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PAM Bootcamp > Muscle Anatomy > Flashcards

Muscle Anatomy Flashcards

1
Q
A
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2
Q

Muscle that closes eyes, squint, lowers eyebrows

A

orbicularis oris

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3
Q

closes lips (purses, protrudes)

A

orbicularis oris

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4
Q

Raises corners of mouth

A

Zygomaticus major

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5
Q

Compress cheeks (whistling, sucking)

A

Buccinator

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6
Q

Raise eyebrows

A

Frontalis

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7
Q

Elevates mandible (as in closing mouth while chewing)

A

masseter

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8
Q

elevates mandible

A

temporalis

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9
Q

pulls lower lip down (as in frowning) depresses mandible

A

platysma

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10
Q

Both sides; flexes neck (as in looking down) one side: cocks head

A

sternocleidomastoid

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11
Q

What is the orgin and insertion of the sternocleidomastoid?

A

Origin: sternum, clavicle
Insertion: mastoid process

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12
Q

Both sides: extends neck (as in looking up) one side: cocks head

A

splenius capitis

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13
Q

Pulls ribs up toward origin, elevates ribcage to cause inspiration

A

external intercostals

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14
Q

drops down to enlarge thoracic cavity, causing inspiration

A

diaphragm

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15
Q

compress abdominal contents

A

transverse abdominus

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16
Q

compress abdomen, flexes vertebral column

A

rectus abdominis

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17
Q

What are the origin and insertion of the rectus abdominis

A

origin: puic symphysis
Insertion: xiphoid process

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18
Q

sit-up with a twist

A

obliques

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19
Q

Shoulder flexion

A

deltoid (anterior)

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20
Q

shoulder abduction

A

deltoid (middle)

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21
Q

Shoulder extension

A

deltoid (posterior)

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22
Q

What is the origin and insertion of the deltoids?

A

Deltoid A - clavicle/ deltoid tuberosity of humerus
Deltoid M- acromion
Deltoid P - Scapular spine

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23
Q

Flexion, adduction, medial rotation of humerus at shoulder (fist raise, bench press)

A

Pectoralis major

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24
Q

What is the orgin and insertion of the pectoralis major

A

sternum
humerous head

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25
Q

extention, adduction, medially rotation humerus at shoulder (lat pulls)

A

latissimus dorsi

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26
Q

What is the origin and insertion of the latissimus dorsi?

A

inferior half of vertebral column and iliac crest
humerous head

27
Q

Flexes elbow (as in bringing a spoon to your much)

A

brachialis

28
Q

pronates forearm to elbow (turning a doorknob)

A

pronator teres

29
Q

flexes elbow, supinates forearm (as in scooping up water)

A

biceps brachii

30
Q

what is the origin and insertion of the biceps brachii?

A

long head: supraglenoid tubercle of scapula
short head: coracoid process of scapula
radial tuberosity

31
Q

extends forearm at elbow (as in lowering a spoon back to the table

A

triceps brachii

32
Q

what are the orgin and insertion of the triceps brachii?

A

long head: infraglenoid tubercle of scapula
lateral head: posterior proximal shaft of humerous
medial head: posterior distal shaft of humerus
/ olecranon of ulna

33
Q

elbow flexion and supination

A

brachioradialis

34
Q

supination

A

supinator

35
Q

wrist extension

A

extensor carpiradialis

36
Q

wrist flexion

A

flexor carpi radialis/ ulnaris (depends on direction)

37
Q

wrist extension

A

extensor carpiulnaris

38
Q

extends digits of hand and wrist

A

extensor digitorum

39
Q

flexes digit of hand and wrist

A

flexor digitorum

40
Q

Flexes hip, adducts leg

A

pectineus

41
Q

flexes hup, adducts leg

A

adductur longus

42
Q

extends hip adducts leg

A

adductur magnus

43
Q

extends hip, roates leg laterally ( pushing down while climbing a stair)

A

gluteus maximus

44
Q

what is the origin and insertion of gluteus maximus?

A

origin: illium, sacrum, coccyx
insertion: proximal femur

45
Q

adducts leg at hip, flexes knee

A

gracilis

46
Q

abducts leg at hip

A

tensor fasciae latae

47
Q

flexes hip, lifting leg to place on stair

A

iliopsoas

48
Q

flexes hip and flexes knee, laterally rotates thigh (into cross legged position)

A

sartorius

49
Q

hip abduction

A

gluteus medius and minimus

50
Q

hip rotation

A

piriformis

51
Q

extends hip, flexes knee, laterally rotates leg

A

biceps femoris

52
Q

What is the origin and insertion of biceps femoris?

A

ischial tuberosity
proximal fibula

53
Q

extends hip, flexes knee

A

semimmembranosus/semitendinosus

54
Q

what is the origin and insertion of the semimembranosus/semitendinosus?

A

ischial tuberosity
proximial tibia

55
Q

Extends knee

A

Vastus lateralis, intermedius, medialis

56
Q

what is the origin and insertion of the vastus muscle?

A

proximal femur
tibial tuberosity and platella

57
Q

extends knee, flexes hip(kicking a ball)

A

rectus femoris

58
Q

what is the origin and insertion of the rectus femoris?

A

ASIS (crosses over hip joint)
tibial tuberosity of platella

59
Q

planter flexion at ankle

A

soleus

60
Q

what is the origin and insertion of the soleus?

A

proximial tibia and fibula
calcaneus

61
Q

planter flexion at ankle, flexes knee

A

gastrocnemius

62
Q

What is the insertion and orgin of the gastrocnemius?

A

distal femur
calcaneus

63
Q

dorsiflexion and inversion at ankle

A

tibialis anterior

64
Q

what is the origin and insertion of the tibialis anterior?

A

proximal tibia
metatarsal 1

PAM Bootcamp (19 decks)

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