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MSK > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Superficiali muscles of gluteal region innerveated by

A

Gluteus Maximus = inferior gluteal

All others = superior gluteal

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2
Q

Deep muscle groups of gluteal (piriformis, obturator internus, gemelli, and quadratus femoris)

A

sacral plexus

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3
Q

Lesser sciatic forame ligaments

A

sacrospinous ligament + sacrotuberous ligament

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4
Q

sciatic nerve (spine nerves)

A

L4-S3 - doesn’t supply anything in gluteal region

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5
Q

Pudendal (spine nerves)

A

S2-S4

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6
Q

Posterior cutaneous nerve of thigh

A

S1-S3

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7
Q

Sciatic nerve seperates

A

in distal thigh into tibial nerve and common fibular

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8
Q

Boundaries of femoral triangle

A

superior - inguinal ligament
medially - lateral border of adductor longus
laterally - medial border of sartorius

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9
Q

Contents of Femoral triangle

A

NAVLy (lateral to medial)

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10
Q

Compartments of Thigh

A

Anterior, Medial and Posterior

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11
Q

Compartments of leg

A

Anterior, posterior and lateral

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12
Q

Anterior thigh muscles

A

Flexors - pectineus, iliopsoas, sartorius

Extensors - quadriceps femoris

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13
Q

Anterior thigh nerve supplu

A

femoral nerve (L2,L3,L4)

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14
Q

Medial thigh muscles

A

Adductors - longus, brevis, magnus, gracillis, obturator externus

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15
Q

Medial thigh nerve supply

A

Obturator nerve (L2,L3,L4)

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16
Q

Posterior thigh muscles

A

Semitendinosus, semimembranosus, biceps femoris

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17
Q

Posterior thigh nerve supply

A

tibial division of sciatic nerve (L5,S1,S2)

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18
Q

Anterior leg muscles

A

Dorsiflexors of ankel and extensors of toes - tibialis anterior, extensor digitorum longus, extensor hallucis longus, fibularis tertius

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19
Q

Anterior leg nerve supply

A

Deep fibular nerve (L4,L5)

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20
Q

Lateral leg muscles

A

evert foot & weakly plantarflex ankle - fibularis longus, fibularis brevis

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21
Q

Lateral leg nerve supply

A

Superficial fibular nerve (L5,S1,S2)

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22
Q

Posterior leg muscles

A

Superficial - plantarflexors of ankle - gastrocnemius, soleus, plantaris
Deep - flexors of toes + plantarflexors of ankle - popliteus, flexor hallucis longus, flexor digitorum longus, tibialis posterior

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23
Q

Posterior leg muscles nerve supply

A

tibial nerve

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24
Q

Type of joint at hip

A

synovial

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25
Q

Hip joint ligaments

A

iliofemoral, pubofemoral, ischiofemoral [ligament ot head of femur]

26
Q

Type of joint at knee

A

hinge joint and synovial

27
Q

Extracapsular ligaments of knee

A

Lateral CL

Medial CL

28
Q

Intraarticular liagments of knee

A

ACL, PCL

29
Q

Menisci of knee

A

Fibrocartilage situated medial an lateral on roof of tibia

30
Q

Boundaries of popliteal fossa

A

Superolateral - biceps femoris, Superomedial - semimembranosus, Inferiorly - gastrocnemius, roof - popliteal foscia

31
Q

Ankle jerk reflex on calcaneal tendon tests what

A

S1, S2 nerve roots

32
Q

during pronation of arm what happens

A

radius moves over the ulna

33
Q

Axio-appendicular muscles

A

Trapezius (CNXI), Rhomboid Minor and major, Serratus Anterior, subclavius, latissimus dorsi, levator scapulae

34
Q

4 rotator cuff muscles

A

Supraspinatus, infraspinatus, Teres Minor, Subscapularis

35
Q

Rotator cuff muscles on greater tuberosity

A

Supraspinatus, Infraspinatus, Teres Minor

36
Q

Rotator cuffs on lesser tuberosity

A

Subscapularis

37
Q

Anterior arm muscles

A

Flexion of arm + forearm - Biceps brachii, brachialis, coracobrachialis

38
Q

Anterior arm nerve supply

A

musculocutaneous nerve

39
Q

Posterior arm muscles

A

Extension of arm and forearm - triceps brachii

40
Q

Posterior arm nerve supply

A

radial nerve

41
Q

Anterior forearm nerve supply

A

ALL median nerve except flexor carpi ulnaris

42
Q

Posterior forearm nerve supply

A

radial nerve

43
Q

Hand muscles

A

Thenar (group of muscles including adductor pollicis)

Hypothenar (medial)

44
Q

Thenar nerve supply

A

recurrent branch of median nerve

45
Q

Hypothenar nerve supply

A

deep branch of ulnar nerve

46
Q

Brachial Plexus oriinates from

A

C5 - T1 (axilla>medial arm, travels around brachial artery)

47
Q

Brachial plexus mnemonic

A

Really Tired Drink Coffee Now (roots, trunks, divisions, cords, nerves)

48
Q

C5 + C6 =

A

Superior trunk

49
Q

C7 =

A

middle trunk

50
Q

C8 + T1 =

A

Inferior trunk

51
Q

Lateral cord =

A

Musculo cutaneous nerve

52
Q

Medial cord =

A

ulnar nerve

53
Q

Lateral + medial cord =

A

Median nerve

54
Q

Posterior cord =

A

Axillary + Radial nerve

55
Q

Dermatomes of hand

A

C6 (at thumb) > C7 (middle finger and half of neighbour fingers) > C8 (medial hand)

56
Q

Carpal Tunnel syndrome

A

compression of median nerve > weakness in thenar muscles (numbness in digits 1-3 and laterl half of 4)

57
Q

Vascualture of arm

A

Subclavian > Axillary > Brachial > Radial + Ulnar > Superficial + Deep palmar arch

58
Q

Spinal roots 5 + 6, sensory @ regimental badge area, motor @ teres minor and deltoid muscles.

A

Axillary Nerve

59
Q

Spinal roots C5-7, sensory @ lateral forearm, motor @ anterior compartment of arm (BBC)

A

Musculocutaneous Nerve

60
Q

Spinal roots C6-T1, sensory @ lateral palm and lateral 3.5 fingers, motor @ flexor muscles of anterior forearm (except flexor carpi ulnaris + part of flexor digitorum profundus)

A

Median Nerve

61
Q

Spinal roots C5-T1, sensory @ posterior forearm + dorsal lateral palm + lateral 3.5 digits, Motor @ triceps brachii + extensor muscles of forearm

A

Radial Nerve

62
Q

Spinal roots C8-T1, sensory @ medial 1.5 fingers and asscoiated palm area, motor @ muscles of hand (except thenar muscles and lateral lumbricals), flexor carpi unaris + medial half of flexor digitorum profundus

A

Ulnar Nerve

MSK (9 decks)

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