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Which part of muscle actually contracts
- origin
- insertion
- tendon
- belly
- N/A
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Answer: D Explanation: -
Degree of muscle contraction depends upon number of
- muscle bundles
- muscle fibers
- muscle fascicle
- myofibril
- N/A
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Answer: C Explanation: -
Which one of the following is innervated by a single motor neuron
- motor nerve
- motor unit
- muscle bundle
- sarcomere
- N/A
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Answer: C Explanation: -
Tail of myosin molecule terminates into
- 1 globular head
- 1 fibrous head
- 2 globular heads
- 2 fibrous heads
- N/A
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Answer: B Explanation: -
Which one is not an example of skeletal muscle
- papillary muscle
- brachialis
- toungue muscle
- calf muscel
- N/A
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Answer: A Explanation: -
The spine consists of linear series of how many vertebrae
- 33 vertebrae
- 12 vertebrae
- 24 vertebrae
- 07 vertebrae
- N/A
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Answer: A Explanation: -
Lumen of T tubules is continuous with
- extra cellular fluid
- sarcoplamuc reticulum
- nucleus
- sarcolemma
- N/A
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Answer: A Explanation: -
Thousands of T tubules of each muscle are collectively known as
- T system
- Sarco tubes
- endoplasmic reticulum
- none
- N/A
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Answer: A Explanation: -
Calcium ions are released by
- calcium gate of SR
- arrival of nerve impulse at T tubule
- ions both a and b
- none
- N/A
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Answer: C Explanation: -
Energy storing substance in muscles
- creatin
- creatin phosphate
- glycogen
- both b and c
- N/A
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Answer: D Explanation: