What is a motor unit ? from Biology Locomotion and Movement

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Locomotion and Movement

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41. Which bone is known as the collar bone?

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42. Briefly describe the structure of meromyosin.

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43. What is a motor unit ?

A motor neuron alongwith the muscle fibres connected to it constitute a motor unit.

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44. The neurotransmitter responsible for generating an action potential

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45. Define spondylitis.

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46. The collagenous tissue holding the muscle fibres together is called?

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47. What is neuromuscular junction or motor-end plate?

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48. Name the central part of thick filament, not overlapped by thin filaments.

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49. Define sarcomere.

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50.

What is the location of visceral muscles

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