - Thyroid hormones |
Match the following columns and select the correct option:
| Column I | Column II | ||
| (a) | Gout | (i) | Decreased levels of estrogen |
| (b) | Osteoporosis | (ii) | Low Ca++ ions in the blood |
| (c) | Tetany | (iii) | Accumulation of uric acid crystals |
| (d) | Muscular dystrophy | (iv) | Autoimmune disorder |
| (v) | Genetic disorder |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (iii) | (i) | (ii) | (v) |
| 3. | (iv) | (v) | (i) | (ii) |
| 4. | (i) | (ii) | (iii) | (iv) |
1. Smooth muscle
2. Intercalated discs
3. Cartilage
4. Areolar tissue
| Assertion (A): | Osteoporosis is characterised by decreased bone mass and increased chances of fractures. |
| Reason (R): | Common cause of osteoporosis is increased levels of estrogen. |
| 1. | (A) is False but (R) is True. |
| 2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 4. | (A) is True but (R) is False. |
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