Neuromuscular Flashcards

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1
Q

Neuromuscular system incorporates which systems

A

nervous system and muscular system

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2
Q

nervous system gathers information from the _________ and ________ environment and communicates the necessary change to the muscular system.

A

internal and external

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3
Q

cells called neurons pass information using an _____

A

electrical nerve impulse

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4
Q

neuron is

A

cell of the nervous system that conducts the electrical nerve impulse

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5
Q

fibrous tissue that produces force and motion to move the body or produce movement in parts of the body

A

muscle

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6
Q

What is contraction?

A

the process leading to shortening and/or development of tension in a muscle

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7
Q

what is the CNS? And what does it consist of ?

A

Central Nervous system. Consisting of brain and spinal cord

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8
Q

Spinal Cord connects?

A

the peripheral nervous system to the brain

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9
Q

What is the PNS? what does it consist of?

A

Peripheral Nervous System. Consists of extensive network of spinal nerves carrying sensory or afferent information towards the spinal cord and brain and motor or efferent information away from the brain and spinal cord. auntommic and somatic divisions

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10
Q

Somatic Division is

A

voluntary and controls the skeletal muscles of the body

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11
Q

Autonomic or visceral division is?

A

involuntary and controls the visceral or cardiac muscles of organ system

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12
Q

what is a dendrites of a neuron?

A

pick up stimulus which is sent through the body of the cell along to the axon terminal branches

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13
Q

what is the axon of a neuron

A

long singular tail like extension which sends impulses from neuron body to the branching ax terminal

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14
Q

synapse

A

structure that allows neurons to pass signals to other neurons, muscles or glands

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15
Q

Contraction of muscle

A

occurs when thin actin filaments slide past the thicker myosin filaments causing the sarcomere unit to shorten or contract

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16
Q

ALS/amyotrophic lateral sclerosis/Lou Gehrig’s Disease

A

motor neurons degenerate and die leading to loss of voluntary muscle movement

17
Q

Muscular dystrophy

A

affects both voluntary and involuntary muscles. abnormal genes interfere with production fo proteins needed to form healthy muscles

18
Q

_____ neurons carry stimulus towards the central nervous system while _____ neurons carry impulses away from the central nervous system

A

Sensory and motor