Anatomy-Myology

Question 1

What does the orbicularis coulee muscle do?

Answer 1

closes the eye

Question 2

What muscle elevates, adducts and rotates the eyeball medially?

Answer 2

superior rectus

Question 3

What muscle depresses, adducts and rotates the eyeball medially?

Answer 3

inferior rectus

Question 4

What muscle abducts the eyeball?

Answer 4

lateral rectus

Question 5

What muscle adducts the eyeball?

Answer 5

medial rectus

Question 6

What muscle abducts, depresses and rotates the eyeball medially?

Answer 6

superior oblique

Question 7

What muscle abducts, elevates and rotates the eyeball laterally?

Answer 7

inferior oblique

Question 8

What muscle elevates the upper eyelid?

Answer 8

levator palpebrae

Question 9

What eye muscles are innervated by CN III?

Answer 9

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

Question 10

What eye muscles are innervated by CN IV?

Answer 10

Superior oblique

Question 11

What muscles are innervated by CN VI?

Answer 11

Lateral rectus

Question 12

What 2 muscles open the mouth?

Answer 12

digastric, lateral pterygoid

Question 13

What 3 muscles close the mouth?

Answer 13

medial pterygoid, masseter, temporalis

Question 14

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

Answer 14

digastric

Question 15

What is the main nerve for muscles of mastication?

Answer 15

CN V, trigeminal

Question 16

What are the functions of the SCM?

Answer 16

rotation, flexion, lateral flexion of the head/neck

Question 17

What muscles make up the supra hyoid group?

Answer 17

stylohyoid, digastric, myolohyoid, geniohyoid

Question 18

What muscles make up the infra hyoid group?

Answer 18

sternohyoid, sternothyroid, thyrohyoid, omohyoid

Question 19

What group of muscles depresses the larynx and hyoid bone?

Answer 19

infrahyoids

Question 20

What groups of muscles raises the larynx and hyoid bone?

Answer 20

suprahyoids

Question 21

What muscle of the neck connects the cervical vertebrae?

Answer 21

longus colli

Question 22

Which of the prevertebral muscles attach atlas to occiput?

Answer 22

rectus capitis anterior, rectus capitis lateralis

Question 23

What suboccipital muscles attach the atlas to the occiput?

Answer 23

rectus capitis posterior minor, superior oblique

Question 24

What suboccipital muscles attach the axis to the occiput?

Answer 24

rectus capitis posterior major

Question 25

What suboccipital muscle attaches atlas to axis?

Answer 25

inferior oblique

Question 26

What muscles make the erector spine group?

Answer 26

spinalis, longissimus, iliocostalis

Question 27

What muscles make up the transversospinalis group?

Answer 27

semispinalis, multifides, rotatores

Question 28

What muscles flex the neck?

Answer 28

longus colli, longus capitis, rectus capitis anterior

Question 29

What muscle laterally flexes the head?

Answer 29

rectus capitis lateralis

Question 30

What muscles raise the ribs causing inhalation?

Answer 30

external intercostals

Question 31

What muscles help with exhalation?

Answer 31

internal intercostals

Question 32

What nerve innervates the diaphragm?

Answer 32

Phrenic nerve

Question 33

What forms the anterior border of the axilla?

Answer 33

Pectorals Major and minor

Question 34

The brachial plexus emerges from which muscles?

Answer 34

anterior and medial scalene

Question 35

What forms the posterior border of the axilla?

Answer 35

subscapularis, teres major, lattisimus dorsi

Question 36

What forms the medial wall of the axilla?

Answer 36

serratus anterior

Question 37

What 3 muscles flex the humerus?

Answer 37

Pectoralis major, deltoid coracobrachialis

Question 38

What 3 muscles extend the humerus?

Answer 38

lattisimus dorsi trees major deltoid

Question 39

What 3 muscles abduct the humerus?

Answer 39

deltoid supraspinatous serratus anterior

Question 40

What 3 muscles adduct the humerus?

Answer 40

pec major lat dorsi teres major

Question 41

What 3 muscles laterally rotate the humerus?

Answer 41

infraspinatous, teres minor, deltoid

Question 42

What 3 muscles medially rotate the humerus?

Answer 42

pec major, lat dorsi, teres major, subscapularis

Question 43

What 4 muscles flex the forearm?

Answer 43

biceps, brachialis, brachioradialis, pronator teres

Question 44

What 2 muscles extend the forearm?

Answer 44

triceps, anconeus

Question 45

What 2 muscles pronate the forearm?

Answer 45

pronator teres, pronator quadratus

Question 46

What 2 muscles supinate the forearm?

Answer 46

supinator, biceps

Question 47

What nerve passes over the anatomical snuffbox?

Answer 47

The superficial radial nerve

Question 48

What makes up the anatomical snuffbox (thin SABER)

Answer 48

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

Question 49

What innervates the intrinsic muscles of the hand?

Answer 49

ulnar nerve

Question 50

What are the muscles that give us a power grip?

Answer 50

Forearm flexors

Question 51

What nerve innervates the power grip muscles?

Answer 51

Median nerve

Question 52

Wrist drop will occur with damage to which nerve?

Answer 52

radial nerve (to all wrist extensors)

Question 53

Damage to what nerve causes a claw hand deformity?

Answer 53

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

Question 54

Damage to what nerve causes Papal benediction?

Answer 54

Median nerve

Question 55

What provides the roof of the carpal tunnel?

Answer 55

Flexor retinaculum

Question 56

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

Answer 56

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

Question 57

What makes up the border of the tunnel of guyon?

Answer 57

Pisiform and hook of the hamate

Question 58

What muscle elevates the testes?

Answer 58

Cremaster

Question 59

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

Answer 59

External oblique

Question 60

What muscles of the abdomen attach to the linea alba?

Answer 60

External oblique, internal oblique, transversus abdominus

Question 61

Which abdominal muscle flexes the spine?

Answer 61

Rectus abdominus

Question 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?

Answer 62

Conjoint tendon

Question 63

What weakens to form a direct hernia?

Answer 63

conjoint tendon

Question 64

What happens in an indirect hernia?

Answer 64

protrusion of the intestine through the inguinal canal

Question 65

What attaches to the pubic bone?

Answer 65

adductor group, pectinous (at pectineal line), gracilis

Question 66

What attaches to the ischial tuberosity?

Answer 66

Hamstrings

Question 67

What attaches to the ASIS?

Answer 67

sartorius, rectus femoris, TFL

Question 68

What forms the borders of the femoral triangle?

Answer 68

sartorius, adductor longus, inguinal ligament

Question 69

What forms the pes anserine?

Answer 69

gracilis, sartorius, semitendinosus

Question 70

What attaches to the greater trochanter?

Answer 70

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

Question 71

What muscles flex the knee?

Answer 71

Hamstrings, Gastrocnemius

Question 72

What muscles extend the knee?

Answer 72

Quadriceps

Question 73

What muscles laterally rotate the knee?

Answer 73

Biceps femoris

Question 74

What muscles medially rotate the knee?

Answer 74

semimembranosus, semitendinosis

Question 75

What attaches to the lesser trochanter?

Answer 75

illiopsoas

Question 76

What attaches to the tibial tuberosity?

Answer 76

Rectus femoris

Question 77

What are the nine muscles that attach to the fibula?

Answer 77

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

Question 78

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

Answer 78

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

Question 79

What 2 muscles invert the foot?

Answer 79

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

Question 80

What 3 muscles evert the foot?

Answer 80

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

Question 81

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

Answer 81

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

Question 82

What muscles dorsiflex the toes? (innervation?)

Answer 82

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

Question 83

What passes posterior to the lateral malleolus?

Answer 83

peroneus longus tendon, peroneus brevis tendon

Question 84

What passes posterior to the medial malleolus?

Answer 84

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

Question 85

What are the two branches of the tibial nerve?

Answer 85

Medial plantar and Lateral planter nerves