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Anatomy > Lab Practical Exam 3 - Muscles > Flashcards

Lab Practical Exam 3 - Muscles Flashcards

1
Q

Definition of Epi- ?

A

on or upon

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2
Q

Definition of Peri- ?

A

Around

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3
Q

Definition of Endo- ?

A

Within

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4
Q

Definition of Myo- ?

A

Muscle (myocyte = muscle cell)

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5
Q

Definition of Sarco-?

A

flesh

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6
Q

Hierarchy of Extra Cellular Matrix of muscles (smallest to largest) (3)

A

Endomysium, perimysium, epimysium

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7
Q

Hierarchy of Muscles (smallest to largest)

A

myofibril, muscle fiber, fascicle, muscle

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8
Q

convergent fascicle

A

muscle fascicles extending over a broad area come together, or converge, on a common attachment site.

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9
Q

parallel fascicle

A

the fascicles are parallel to the long axis of the muscle. Most of the skeletal muscles in the body are parallel muscles.

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10
Q

pennate fascicle

A

the fascicles form a common angle with the tendon. Because the muscle fibers pull at an angle, contracting pennate muscles do not move their tendons as far as parallel muscles do.

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11
Q

circular fascicle

A

concentrically arranged around an opening.

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12
Q

frontalis function

A

elevates eyebrow

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13
Q

orbicularis oculi function

A

closes eyelids and tears

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14
Q

orbicularis oris function

A

kissing muscle

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15
Q

buccinator function

A

compresses cheeks

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16
Q

temporalis function

A

elevates mandible

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17
Q

platysma function

A

tenses neck skin

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18
Q

splenus capitis function

A

supports the head

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19
Q

scalenes function

A

neck movement

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20
Q

masseter function

A

chewing

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21
Q

sternocleidomastoid

A

rotation of head / opposite sides

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22
Q

occipitalis function

A

scalp movement

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23
Q

zygomaticus major

A

smiling

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24
Q

quadriceps group

A

rectus femoris, vastus medialis, vastus lateralis

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25
Q

upper leg anterior illopsoas group

A

iliacus, psoas major

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26
Q

upper leg anterior adductor group

A

adductor longus, gracialis

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27
Q

upper leg anterior unique (2)

A

tensor fasciae latae, sartorius

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28
Q

posterior adductor group

A

adductor magnus, gracilis

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29
Q

upper leg posterior knee flexors

A

biceps femoris, semitendinosus, semimembranosus

30
Q

upper leg posterior semi-sus group

A

semitendinosus, semimembranosus

31
Q

upper leg posterior femoral

A

biceps femoris

32
Q

lower leg anterior

A

fibularis longus, tibialis anterior

33
Q

lower leg posterior (calf muscles)

A

gastrocnemius, soleus

34
Q

orbicularis meaning

A

a muscle encircling an orifice

35
Q

longus meaning

36
Q

trapezius meaning

A

large, triangular, paired muscle

37
Q

brevis meaning

38
Q

magnus meaning

39
Q

minimus meaning

40
Q

oblique meaning

41
Q

rectus meaning

A

straight muscle

42
Q

deltoid

A

large, triangular contoured muscle of the shoulder

43
Q

transversus

A

extend from side to side

44
Q

biceps

A

two-headed muscle of the arm

45
Q

brachialis function

A

flexes elbow

46
Q

brachioradialis function

A

flexes forearm

47
Q

flexor capri radialis function

A

flexation of wrist

48
Q

palmaris longus function

A

wrist flexion

49
Q

flexor carpi ulnaris function

A

extends phalanges

50
Q

extensor carpi ulnaris function

A

extends hand at wrist

51
Q

extensor digitorum function

A

extends phalanges at the wrist

52
Q

diaphragm function

A

respiration

53
Q

external obliques function

A

flexes trunk, assist respiration

54
Q

internal obliques function

A

flexes trunk

55
Q

rectus abdominis function

A

flexes trunk anteriorally

56
Q

internal intercostal function

A

ribs depression during expiration

57
Q

external intercostal function

A

ribs elevation during expiration

58
Q

latissimus dorsi function

A

extends and internally rotates arm, retracts shoulder

59
Q

pectoralis major function

A

adducts and medially rotates humerus

60
Q

transversus abdominis function

A

compresses abdomen

61
Q

trapezius function

A

elevate, retract, depress, or rotate scapula

62
Q

serratus anterior function

A

protracts and stabilizes scapula

63
Q

biceps femoris action

A

flexes leg at the knee

64
Q

fibularis longus action

A

plantar flexion and eversion of foot

65
Q

gluteus medius action

A

flexes thigh at the hip

66
Q

gracilis action

A

abducts thigh and rotates medially

67
Q

iliopsoas action

A

adducts thigh

68
Q

quadriceps group action

A

extends leg at the knee

69
Q

sartorius action

A

abducts thigh and rotates it laterally

70
Q

tibialis anterior action

A

dorsiflexion and inversion of foot

70
Q

tibialis anterior action

A

dorsiflexion and inversion of foot

Anatomy (6 decks)

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