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NPLEX I > Anatomy-Myology > Flashcards

Flashcards in Anatomy-Myology Deck (85)
1

What does the orbicularis coulee muscle do?

closes the eye

2

What muscle elevates, adducts and rotates the eyeball medially?

superior rectus

3

What muscle depresses, adducts and rotates the eyeball medially?

inferior rectus

4

What muscle abducts the eyeball?

lateral rectus

5

What muscle adducts the eyeball?

medial rectus

6

What muscle abducts, depresses and rotates the eyeball medially?

superior oblique

7

What muscle abducts, elevates and rotates the eyeball laterally?

inferior oblique

8

What muscle elevates the upper eyelid?

levator palpebrae

9

What eye muscles are innervated by CN III?

Superior rectus, inferior rectus, medial rectus, inferior oblique, levator palpebrae

10

What eye muscles are innervated by CN IV?

Superior oblique

11

What muscles are innervated by CN VI?

Lateral rectus

12

What 2 muscles open the mouth?

digastric, lateral pterygoid

13

What 3 muscles close the mouth?

medial pterygoid, masseter, temporalis

14

CN VII, the facial nerve, has partial innervation of which muscles of mastication?

digastric

15

What is the main nerve for muscles of mastication?

CN V, trigeminal

16

What are the functions of the SCM?

rotation, flexion, lateral flexion of the head/neck

17

What muscles make up the supra hyoid group?

stylohyoid, digastric, myolohyoid, geniohyoid

18

What muscles make up the infra hyoid group?

sternohyoid, sternothyroid, thyrohyoid, omohyoid

19

What group of muscles depresses the larynx and hyoid bone?

infrahyoids

20

What groups of muscles raises the larynx and hyoid bone?

suprahyoids

21

What muscle of the neck connects the cervical vertebrae?

longus colli

22

Which of the prevertebral muscles attach atlas to occiput?

rectus capitis anterior, rectus capitis lateralis

23

What suboccipital muscles attach the atlas to the occiput?

rectus capitis posterior minor, superior oblique

24

What suboccipital muscles attach the axis to the occiput?

rectus capitis posterior major

25

What suboccipital muscle attaches atlas to axis?

inferior oblique

26

What muscles make the erector spine group?

spinalis, longissimus, iliocostalis

27

What muscles make up the transversospinalis group?

semispinalis, multifides, rotatores

28

What muscles flex the neck?

longus colli, longus capitis, rectus capitis anterior

29

What muscle laterally flexes the head?

rectus capitis lateralis

30

What muscles raise the ribs causing inhalation?

external intercostals

31

What muscles help with exhalation?

internal intercostals

32

What nerve innervates the diaphragm?

Phrenic nerve

33

What forms the anterior border of the axilla?

Pectorals Major and minor

34

The brachial plexus emerges from which muscles?

anterior and medial scalene

35

What forms the posterior border of the axilla?

subscapularis, teres major, lattisimus dorsi

36

What forms the medial wall of the axilla?

serratus anterior

37

What 3 muscles flex the humerus?

Pectoralis major,
deltoid
coracobrachialis

38

What 3 muscles extend the humerus?

lattisimus dorsi
trees major
deltoid

39

What 3 muscles abduct the humerus?

deltoid
supraspinatous
serratus anterior

40

What 3 muscles adduct the humerus?

pec major
lat dorsi
teres major

41

What 3 muscles laterally rotate the humerus?

infraspinatous, teres minor, deltoid

42

What 3 muscles medially rotate the humerus?

pec major, lat dorsi, teres major, subscapularis

43

What 4 muscles flex the forearm?

biceps, brachialis, brachioradialis, pronator teres

44

What 2 muscles extend the forearm?

triceps, anconeus

45

What 2 muscles pronate the forearm?

pronator teres, pronator quadratus

46

What 2 muscles supinate the forearm?

supinator, biceps

47

What nerve passes over the anatomical snuffbox?

The superficial radial nerve

48

What makes up the anatomical snuffbox (thin SABER)

Scaphoid, ABductor policis longus, Extensor policis longus, Radial artery

49

What innervates the intrinsic muscles of the hand?

ulnar nerve

50

What are the muscles that give us a power grip?

Forearm flexors

51

What nerve innervates the power grip muscles?

Median nerve

52

Wrist drop will occur with damage to which nerve?

radial nerve (to all wrist extensors)

53

Damage to what nerve causes a claw hand deformity?

ulnar nerve due to loss of innervation to the interpose and lumbricals

54

Damage to what nerve causes Papal benediction?

Median nerve

55

What provides the roof of the carpal tunnel?

Flexor retinaculum

56

Do you get any loss of cutaneous sensation with carpal tunnel syndrome?

No, because the ulnar nerve and the cutaneous branch of the medial nerve do not pass through the carpal tunnel

57

What makes up the border of the tunnel of guyon?

Pisiform and hook of the hamate

58

What muscle elevates the testes?

Cremaster

59

The inguinal ligament is the lower free edge of what muscle?

External oblique

60

What muscles of the abdomen attach to the linea alba?

External oblique, internal oblique, transversus abdominus

61

Which abdominal muscle flexes the spine?

Rectus abdominus

62

The lowest tendinous fibers of the transversus abdomens and internal oblique that attaches to the pubic crest and pectineal line is known a what?

Conjoint tendon

63

What weakens to form a direct hernia?

conjoint tendon

64

What happens in an indirect hernia?

protrusion of the intestine through the inguinal canal

65

What attaches to the pubic bone?

adductor group, pectinous (at pectineal line), gracilis

66

What attaches to the ischial tuberosity?

Hamstrings

67

What attaches to the ASIS?

sartorius, rectus femoris, TFL

68

What forms the borders of the femoral triangle?

sartorius, adductor longus, inguinal ligament

69

What forms the pes anserine?

gracilis, sartorius, semitendinosus

70

What attaches to the greater trochanter?

piriformis, obturator internus, gamellus superior, gamellis inferior, gluteus maximus, medius, minimus

71

What muscles flex the knee?

Hamstrings, Gastrocnemius

72

What muscles extend the knee?

Quadriceps

73

What muscles laterally rotate the knee?

Biceps femoris

74

What muscles medially rotate the knee?

semimembranosus, semitendinosis

75

What attaches to the lesser trochanter?

illiopsoas

76

What attaches to the tibial tuberosity?

Rectus femoris

77

What are the nine muscles that attach to the fibula?

Extensor hallucis longus
Extensor digitorum longus
Peroneus tertius
Peroneus longus
Peroneus brevis
Soleus
Flexor hallucis longus
Tibialis posterior
Biceps femoris

78

What 3 muscles dorsiflex the foot? What is the innervations?

Tibialis anterior, Extensor digitorum longus, Extensor hallucis longus, (Peronius tertius too) innervated by the deep peroneal nerve

79

What 2 muscles invert the foot?

Tibialis anterior (deep peroneall nerve)
Tibialis posterior (tibial nerve)

80

What 3 muscles evert the foot?

Peroneus tertius (deep peroneal nerve)
Peroneus longus (superficial peroneal nerve)
Peroneus brevis (superficial peroneal nerve)

81

What 5 muscles planter flex the foot? (innervation?)

Gastrocnemius
Soleus
Tibialis posterior
Flexor digitorum longus
Flexor hallucis longus
innervated by tibial nerve

82

What muscles dorsiflex the toes? (innervation?)

Extensor digitorum brevis
Extensor hallucis brevis
Extensor hallucis longus
innervated by the deep peroneal nerve

83

What passes posterior to the lateral malleolus?

peroneus longus tendon, peroneus brevis tendon

84

What passes posterior to the medial malleolus?

tibial artery, vein and nerve
tibialis posterior, flexor digitorum longus tendon, flexor hallucis longus tendon

85

What are the two branches of the tibial nerve?

Medial plantar and Lateral planter nerves