Cubital Fossa And Forearm

Front 1

The cubital fossa is defined as an...

Back 1

The cubital fossa is defined as an INVERTED TRIANGLE.

Front 2

Boundaries of the cubital fossa: Base?

Back 2

Base: transverse line through medial and lateral epicondyles

Front 3

Boundaries of the cubital fossa: Lateral side?

Back 3

Lateral side: brachioradialis muscle and wrist extensor group

Front 4

Boundaries of the cubital fossa: Medial side?

Back 4

Medial side: pronator trees and flexor group

Front 5

Boundaries of the cubital fossa: Floor?

Back 5

Floor: brachialis, biceps, supinator, anterior capsule of elbow joint

Front 6

Boundaries of the cubital fossa: Roof?

Back 6

Roof: bicipital aponeurosis and deep fascia of the forearm

Front 7

What are the contents of the cubital fossa?

Back 7

The contents of the cubital fossa include:
1. biceps brachii tendon
2. brachial artery and vein-lying medial to biceps tendon
3. median nerve-lying medial to biceps tendon
4. radial nerve dividing into deep and superficial radial nerves-lying deep to the brachioradialis

Front 8

What lies in the subcutaneous tissue in contact with the roof of the cubital fossa (but technically not w/in the fossa)?

Back 8

The cephalic, median cubital, and basilic veins andthe medial and lateral cutaneous nerves of the forearm.

Front 9

What are the 4 muscles of the superficial flexor group of the forearm?

Back 9

1. Pronator teres
2. Flexor carpi radialis
3. Palmaris longus
4. Flexor carpi ulnaris

Front 10

Intermediate flexor group of the forearm?

Back 10

1. Flexor digitorum superficialis

Front 11

Deep flexor group of forearm?

Back 11

1. Flexor pollicis longus
2. Flexor digitorum profundus
3. Pronator quadratus

Front 12

Pronator teres origin?

Back 12

Medial epicondyle of humerus and coronoid process of ulna

Front 13

Flexor carpi radialis origin?

Back 13

Medial epicondyle of humerus

Front 14

Palmaris longus origin?

Back 14

Medial epicondyle of humerus

Front 15

Flexor carpi ulnaris origin?

Back 15

Medial epicondyle of humerus and olecranon of ulna

Front 16

Flexor digitorum superficialis origin?

Back 16

Medial epicondyle of humerus and proximal ulna

Front 17

Flexor digitorum profundus origin?

Back 17

anterior ulna, interosseus membrane

Front 18

Flexor pollicis longus origin?

Back 18

anterior surface of radius, interosseus membrane

Front 19

Pronator quadratus origin?

Back 19

distal 1/4 of ulna

Front 20

Brachioradialis origin?

Back 20

lateral supracondylar ridge of humerus

Front 21

Extensor carpi radialis longus origin?

Back 21

lateral supracondylar ridge of humerus

Front 22

Extensor carpi radialis brevis origin?

Back 22

lateral epicondyle of humerus, radial collateral ligament

Front 23

Extensor digitorum communis origin?

Back 23

lateral epicondyle of humerus

Front 24

Extensor digiti minimi origin?

Back 24

lateral epicondyle of humerus

Front 25

Extensor carpi ulnaris origin?

Back 25

lateral epicondyle of humerus

Front 26

Anconeus origin?

Back 26

lateral epicondyle of humerus

Front 27

Pronator teres insertion?

Back 27

middle of lateral surface of radius

Front 28

Flexor carpi ulnaris insertion?

Back 28

base of second metacarpal

Front 29

Palmaris longus insertion?

Back 29

palmar aponeurosis, transverse carpal ligament

Front 30

Flexor carpi ulnaris insertion?

Back 30

pisiform, hamate, 5th metacarpal

Front 31

Flexor digitorum superficialis insertion?

Back 31

base of middle phalanx 2-5

Front 32

Brachioradialis insertion?

Back 32

styloid process of radius

Front 33

Extensor carpi radialis longus insertion?

Back 33

base of 2nd metacarpal

Front 34

Extensor carpi radialis brevis insertion?

Back 34

base of 3rd metacarpal

Front 35

Extensor digitorum communis insertion?

Back 35

base of proximal phalanx and extensor expansion

Front 36

Extensor digiti minimi insertion?

Back 36

proximal phalanx of 5th digit

Front 37

Extensor carpi ulnaris insertion?

Back 37

base of 5th metacarpal

Front 38

Anconeus insertion?

Back 38

posterior surface of ulna and olecranon

Front 39

Pronator teres movement?

Back 39

pronates the forearm

Front 40

Flexor carpi radialis movement?

Back 40

flexes the wrist: assists in pronation, abducts the hand, flexes the elbow

Front 41

Palmaris longus movement?

Back 41

flexes the wrist, assists in pronation

Front 42

Flexor carpi ulnaris movement?

Back 42

flexes wrist, assists in adduction of the hand

Front 43

Flexor digitorum superficialis movement?

Back 43

flexes middle phalanx of all but thumb, aids in flexing wrist

Front 44

Brachioradialis movement?

Back 44

assists in elbow flexion after biceps and brachialis

Front 45

Extensor carpi radialis longus movement?

Back 45

extends and abducts the hand

Front 46

Extensor carpi radialis brevis movement?

Back 46

extends wrist and abducts the hand

Front 47

Extensor digitorum communis movement?

Back 47

extends MP joint, extends PIP and DIP with interossei and lumbricals, assists in extension of the wrist

Front 48

Extensor digiti minimi movement?

Back 48

extends 5th MP joint, extends PIP and DIP with interossei and lumbricals, assists in extension of wrist

Front 49

Extensor carpi ulnaris movement?

Back 49

extends wrist, adducts hand

Front 50

Anconeus movement?

Back 50

assists triceps in extending forearm

Front 51

Pronator teres innervation?

Back 51

Median n. (C6-7)

Front 52

Flexor carpi radialis innervation?

Back 52

Median n. (C6-7)

Front 53

Palmaris longus innervation?

Back 53

Median n. (C7-8)

Front 54

Flexor carpi ulnaris innervation?

Back 54

Ulnar n. (C8-T1)

Front 55

Flexor digitorum superficialis innervation?

Back 55

Median n. (C7-8)

Front 56

Flexor digitorum profundus innervation?

Back 56

Ulnar (C8-T1) and anterior interosseus (median) (C8-T1)

Front 57

Flexor pollicis longus innervation?

Back 57

Anterior interosseus (median) (C8-T1)

Front 58

Pronator quadratus innervation?

Back 58

Anterior interosseus (median) (C8-T1)

Front 59

Brachioradialis innervation?

Back 59

Radial (C6)

Front 60

Extensor carpi radialis longus innervation?

Back 60

Radial (C6-7)

Front 61

Extensor carpi radialis brevis innervation?

Back 61

Deep radial (C6-7)=posterior interosseus

Front 62

Extensor digitorum communis innervation?

Back 62

Deep radial (C7-8)=posterior interosseus

Front 63

Extensor digiti minimi innervation?

Back 63

Deep radial (C7-8)=posterior interosseus

Front 64

Extensor carpi ulnaris innervation?

Back 64

Deep radial (C7-8)=posterior interosseus

Front 65

Anconeus innervation?

Back 65

Radial (C7-8)

Front 66

Extensor indicis origin?

Back 66

ulna and interosseus membrane

Front 67

Extensor indicis insertion?

Back 67

extensor expansion of 2nd finger

Front 68

Extensor indicis movement?

Back 68

extends 2nd finger

Front 69

Extensor indicis innervation?

Back 69

Deep radial (C7-8)=posterior interosseus

Front 70

Supinator origin?

Back 70

lateral epicondyle and ulna

Front 71

Supinator insertion?

Back 71

lateral and anterior surface of radius

Front 72

Supinator movement?

Back 72

supinates the forearm

Front 73

Supinator innervation?

Back 73

Deep radial (C6)

Front 74

Extensor pollicis longus origin?

Back 74

ulna and interosseus membrane

Front 75

Extensor pollicis longus insertion?

Back 75

base of distal phalanx of thumb

Front 76

Extensor pollicis longus movement?

Back 76

extends distal phalanx, metacarpophalangeal joint and carpometacarpal joint

Front 77

Extensor pollicis longus innervation?

Back 77

Deep radial (C7-8)=posterior interosseus

Front 78

Extensor pollicis brevis origin?

Back 78

radius and interosseus membrane

Front 79

Extensor pollicis brevis insertion?

Back 79

base of proximal phalanx of thumb

Front 80

Extensor pollicis brevis movement?

Back 80

extends proximal phalanx

Front 81

Abductor pollicis longus origin?

Back 81

ulna, radius, and interosseus membrane

Front 82

Abductor pollicis longus insertion?

Back 82

base of first metacarpal

Front 83

Abductor pollicis longus movement?

Back 83

abducts thumb and extends at the carpometacarpal joint

Front 84

Abductor pollicis longus innervation?

Back 84

Deep radial (C7-8)=posterior interosseus