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anatomy > muscles and nerves > Flashcards

muscles and nerves Flashcards

1
Q

functions of muscle

A

movement
static support
heat production

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2
Q

types of muscle

A

skeletal
cardiac
smooth

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3
Q

where is skeletal muscle found

A

attached to skeleton

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4
Q

function of skeletal muscle

A

locomotion

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5
Q

is skeletal muscle voluntary or involuntary

A

voluntary

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6
Q

where is cardiac muscle found

A

heart

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7
Q

function of cardiac muscle

A

blood circulation

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8
Q

is cardiac muscle voluntary or involuntary

A

involuntary

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9
Q

where is smooth muscle found

A

walls of vessels and organs

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10
Q

function of smooth muscle

A

move substances and restrict flow

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11
Q

is smooth muscle voluntary or involuntary

A

involuntary

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12
Q

breakdown of skeletal muscle

A

epimysium
perimysium
fascicle
endomysium
muscle fibre

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13
Q

what attaches bone to muscle

A

tendon

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14
Q

what is the outer layer of muscle called

A

epimysium

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15
Q

what is the outer layer of a fascicle called

A

perimysium

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16
Q

what do fascicles contain

A

muscle fibres

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17
Q

what layer covers muscle fibres

A

endomysium

18
Q

characteristics of tendons and aponeuroses

A

dense fibrous connective tissue
do not shorten
can alter force direction

19
Q

muscles passing over a joint will have what affect

A

they will act on that joint

20
Q

action at elbow joint

A

flexors and extensors working in opposition

21
Q

action at shoulder joint

A

stabilised by join action of rotator cuff muscles

22
Q

action in hand

A

forearm muscles for powerful grip
intrinsic hand muscles for precision

23
Q

muscle compartments of arm

A

flexor (anterior) and extensor (posterior)

24
Q

muscle compartments of forearm

A

flexor-pronator and extensor-supinator

25
Q

all extensors in the upper limb are supplied by what nerve

A

radial nerve

26
Q

composition of CNS

A

brain and spinal cord

27
Q

composition of PNS

A

12 cranial and 31 spinal nerves

28
Q

functional divisions of nervous system

A

somatic
autonomic
enteric

29
Q

how many spinal nerves are ther

A

31 pairs over 5 regions

30
Q

where is the C1 spinal nerve

A

between skull and atlas

31
Q

plexus meaning

A

network

32
Q

nerves supplying upper and lower limbs originate in….

A

plexus

33
Q

nerves supplying upper and lower limbs originate in….

A

plexus

34
Q

dorsal root carries what type of signal

A

sensory/afferent

35
Q

ventral root carries what type of signal

A

motor/efferent

36
Q

rami carry what type of signal

A

both sensory and motor

37
Q

spinal nerves carry what type of signal

A

both sensory and motor

38
Q

what are myotomes and dermatomes

A

areas supplied by a single spinal nerve

39
Q

T4 dermatome

A

nipples
t4 titties

40
Q

T10

A

bellybutton

anatomy (14 decks)

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