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LBBBIO3 > Rabbit Muscles OIA > Flashcards

Rabbit Muscles OIA Flashcards

1
Q

DERMAL

platysma

A

O: assorted
I: Skin of ears, eyelids, lips, other facial structures
A: Moving facial structures, ears

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2
Q

DERMAL

Panniculus carnosus / Cutaneous maximus

A

O: outer surface of latissimus dorsi, medial side of the humerus, linea alba, other ventral points
I: skin
A: shake the skin

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3
Q

ABDOMINAL

external oblique

A

O: Lumbodorsal fascia
I: Linea alba neurosis and inguinal ligament
A: Constrictor of abdomen

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4
Q

ABDOMINAL

internal oblique

A

O: second sheet of lumbodorsal fascia, posterior ribs, and inguinal ligament
I: Linea alba by extensive aponeurosis
A: Compressor of the abdomen

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5
Q

ABDOMINAL

transverse

A

O: second sheet of lumbodorsal fascia, posterior ribs, and inguinal ligament
I: Linea alba by extensive aponeurosis
A: Compressor of the abdomen

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6
Q

ABDOMINAL

rectus abdominis

A

O: anterior end of pubic symphysis
I: sternum and costal cartilages
A: retract ribs and sternum and compresses abdomen

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7
Q

EPAXIAL

multifidus spinae

A

Division of Epaxial Muscle: slender, narrow median portion

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8
Q

EPAXIAL

sacrospinalis

A

Division of Epaxial Muscle: very thick lateral portion

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9
Q

CHEST

pectoralis major

A

O: whole length of the sternum
I: humerus
A: draws the arm towards the chest

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10
Q

CHEST

pectoralis primus

A

O: manubrium of the sternum
I: humerus
A: draws the arm towards the chest

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11
Q

CHEST

pectoralis minor

A

O: manubrium
I: clavicle and spine of the scapula
A: draws arm and shoulder toward the chest

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12
Q

NECK & THROAT

sternohyoid

A

O: manubrium of the sternum
I: anterior horn of the hyoid
A: draws the hyoid posteriorly or raises the sternum

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13
Q

NECK AND THROAT

sternomastoid

A

O: ventral to the manubrium of the sternum
I: mastoid process of the skull
A: singly: turn the head, together: depress the head on the neck

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14
Q

NECK & THROAT

cleidomastoid

A

O: mastoid region of the skull
I: clavicle
A: elevates clavicle or turns the head

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15
Q

NECK & THROAT

basioclavicularis

A

O: occipital bone
I: clavicle (medial to that of the cleidomastoid)
A: elevates clavicle or turns the head

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16
Q

NECK & THROAT

clavodeltoid

A

O: clavicle
I: humerus
A: raise the humerus

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17
Q

NECK & THROAT

masseter

A

O: zygomatic arch
I: outer surface of the posterior end of the mandible
A: closes the lower jaw / elevator of the jaw

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18
Q

NECK & THROAT

digastric

A

O: occipital bone
I: ventral surface of the mandible
A: opens the jaw / depressor of the jaw

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19
Q

NECK & THROAT

mylohoid

A

O: mandible
I: median ventral line (raphe) and the hyoid
A: raises the floor of the mouth and brings the hyoid forward

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20
Q

NECK & THROAT

sternothyroid

A

O: sternum
I: thyroid cartilage
A: pulls the larynx posteriorly

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21
Q

NECK & THROAT

thyrohyoid

A

O: thyroid cartilage
I: hyoid
A: raises the larynx

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22
Q

BACK

latissimus dorsi

A

O: lumbodorsal fascia, posterior ribs
I: crest on the medial side of the humerus
A: draws the arm caudad and dorsad

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23
Q

BACK

anterior trapezius

A

O: external occipital protuberance of the skull and ligament in the middorsal line
I: metacromion process, nearby muscles and fascia
A: draws the scapula and limb upward and forward

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24
Q

BACK

posterior trapezius

A

O: lumbodorsal fascia, neural spines of the thoracic vertebrae
I: spine of the scapula
A: draws the scapula dorsally

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25
Q

BACK

levator scapulae ventralis/major

A

O: ventral surface of the skull at the suture between occipital and basisphenoid
I: metacromion process in common with anterior trapezius
A: pulls the scapula anteriorly

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26
Q

BACK

rhomboideus

A

O: middorsal ligament of the neck and succeeding neural spines
I: vertebral border of the scapula
A: draws scapula toward vertebral column

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27
Q

BACK

splenius

A

O: middorsal line of the neck and adjacent fascia
I: occipital region of the skull and atlas
A: singly: turns the head, together: raise the head

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28
Q

BACK

supraspinatus

A

O: supraspinous fossa
I: greater tuberosity of the humerus
A: extends the humerus

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29
Q

BACK

2nd deltoid

A

O: acromion process
I: humerus
A: raises the humerus

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30
Q

BACK

3rd deltoid

A

O: fascia of the muscle which fills the infraspinous fossa
I: similar to 2nd deltoid - humerus
A: similar to 2nd deltoid - raises the humerus

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31
Q

BACK

infraspinatus

A

O: infraspinous fossa and spine
I: similar to supraspinatus: greater tuberosity of the humerus
A: similar to supraspinatus: extends the humerus

32
Q

BACK

teres major

A

O: dorsal half of the axillary border of the scapula
I: on the humerus in common with the latissimus dorsi
A: draws humerus against body and rotates it

33
Q

BACK

teres minor

A

O: ventral half of the axillary border of the scapula
I: greater tuberosity of the humerus
A: similar to teres major: draws humerus against body and rotates it

34
Q

BACK

rhomboideus capitis/ levator scapulae minor

A

O: side of the skull above the tympanic bulla
I: posterior end of the vertebral border on the medial side
A: draws the scapula craniad and rotates it

35
Q

BACK

subscapularis

A

O: medial surface of the scapula
I: lesser tuberosity of the humerus
A: pulls the humerus toward the median ventral line

36
Q

BACK

serratus ventralis

A

O: anterior/cervical portion - transverse processes of the cervical vertebrae;
posterior/thoracic portion - seven slips from the ribs
I: vertebral border of the scapula above the subscapularis
A: draws the scapula forward, backward, or against the body

37
Q

BACK

scalenes

A

O:
I:
A: raise the ribs and bend the neck

38
Q

BACK

serratus dorsalis

A

O: tendon from the median dorsal line of the neck
I: inserted on the ribs by slips
A: raises the ribs craniad

39
Q

BACK

external intercostals

A

O: posterior margins of the vertebral ribs
I: anterior margins of the succeeding vertebral ribs
A: pulls the ribs forward

40
Q

BACK

internal intercostals

A

O: margins of the vertebral and sternal ribs
I: margins of the vertebral and sternal ribs
A: internal - lower the ribs

41
Q

BACK

semispinalis dorsi

A

Division of Epaxial Muscles of Thorax: median portion next to the median dorsal line

42
Q

BACK

longissimus cervicis

A

Division of Epaxial Muscles of Thorax: very thick lateral portion

43
Q

BACK

iliocostalis

A

Division of Epaxial Muscles of Thorax: ventral margin

44
Q

UPPER ARM

triceps brachii

A

O: long head - scapula, from the axillary border;
lateral head - greater tuberosity of the humerus;
medial head - along the dorsal surface of the humerus
I: olecranon
A: extends the forearm

45
Q

UPPER ARM

epitrochlearis/ extensor antibrachii

A

O: Medial surface of the long head of the triceps is a fascia from the lower part
I: olecranon
A: in common with the triceps - extends the forearm

46
Q

UPPER ARM

biceps brachii

A

O: glenoid fossa
I: ulna and radius
A: flexes the forearm

47
Q

UPPER ARM

brachialis

A

O: ventral and lateral surface of the humerus
I: in common with the biceps - ulna and radius
A: in common with the triceps - extends the forearm

48
Q

FOREARM

extensor carpi ulnaris

A

O: lateral epicondyle of the humerus and semilunar notch of the ulna
I: proximal end of 5th metacarpal
A: extends 5th digit and ulnar side of wrist

49
Q

FOREARM

extensor digitorum lateralis

A

O: lateral surface of humerus above the lateral epicondyle
I: tendons internal to wrist ligaments and splits into 3 or 4 tendons
A: extends 3 or 4 digits

50
Q

FOREARM

extensor digitorum communis

A

O: above the extensor digitorum lateralis
I: similar to extensor digitorum lateralis
A: similar to extensor digitorum lateralis - extends 3 or 4 digits

51
Q

FOREARM

brachioradialis/ supinator longus

A

O: about middle of the humerus
I: lower end of radius and adjacent ligaments
A: rotates hand to supine position

52
Q

FOREARM

extensor carpi radialis

A

O: humerus near other extensors
I: 2nd and 3rd metacarpals
A: extends hand

53
Q

FOREARM

pronator teres

A

O: medial epicondyle of the humerus
I: radius
A: rotates radius to prone position

54
Q

FOREARM

flexor carpi radialis

A

O: medial epicondyle of humerus
I: 2nd and 3rd metacarpals
A: flexes these metacarpals (2nd and 3rd)

55
Q

FOREARM

palmaris longus

A

O: medial epicondyle of humerus
I: flat tendon passes through wrist ligaments and divides into 4 or 5 tendons, which pass to pads of palm and phalanges
A: flexes the digits

56
Q

FOREARM

flexor profundus digitorum

A

O: ulna and humerus
I: basal phalanges
A: general flexor of the fingers

57
Q

FOREARM

flexor carpi ulnaris

A

O: one head - medial epicondyle of the humerus in common with one of the heads of flexor profundus digitorum;
other head - exposed olecranon process of the ulna
I: pisiform bone of the wrist
A: flexes ulnar side of wrist

58
Q

THIGH

tensor fasciae latae

A

O: illium
I: in the fascia
A: tightens the fascia

59
Q

THIGH

biceps femoris

A

O: Anterior head - Neural spines of adjacent vertebrae
Posterior head - Ischial tuberosity
I: By a tendon on the kneecap and on the fascia of the shank
A: Abductor of the thigh and flexor of the shank

60
Q

THIGH

gluteus maximus

A

O: Fascia of the sacrum and part of the ilium
I: third trochanter
A: Abductor of the thigh

61
Q

THIGH

gluteus medius

A

O: Crest and anterior part of the ilium
I: Greater trochanter
A: Abductor of the thigh

62
Q

THIGH

vastus lateralis

A

O: Greater trochanter
I: Insertion of the rectus femoris muscle
A: Abductor of the thigh and flexor of crural fascia

63
Q

THIGH

vastus intermedius

A

O: greater trochanter and surface of the femur
I: on the tibia and the patella and the tendon which extends over the patella
A: powerful extensor of the shank

64
Q

THIGH

rectus femoris

A

O: 1st part - ilium and fascia lata;
2nd part - ilium in front of the acetabulum
I: on the tibia and the patella and the tendon which extends over the patella
A: powerful extensor of the shank

65
Q

THIGH

vastus medialis

A

O: femur
I: on the tibia and the patella and the tendon which extends over the patella
A: powerful extensor of the shank

66
Q

THIGH

satorius

A

O: inguinal ligament
I: tibia
A: adductor of the thigh

67
Q

THIGH

gracilis

A

O: pubic symphysis
I: fascia of the distal portion of the thigh and proximal portion of the shank
A: adductor of the leg

68
Q

THIGH

adductor longus

A

O: various parts of the ischium
I: femur
A: adductor of the thigh

69
Q

THIGH

adductor magnus

A

O: various parts of the ischium
I: femur
A: adductor of the thigh

70
Q

THIGH

semitendinosus

A

O: ischial tuberosity
I: medial condyle of the tibia
A: flexes the shank

71
Q

THIGH

semimembranosus

A

O: fascia over the biceps and ischial tuberosity
I: with the gracilis in the fascia of the shank
A: flexes the shank

72
Q

SHANK

tibialis anterior

A

O: lateral condyle and tuberosity of tibia
I: 2nd metatarsal
A: flexes the foot

73
Q

SHANK

peroneus

A

O: tibia and fibula
I: metatarsals
A: flexes the foot

74
Q

SHANK

gastrocnemius

A

O: lateral and medial condyles of the femur and tibia
I: by a strong tendon, tendon of Achilles, which passes over the heel (calcaneus)
A: entends the foot

75
Q

SHANK

soleus

A

O: head of the fibula
I: by a strong tendon, tendon of Achilles, which passes over the heel (calcaneus)
A: extends the foot

76
Q

SHANK

plantaris

A

O: lateral condyle of the femur
I: by a strong tendon, tendon of Achilles, which passes over the heel (calcaneus)
A: extends the foot

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