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Q. No.Assertion (A): Sliding filament theory can be best explained as actin and filaments do not shorten but rather slide pass each other.
Reason (R): Sliding filament theory was introduced b Andrew Huxley, Rolf Niedergerke, Hugh Huxley and Jean Hanson.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Sliding Filament Theory |
 77%
Level 2: 60%+
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| Assertion (A): | Myasthenia Gravis is an autoimmune disorder. |
| Reason (R): | Antibodies produced in the body start attacking its own receptors present on sarcolemma. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False |
Subtopic: Â Disorders of Muscular and Skeletal System |
 85%
Level 1: 80%+
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Assertion (A): The articulation between the occipital condyles and atlas vertebra forms a hinge joint.
Reason (R): This allows the head to move in one plane.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Reason (R): This allows the head to move in one plane.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Synovial Joint |
 72%
Level 2: 60%+
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Assertion (A): The inflammation of joints can immobilize the movement.
Reason (R): Immobility is caused to accumulation of uric acid crystals and ossification of articular cartilage.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Reason (R): Immobility is caused to accumulation of uric acid crystals and ossification of articular cartilage.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Disorders of Muscular and Skeletal System |
 77%
Level 2: 60%+
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Assertion (A): Deltoid rigde is found in humerus.
Reason (R): Obturator foramen is enclosed between ischium and pubis.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Reason (R): Obturator foramen is enclosed between ischium and pubis.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Appendicular Skeleton |
 70%
Level 2: 60%+
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Assertion (A): A human rib cage contain two floating ribs as a whole.
Reason (R): Floating ribs are not attached with vertebrae.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Reason (R): Floating ribs are not attached with vertebrae.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Sternum & Ribs |Â Axial Skeleton |
 63%
Level 2: 60%+
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Assertion (A): A sprain is the twisting of a joint without dislocating it.
Reason (R) A strain is a less severe stretching or twisting of the joint.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Reason (R) A strain is a less severe stretching or twisting of the joint.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false
Subtopic: Â Disorders of Muscular and Skeletal System |
 66%
Level 2: 60%+
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Read the following statements and choose the correct option:
A. The extensor muscles of human back reamin in sustained contraction to maintain erect posture against gravity.
B. The extensor mucles are rich red muscle fibres with abundant mitochondria and myoglobin.
1. Statement A is correct but B incorrect.
2. Statement B correct but A incorrect.
3. Statement A is correct and B are correct but B is not hte correct explanation of A.
4. Both the statements A and B are correct but B is not the correct explanation of A.
A. The extensor muscles of human back reamin in sustained contraction to maintain erect posture against gravity.
B. The extensor mucles are rich red muscle fibres with abundant mitochondria and myoglobin.
1. Statement A is correct but B incorrect.
2. Statement B correct but A incorrect.
3. Statement A is correct and B are correct but B is not hte correct explanation of A.
4. Both the statements A and B are correct but B is not the correct explanation of A.
Subtopic: Â Skeletal Muscle: Basic Anatomy |
 56%
Level 3: 35%-60%
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Read the following statements:
i. Scapula is situated in the dorsal part of thorax between the second and the seventh ribs
ii. The striated appearance of a myofibril is due to the distribution pattern of sarcoplasmic reticulum
iii. Myosin possess oxygen storing capacity
iv. The central hollow portion of vertebra is called neural canal
v. I-band shortens during muscle contraction
How many of the above statements are incorrect?
1. Two
2. Three
3. Four
One
i. Scapula is situated in the dorsal part of thorax between the second and the seventh ribs
ii. The striated appearance of a myofibril is due to the distribution pattern of sarcoplasmic reticulum
iii. Myosin possess oxygen storing capacity
iv. The central hollow portion of vertebra is called neural canal
v. I-band shortens during muscle contraction
How many of the above statements are incorrect?
1. Two
2. Three
3. Four
One
Subtopic: Â Skeletal Muscle: Myofilaments |Â Skeletal Muscle: Sarcomere |Â Appendicular Skeleton |Â Appendicular Skeleton: Girdle |Â Axial Skeleton |
 51%
Level 3: 35%-60%
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Find out the true (T)/ false (F) statements and choose the correct option.
I. The most abundant skeletal muscle protein is myosin
II. The length of A-band remains unchanged during muscle contraction.
III. Ileum is a part of pelvic girdle.
IV. The biggest muscle is Gluteus maximus in the buttock and the smallest is Stapedius in the middle ear
I. The most abundant skeletal muscle protein is myosin
II. The length of A-band remains unchanged during muscle contraction.
III. Ileum is a part of pelvic girdle.
IV. The biggest muscle is Gluteus maximus in the buttock and the smallest is Stapedius in the middle ear
| Options | I | II | III | IV |
| 1. | T | T | T | T |
| 2. | T | F | T | F |
| 3. | F | T | F | T |
| 4. | T | T | F | T |
Subtopic: Â Skeletal Muscle: Myofilaments |Â Skeletal Muscle: Sarcomere |
Level 3: 35%-60%
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