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anatomy > Exam Arm > Flashcards

Exam Arm Flashcards

1
Q

Coracobrachialis motion

A

Flex arm at shoulder and weak addiction

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2
Q

Brachialis motion

A

Flex arm at elbow

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3
Q

Biceps brachii motion

A

Supinate forearm

Flex arm at shoulder and elbow

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4
Q

Triceps brachii motion

A

Extend arm at elbow

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5
Q

Action of FCU

A

Flexion and adduction at wrist

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6
Q

Action of FCR

A

Flexion and abduction at wrist

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7
Q

Action of pronator teres

A

Pronate forearm

Flex at wrist

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8
Q

Palmaris longus

A

Flexion at wrist

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9
Q

Palmaris longus insertion

A

Flexor retinaculum

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10
Q

Insertion of FCU

A

Pisiform

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11
Q

Insertion of FCR

A

Metacarpals II III

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12
Q

Insertion of pronator teres

A

Mid shaft of radius, laterally

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13
Q

FDS origin and landmark

A

Medial epicondyle
Radius
-ulnar artery and median nerve between 2 heads

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14
Q

Attach of FDS

A

Middle phalanges of 4 fingers

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15
Q

Action of FDS

A

Flex at wrist
Metacarpophalangeal it
Proximal interphalangeal jt

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16
Q

FDP origin and insertion

A

Origin:ulna and interosseus membrane
Insert: distal phalanges of 4fingers

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17
Q

Action of FDP

A

Flex wrist
Metacarpophalangeal
Distal Interphalangeal-

18
Q

FPL origin and insertion

A

Origin: radius and interosseus membrane
Insert: base of distal phalanx

19
Q

Action of FPL

A

Flex carpometacarpal and interphalangeal jt of thumb

20
Q

Brachioradialis origin and insertion

A

Lateral supraepicondylar ridge of humerus

Radius

Flexes elbow

21
Q

ECRL origin and insertion

A

Supracondylar bridge of humerus lateral

Metacarpals II III

22
Q

ECRL AND BREVIS FUNCTION

A

extend and abduct wrist

23
Q

Extensor digitorum action

A

Extends medial 4 fingers at carpometacarpal hrs and IP jts

24
Q

ECU function

Insertion

A

Extend and adduct wrist

Insert at base of metacarpal V

25
Q

ABductor pollicis longus action origin insertion

A

Abduct thumb
Origin from interosseus membrane, ulna, radius
Onset base of metacarpal I

26
Q

Extensor pollicis brevis insertion and action

!!!!!!!!

A

Base of proximal phalanx of thumb

Extends at carpometacarpal and metacarpophalangeal joints

27
Q

Extensor pollicis longus insert and action

A 
Distal phalanx 
Extends all joints of thumb
Carpometacarpal
Metacarpophalangeal
Interphalangeal
28
Q

Innervates by radial nerve

A

Triceps brachii
Brachioradialis
Extensor carpi radialis longus

29
Q

Innervates by deep radial nerve

A 
Supinator
Extensor carpi radialis brevis
Extensor digitorum 
Extensor digit I mini
Extensor carpi ulnaris
30
Q

Innervates by posterior interosseus branch of radial nerve

A

ABductor pollicis longus
Extensor pollicis brevis
Extensor pollicis longus
Extensor Indic is

31
Q

Insertion of flexor and abductor pollicis brevis

A

Proximal phalanx of thumb

32
Q

Action of flexor pollicis brevis

A

Flex the MCP jt

33
Q

Actions of lunbrcials

!!!!!

A

Flex at metacarpophalangeal

Extend at IP of 4 fingers

34
Q

Dorsal interossei action

A

Abduction of fingers at Metacarpophalangeal joint

35
Q

Palmar interossei

A

Adduction of fingers at metacarpophalangeal joint

36
Q

radial nerve pathway

A

Posterior cord of bp
Leaves axilla via triangular interval
Travels down humerus radial groove with deep brachial artery
Over lateral epicondyle
Cubital fossa
Splits between heads of supinator into superficial and deep
Deep—> interossei is

37
Q

innervation by median nerve cutaneous hand

A

Lateral 3.5 digits and adjacent palm on palmar

Lateral 3.5 fingerbeds on dorsal

38
Q

Cutaneous innervation of ulnar hand

A

Medial 1.5 digits and adjacent palm

39
Q

Cutaneous hand innervation by radial superficial branch

A

Small thenar

Dorsal: lateral 3.5 digits except finger beds

40
Q

Arm cutaneous radial

A

Most of dorsal and lateral upper arm palmar

41
Q

Musculocutaneous

A

Lateral and median cutaneous nerve of forearm

anatomy (6 decks)

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