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Human Anatomy > Upper Muscles > Flashcards

Upper Muscles Flashcards

1
Q

group of muscles located above the skull

A

epicranius

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2
Q

on the forehead

A

Frontalis

raises eyebrows

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3
Q

on the posterior aspect of the skull

A

occipitalis

moves scalp posteriorly

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4
Q

tendinous covering of the skull to which fontalias and occipitalis attach

A

Galea Aponeurotica (epicranial aponeurosis)

sounds like a spell from harry potter

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5
Q

inferior to the eyebrow

A

corrugator supercilii

moves eyebrows medially

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6
Q

circumvents eye

A

orbicularis oculi

squits eye

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7
Q

on nasal bone

A

nasalis

closes nostrils

only where glasses would touch the face

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8
Q

lateral to nasalis

A

Levator Labii superioris

elevates corner of mouth and flares nostrils

(elevates-levator; top-superioris; labii-lip)

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9
Q

lateral to levator labii superioris

A

zygomaticus

elevates lateral part of mouth

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10
Q

circumvents mouth

A

orbicularis oris

closes lips as in kissing

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11
Q

beneath the ramus of the mandible

A

buccinator

compresses the cheek as in sucking

(making fish face)

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12
Q

triangular shaped muscle extends from corner of the mouth

A

drepssor anguli oris

pulls corner of mouth in a frown

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13
Q

inferior to the mouth and medial to the drepssor anguli oris

A

depressor labii inferioris

pulls lower lip downward

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14
Q

most medial muscle on chin

A

mentalis

raises lower lip

on mental protubernace

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15
Q

deep muscle on temporal bone

orgin:

Insertion:

A

temporalis

pulls madible towards maxilla

orgin: temporal bone
insertion: coronoid process of mandible

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16
Q

inferior to temporalis

orgin

insertion

A

masseter

elevates madible with power

orgin: zygomatic arch
insertion: coronoid process and angle of the mandible

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17
Q

runs vertically on inside of ramus of madible

orgin

insertion

A

Medial Pterygoid

grinds

beneath the masseter

orgins: maxilla, palintine bone, medial surface of lateral pterygoid plate
insertion: ramus of the mandible

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18
Q

runs horizontally superior to the medial pterygoid muscle

orgin

insertion

A

lateral pterygoid

grinds

above the medial pterygoid

orgins; greater wing of sphenoid and lateral surface of lateral pterygoid plate

insertion: conylar process of mandible

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19
Q

broad muscle which extends vertically down neck

A

platysma

pulls lower lip laterally and downward

yzma’s platysma

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20
Q

extends dorsoventrally under the chin

orgin

insertion

A

Digastric

lowers the mandible

orgin: mental protuberance and mastiod process
insertion: hyoid bone

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21
Q

extends latterally under chin

orgin

insertion

A

Mylohyoid

acts on the hyoid bone thereby aiding in the swallowing process

orgin: Mandible

Insertion: Hyoid bone

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22
Q

orgin

insertion

A

Sternocleidomastoid

rotates head

orgin: sternum and clavical
insertion: mastoid process

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23
Q

deep group of three muscles on the lateral side of the neck

A

Scalenes

flexes neck, elvates first and second ribs, helps with forced inhalation

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24
Q

a pair of deep muscles of the back and neck

orgin

insertion

A

splenius cervicis

aid in rotation, bending, and extension of the head and neck

orgin: T3-T6
insertion: C1-C2

on same plane as splenius capitis

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25
Q

muscle located deep to the trapezius which provides lateral rotation of the head

A

splenius capitis

same place as splenius cervicis

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26
Q

muscle on the posterior head deep to the splenius capitis

A

semispinalius

lateral rotation of head

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27
Q

deep to the splenius capitis and semispinalis; groupnof four muscles

A

suboccipital muscles

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28
Q

large V shaped muscle on upper back

orgin

insertion

A

Trapezius

raises and adducts scapula

orgin:superior nuchal line, spinous processes C7-T12

insertion; clavical, acromion process, spine of scapula

29
Q

orgin

insertion

A

Levator Scapulae

adducts scapula

orgin: transverse processes of C1-C4
insertion: medial border and superior angle of scapula

30
Q

rectangular muscle on upper back

orgin

insertion

A

rhomboid major

elevates and retracts scapula

orgin: spinous process of T2-T5
insertion: medial border of scapula

31
Q

superior to rhomboid major

orgin

insertion

A

rhomboid minor

elavates and retracts scapula

orgin: spinous processes of C7-T1
insertion: medial border of scapula

32
Q

extends from upper posterior ribs towards medial boarder of scapula

insertion

orgin

A

Serratus Anterior

draws scapula towards rib cage

wraps around body

origin: ribs 1-8
insertion: medial border of scapula

33
Q

origin

insertion

A

Lattissimus Dorsi

medially rotates humerous

origin: spinous processes T7-T12, ribs 8-12, iliac crest, thoracolumbar fascia
insertion: intertubercle grove

34
Q

origin

insertion

A

Supraspinatus

abducts humerous

origin: supraspinous fossa
insertion: greater tubercle of humerous

35
Q

origin:

insertion

A

infraspinatus

rotates humerous laterally

origin: infraspinous fossa
insertion: greater tubercle of humerous

36
Q

orgin

insertion

A

subscapularis

major medial rotator of arm

on the bone

Origin: subscapular fossa

insertion: lesser tubercle of humerous

37
Q

origin

insertion

A

Teres Major

medially rotates arm

origin: lateral border and inferior angle of scapula
insertion: intertubercle groove

38
Q

origin

insertion

A

Teres Minor

extends and rotates humerous laterally

orgin: lateral border of scapula
insertion: greater tubercle of humerous

39
Q

major chest muscle

origin

insertion

A

Pectoralis Major

adducts humerous medially

origin: clavical, sternum; ribs 2-6
insertion: intertubercal groove

40
Q

small chest muscle

origin

insertion

A

Pectoralis minor

acts on scapula

orgin: ribs 3-5
insertion: coracoid process of scapula

41
Q

triangular shoulder muscle

origin

insertion

A

Deltoid

abductor of humerous

origin: clavical, acrominon process, and spine of scapula

(triangle shapeds, three orgins)

Insertion: Deltoid Tuberosity

42
Q

small muscle in armpit region

origin

insertion

A

coracobrachialis

flexes and adducts humerous synergistically with perctoralis major

Flag pole

origin: coracoid process of scapula
insertion: middle medial shaft of humerous

43
Q

two headed muscle on the anterior side of upper arm

orgin

insertion

A

Biceps brachii

elbow flexor and forearm supinator

top of arm sandwhich

oigin: supraglenoid tubercle, and coracoid process
insertion: radial tuberocity

44
Q

between biceps and triceps

origin

insertion

A

Brachialis

flexes forearm

Meat of arm sandwhich

orgin: anterior shaft of humerous
insertion: coranoid process of ulna

45
Q

three headed muscle on the posterior side of the upper arm

origin

insertion

A

Triceps Brachii

extends forearm

bottom of arm sandwhich

orgin: infraglenoid tubercle and shaft of humerous
insertion: olecranon process of ulna

46
Q

short triangular elbow muscle on posterior side:

A

Anconeus

extends elbow joint and and abducts ulna during pronation

book of Mormon muscle

separates flexors from extensors

47
Q

orgin

insertion

A

Brachioradialis

adducts forear

orgin: lateral supracondylar ridge of humerous
insertion: styloid process of radius

48
Q

originates on lateral ridge of humerous, insterts on second metacarpal

A

Extensor carpi radialis longus

abducts hand

(extensor-top of arm, carpi-corner, radialis-radius, longus-bigger and on top of)

this is the only corner with two carpi muscles

part of the family of five

49
Q

originates on lateral epicondyle, inserts on third metacarpal

A

Extensor Carpi radialus brevis

abducts hand

(extensor-top, carpi-corner, radialis-radius. brevis-smaller and underneaeth)

only corner with two carpi

part of the family of five

50
Q

originates on radius and ulna, inserts on first metacarpal

A

Abductor pollicis longus

abducts thumb

(abductor-abducts, pollicis-thumb, longus on top)

familiy of five

third child is abducted

51
Q

originates on the dorsal surface of the radius

A

extensor pollicis brevis

extends first phalanx of thumb and abducts hand

family of five

52
Q

originates dorsolaterally from the middle part of the ulna

A

extensor pollicis longus

extends second phalanx of the thumb and abducts hand

family of five

53
Q

originates on lateral humeral epicondyle, inserts on digits

A

Extensor digitorium

extends fingers

54
Q

narrow muscle medial to and parallel with extensor pollicis longus

A

extensor indicis

extends dital and middle phalges

you have to look in di si (in to see) it

inserts on index finger

55
Q

slender muscle on the ulnar side of extensor digitorium

A

extensor digiti minimi

extends proximal phalanx of little finger

goes to the pinky

56
Q

originates on the olecaranon process of ulna, inserts on fifth metacarpal

A

Extensor carpi ulnaris

adducts wrist

(extrensor- top, carpi-corner, ulnaris-ulna)

top part of the sandwhich next to alconeus

57
Q
A

flexor digitorium profundus

flexes wrists and digits

(flexor-bottom, digitorium-digits, profundus-deep)

meat of the sandwhich,

runs straight down from alconeus

58
Q
A

flexor carpi ulnaris

flexes wrist with power

(felxor-bottom, carpi-corner, ulnaris-ulna)

bottom of sandwhich

59
Q
A

palmaris longus

flexes wrist wealky

(palmaris-palm, longus-on top)

60
Q
A

Flexor digitorium superficialis

flexes wrist hand and digits

(flexor-bottom, digitoium-digits, superficialis-more superficial than profundus

61
Q
A

Flexor carpi radialis

flexes wrist and abducts hand

(flexor-bottem, carpi-corner, radialis-radius)

62
Q
A

flexor pollicis longus

flexes thumb distally

(flexor-bottom, pollicis-thumb)

SPF4

63
Q

Origin

insertion

A

Pronator teres

pronates forearm/hand

tears across the groove

SPF4

Origin: medial epicondyle of humerous and coranoid process of ulna

insertion: lateral surface of radius

64
Q

two heads

origin

insertion

A

Supinator

supinates forearm/hand

SPF4

origin: lateral epicondyle of humerous and supinator crest
insertion: lateral surface of the radius

65
Q
A

Pronator quadratus

pronates forearm/hand

SPF4

66
Q

group of muscles in the lateral protion of the palm, including flexor pollicis brevis, abductor pollicis brevis, opponens pollicis

A

thenar muscles

thumbs

67
Q

group of muscles in the medial portion of the palm, including flexor digiti minimi brevis, aductor digiti minimi, opponens digiti minimi

A

hypothenar muscles

pinky

68
Q

four slender worm-like muscles in the palm of the hand

A

lumbricals

flex and extend each finger

Human Anatomy (10 decks)

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