Hypocalcemia may lead to:-

1. Kidney stones
2. Cholelithiasis
3. Stronger muscle contractions
4. Tetany

Subtopic:  Muscle Contraction: Other Considerations |
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Identify the incorrectly matched pair:

      Joint                                             Type

1. Proximal radio-ulnar joint                 Pivot

2. Joint between the carpals               Gliding

3. Joint between metacarpal of           Saddle
    thumb and phalange

4. Humero-ulnar joint                         Hinge

Subtopic:  Synovial Joint |
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The globular head of the myosin filament has active site/s for binding to:

 I. ATP

II. binding site for actin filament 

III. Calcium

1. Only I

2. Only I and II

3. Only II and III

4. I, II and III

Subtopic:  Skeletal Muscle: Myofilaments |
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Scapula is a large triangular flat bone situated in the dorsal part of the thorax between:

1. the second and fifth ribs

2. the second and seventh ribs

3. the third and sixth ribs

4. the third and eighth ribs

Subtopic:  Appendicular Skeleton: Girdle |
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The combination of a neuron and the muscle fiber it associates with is called a/an.

1. fascicle

2. motor end plate

3. motor unit

4. myoneural junction

Subtopic:  Excitation Contraction Coupling I | Sliding Filament Theory |
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The upper ends of the forearm bones articulate with each other in a:

1. pivot joint

2. ellipsoid joint

3. saddle joint

4. hinge joint

Subtopic:  Synovial Joint |
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Which of the following is a hinge point?

1. At the base of the first metacarpal

2. Intervertebral disc

3. Interphalageal

4. Between carpal bone

Subtopic:  Synovial Joint |
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Consider the following statements:

I. A motor neuron along with the muscle fibres connected to it constitute a motor unit

II.The neurotransmitter released at the neuro-muscular junction is Acetylcholine.

III.Myosin head has ATPase activity

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Subtopic:  Excitation Contraction Coupling I |
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Consider the following statements:

I. Myasthenia gravis is an autoimmune disorder affecting neuromuscular junction

II. Muscular dystrophy is a progressive degeneration of skeletal muscles mostly due to genetic disorder

III. Tetany is rapid spasms in muscle due to high Ca++ in body fluid.

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Subtopic:  Disorders of Muscular and Skeletal System |
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Consider the following statements:

I. Proximal radioulnar joint is a type of ellipsoidal joint.

II. The first carpo-metacarpal joint is a saddle joint.

III. Gleno-humeral joint is a ball and socket joint.

Which of the above statements are true

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Subtopic:  Synovial Joint |
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