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a&p lab > exam 3 > Flashcards

exam 3 Flashcards

1
Q

figure 11.1 & 11.2

A

book

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2
Q

pg 155-157

A

book

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3
Q

origin

A

stable point where muscle attaches

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4
Q

insertion

A

movable point where muscle attaches

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5
Q

function

A

action??? effects muscle has on part of body

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6
Q

innervation

A

name of nerve that controls it

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7
Q

8 criteria for naming muscles & example of each

A 
location- temporalis
size- gluteus minimus
shape-deltoid (triangle)
orientation- transversus 
origin and insertion- infraspinatus (infraspinous fossa of scapula)
number of heads- triceps (3 heads)
action- extensor digitorum (entends fingers)
length- longus
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8
Q

deltoid

A

.

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9
Q

biceps brachii

A

.

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10
Q

linea alba

A

.

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11
Q

brachioradialis

A

.

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12
Q

retinaculum (wrist and ankle)

A

.

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13
Q

pectineas

A

.

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14
Q

adductor longus

A

.

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15
Q

gracilis

A

.

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16
Q

sartorius

A

.

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17
Q

patella

A

.

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18
Q

gastrocnemius

A

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19
Q

soleus

A

.

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20
Q

sternocleidomastoid

A

.

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21
Q

trapezius

A

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22
Q

pectoralis major

A

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23
Q

serratus anterior

A

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24
Q

rectus abdominus

A

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25
Q

external abdominal oblique

A

.

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26
Q

tensor fasciae latae

A

.

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27
Q

vastus lateralis

A

.

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28
Q

rectus femoris

A

.

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29
Q

vastus intermedius

A

.

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30
Q

vastus medialis

A

.

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31
Q

tibialis anterior

A

.

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32
Q

extensor digitorum longus

A

.

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33
Q

infraspinatus

A

.

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34
Q

teres minor

A

.

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35
Q

teres major

A

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36
Q

triceps brachii

A

.

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37
Q

semitendinosus

A

.

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38
Q

biceps femoris

A

.

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39
Q

semimembranosus

A

.

40
Q

latissimus dorsi

A

.

41
Q

gluteus medius

A

.

42
Q

gluteus maximus

A

.

43
Q

adductor magnus

A

.

44
Q

iliotibial tract

A

.

45
Q

calcaneal (achilles) tendon

A

.

46
Q

supraspinatus

A

.

47
Q

subscapularis

A

.

48
Q

brachialis

A

.

49
Q

supinator

A

.

50
Q

pronator teres

A

.

51
Q

muscles of arm

A

.

52
Q

muscles of leg

A

.

53
Q

specific side of forearm for extensors

A

posterior

54
Q

specific side of forearm for flexors

A

anterior

55
Q

4 muscles that make up rotator cuff

A 
supraspinatus-
infraspinatus-
teres minor-
subscapularis- 
stabilize shoulder joint
56
Q

4 muscles that make up quadriceps femoris

A

rectus femoris
vastus lateralis
vastus medialis
vastus intermedius

57
Q

3 muscles that make up hamstring

A

biceps femoris
semitendinosus
semimembranosus

58
Q

3 muscles that make up calcaneal (achilles) tendon

A

plantaris
gastrocnemius
soleus

59
Q

sternocleidomastoid

A

.

60
Q

sternohyoid

A

.

61
Q

digastric

A

.

62
Q

mylohyoid

A

.

63
Q

occipitofrontalis

A

.

64
Q

temporalis

A

.

65
Q

masseter

A

.

66
Q

orbicularis oculi

A

.

67
Q

orbicularis oris

A

.

68
Q

buccinator

A

.

69
Q

internal abdominal oblique

A

.

70
Q

transverses abdominis

A

.

71
Q

diaphragm

A

.

72
Q

divisions of nervous system

A

Central Nervous System- brain and spinal cord
Peripheral Nervous System- spinal nerves, dorsal root ganglia, somatic nerves, and cranial nerves
Autonomic Nervous System- innervates glands, smooth muscle, cardiac muscle, and organs

73
Q

three parts of neuron (nerve cell)

A

axon, dendrite, cell body

74
Q

3 functional types of neurons

A

Sensory or afferent- conduct impulses to CNS
Motor efferent- conduct impulses away from CNS
Association or interneurons- located between the two others

75
Q

label figures 16.1 16.3 16.5

A

book

76
Q

in 16.2 label dendrites, neuron cell body, nucleus, axon hillock, axon, Schwann cell, node of Ranvier, myelin sheath, presynaptic terminals, collateral axon

A

book

77
Q

a skeletal muscle is stimulated to contract by what structure?

A

motor neuron (nerves)

78
Q

what chemical crosses the synapse, causing a muscle to contract?

A

acetylcholine

79
Q

where is calcium released inside the muscle fiber to cause muscle contraction?

A

sarcoplasmic reticulum

80
Q

what are the two types of myofilaments found in muscle cells that cause muscle contraction?

A

actin and myosin

81
Q

all-or-none response

A

single muscle fiber contracts

82
Q

first phase after a stimulus in a muscle contraction

A

lag phase

83
Q

subthreshold stimulus

A

type of stimulus that will not elicit a response in the muscle, impulse is too low

84
Q

what happens to the strength of contraction doing wave summation?

A

the strength of contraction increases greatly

85
Q

tetanus

A

incomplete- rapid repeated contractions sent to muscle

86
Q

maximum recruitment

A

lowest voltage stimulus at which all of the muscle fibers are stimulated

87
Q

phases of muscle contraction

A

lag
contraction
relaxation

88
Q

multipolar neuron

A

several dendritic processes, a single neuron cell, and a single axon

89
Q

bipolar neurons

A

neuron cell body has two poles

90
Q

pseudo-unipolar neurons

A

cell body with a single process attached to it

91
Q

astrocytes

A

branched glial cells that nourish neurons and provide a blood-brain barrier. protects against blood borne infections

92
Q

ependymal cell

A

line the ventricles of brain and serve as barrier between cerebral spinal fluid and nervous tissue

93
Q

oligodendrocyte

A

cells that produce myelin in the CNS and wrap around several neurons

94
Q

synapse

A

two adjacent neurons communicate with one another across a space

95
Q

glial cells

A

surround neurons

a&p lab (3 decks)

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