Exam Arm

Question 1

Coracobrachialis motion

Answer 1

Flex arm at shoulder and weak addiction

Question 2

Brachialis motion

Answer 2

Flex arm at elbow

Question 3

Biceps brachii motion

Answer 3

Supinate forearm

Flex arm at shoulder and elbow

Question 4

Triceps brachii motion

Answer 4

Extend arm at elbow

Question 5

Action of FCU

Answer 5

Flexion and adduction at wrist

Question 6

Action of FCR

Answer 6

Flexion and abduction at wrist

Question 7

Action of pronator teres

Answer 7

Pronate forearm

Flex at wrist

Question 8

Palmaris longus

Answer 8

Flexion at wrist

Question 9

Palmaris longus insertion

Answer 9

Flexor retinaculum

Question 10

Insertion of FCU

Answer 10

Pisiform

Question 11

Insertion of FCR

Answer 11

Metacarpals II III

Question 12

Insertion of pronator teres

Answer 12

Mid shaft of radius, laterally

Question 13

FDS origin and landmark

Answer 13

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

Question 14

Attach of FDS

Answer 14

Middle phalanges of 4 fingers

Question 15

Action of FDS

Answer 15

Flex at wrist
Metacarpophalangeal it
Proximal interphalangeal jt

Question 16

FDP origin and insertion

Answer 16

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

Question 17

Action of FDP

Answer 17

Flex wrist
Metacarpophalangeal
Distal Interphalangeal-

Question 18

FPL origin and insertion

Answer 18

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

Question 19

Action of FPL

Answer 19

Flex carpometacarpal and interphalangeal jt of thumb

Question 20

Brachioradialis origin and insertion

Answer 20

Lateral supraepicondylar ridge of humerus

Radius

Flexes elbow

Question 21

ECRL origin and insertion

Answer 21

Supracondylar bridge of humerus lateral

Metacarpals II III

Question 22

ECRL AND BREVIS FUNCTION

Answer 22

extend and abduct wrist

Question 23

Extensor digitorum action

Answer 23

Extends medial 4 fingers at carpometacarpal hrs and IP jts

Question 24

ECU function

Insertion

Answer 24

Extend and adduct wrist

Insert at base of metacarpal V

Question 25

ABductor pollicis longus action origin insertion

Answer 25

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

Question 26

Extensor pollicis brevis insertion and action | !!!!!!!!

Answer 26

Base of proximal phalanx of thumb | Extends at carpometacarpal and metacarpophalangeal joints

Question 27

Extensor pollicis longus insert and action

Answer 27

``` Distal phalanx Extends all joints of thumb Carpometacarpal Metacarpophalangeal Interphalangeal ```

Question 28

Innervates by radial nerve

Answer 28

Triceps brachii Brachioradialis Extensor carpi radialis longus

Question 29

Innervates by deep radial nerve

Answer 29

``` Supinator Extensor carpi radialis brevis Extensor digitorum Extensor digit I mini Extensor carpi ulnaris ```

Question 30

Innervates by posterior interosseus branch of radial nerve

Answer 30

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

Question 31

Insertion of flexor and abductor pollicis brevis

Answer 31

Proximal phalanx of thumb

Question 32

Action of flexor pollicis brevis

Answer 32

Flex the MCP jt

Question 33

Actions of lunbrcials | !!!!!

Answer 33

Flex at metacarpophalangeal | Extend at IP of 4 fingers

Question 34

Dorsal interossei action

Answer 34

Abduction of fingers at Metacarpophalangeal joint

Question 35

Palmar interossei

Answer 35

Adduction of fingers at metacarpophalangeal joint

Question 36

radial nerve pathway

Answer 36

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

Question 37

innervation by median nerve cutaneous hand

Answer 37

Lateral 3.5 digits and adjacent palm on palmar | Lateral 3.5 fingerbeds on dorsal

Question 38

Cutaneous innervation of ulnar hand

Answer 38

Medial 1.5 digits and adjacent palm

Question 39

Cutaneous hand innervation by radial superficial branch

Answer 39

Small thenar | Dorsal: lateral 3.5 digits except finger beds

Question 40

Arm cutaneous radial

Answer 40

Most of dorsal and lateral upper arm palmar

Question 41

Musculocutaneous

Answer 41

Lateral and median cutaneous nerve of forearm