Basic and applied science Flashcards

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1
Q

How many main functions does the nervous system have ?

A

3
Sensing - perceive internal and external alterations to the body

integrating - compute sensory information to communicate to the body to correct action to take

Motoring

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2
Q

Does the nervous system control all human movement

A

Yes, the human body uses sensory input to gather information about itself and the surrounding world. This information travels to the central nervous system where the information will be processed and acted upon through process called integration

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3
Q

What is the function of the afferent neurons

A

Respond to stimuli . Transmit nerve impulses from muscles and organs to the central nervous system

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4
Q

sensory neuron is an alternative of what neuron

A

afferent neuron

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5
Q

What is the axon of a neuron

A

efferent neuron. - transmit information from the central nervous system to the muscles or glands

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6
Q

interneurons

A

transmit information from neuron to neuron

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7
Q

Which skeletal system has nearly 80 bones and is composed of the head, spine and rib cage

A

The axial skeletal system

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8
Q

all of the following refer to interneuron except

Association Neuron
sensory neuron
relay neuron
intermediate neuron

A

sensory neuron

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9
Q

integrating

A

compute sensory information to communicate to the body the correct action to take

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10
Q

Muscle spindles

A

contract when they are stimulated to protect the muscle from over-stretching

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11
Q

Joint receptors

A

sense overextension of the joint and respond to provide protection for it.

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12
Q

trochanters

A

the round end of the femur

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13
Q

tubercles

A

the top of the humerus

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14
Q

condyles

A

the bottom of the femur. provides flexion, extension, abduction, adduction, and circumduction

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15
Q

epicondyles

A

the bottom of the humerus

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16
Q

pivot joint

A

provides rotation of one bone around another

17
Q

hinge joint

A

provides flexion and extension

18
Q

saddle joint

A

provides flexion, extension adduction and circumduction

19
Q

gliding joint

A

provides gliding movements between two bones

20
Q

synovial joints

A

are pulled together by a system of ligaments which give these types of joints greater range of emotion

21
Q

nonsynovial joints

A

have no system of ligaments and have a limited range of motion

22
Q

adrenaline

A

helps the body cope with stress by triggering the fight or flight response

23
Q

testosterone

A

helps the body build tissue and repair damaged tissue