cubital fossa and anterior forearm

Question 1

flexor carpi radialis attaches from the ___ ____ of the humerus to the ___ aspect of the base of ___ metacarpal

Answer 1

medial epicondyle, palmar, 2nd

Question 2

what is the attachment for flexor carpi radialis

Answer 2

medial epicondyle of humerus to the palmar aspect of the base of the 2nd metacarpal

Question 3

flexion carpi radialis ___ and ___ hand at the wrist and may assist in ___ of the forearm and ___ of the elbow

Answer 3

flex, abducts, pronation, flexion

Question 4

what nerve innervates flexor carpi radialis and what is its spinal cord segment

Answer 4

median nerve (C6-8)

Question 5

flexor carpi ulnaris attaches from the ___ ____ of the humerus and ___ ___ of ulna to the ____

Answer 5

medial epicondyle, proximal shaft, pisiform

Question 6

what nerve innervates flexor carpi ulnaris and what are its spinal cord segments

Answer 6

ulnar nerve (C7-T1)

Question 7

what are the actions of flexor carpi ulnaris

Answer 7

ulnar deviation, wrist flexion, assists with flexion of the elbow

Question 8

flexor digitorum profundus attaches from the ___ ___ two thirds of the ulna and ___ ___ to the base of ___ ___ of digits 2-5

Answer 8

anterior proximal, interosseous membrane, distal phalanges

Question 9

what are the attachments for flexor digitorum profundus

Answer 9

from the anterior proximal two thirds of the ulna & interosseous membrane to the base of the distal phalanges of digits 2-5

Question 10

what are the actions of flexor digitorum profundus muscle ?

Answer 10

flexion of digits 2-5 (metacarpophalangeal joint, proximal & distal interphalangeal joints) and hand at wrist

Question 11

what innervates flexor digitorum profundus *and spinal cord segment

Answer 11

• lateral 1/2 =anterior interosseous nerve (median nerve)
• medial 1/2 = ulnar
  C7-T1

Question 12

flexor digitorum superficialis attaches from the ___ ____ of the humerus to the ___ of ____ phalanges digits 2-5

Answer 12

medial epicondyle, sides middle

Question 13

what are the attachments for flexor digitorum superficialis

Answer 13

medial epicondyle of the humerus to the sides of middle phalanges digits 2-5

Question 14

what are the actions of flexor digitorum superficialis

Answer 14

flexion of the hand at the wrist, metacarpophalangeal joint, proximal interphalangeal joint of digits 2-5

Question 15

what innervates flexor digitorum superficialis and what is its spinal cord segment

Answer 15

median nerve C7-T1

Question 16

flexor pollicis longus attaches from the ___ surface of the ____ and ____ membrane to the ___ of distal ___ of the ___

Answer 16

anterior, radius, interosseous, base, phalanx, thumb

Question 17

what are the attachments for flexor pollicis longus?

Answer 17

anterior surface of the radius and interosseous membrane to the base of distal phalanx of the thumb

Question 18

what are the actions of flexor pollicis longus?

Answer 18

flex digit 1 at metacarpophalangeal and interphalangeal joints

Question 19

what nerve innervates flexor pollicis longus and what is its spinal cord segments

Answer 19

anterior interosseous nerve (from median nerve) C7-T1

Question 20

what is the attachment of palmaris longus?

Answer 20

from the medial epicondyle of the humerus (common flexor origin) to the palmar aponeurosis

Question 21

what innervates palmaris longus and what is its spinal cord segments

Answer 21

median nerve C7-8

Question 22

what is the function of palmaris longus

Answer 22

flexion of the wrist and tenses palmar fascia

Question 23

pronator quadratus attaches from the __ ___ of the ___ ulna to the __ ___ of the ___ radius

Answer 23

anterior surface, distal, anterior surface, distal

Question 24

what is the function of pronator quadratus

Answer 24

pronates the forearm

Question 25

what nerve innervates pronator quadratus? what is its spinal cord segments

Answer 25

median nerve C8-T1

Question 26

pronator teres attaches from the ___ ___ of the humerus to the ___ ___ of the ulna and ___ ___ of the radius

Answer 26

medial epicondyle, coronoid process, lateral aspect

Question 27

what are the attachments for pronator quadratus

Answer 27

anterior surface of distal ulna to anterior surface of distal radius

Question 28

what are the attachments for pronator teres

Answer 28

medial epicondyle of the humerus to the coronoid process of the ulna and lateral aspect of the radius

Question 29

what is the function of pronator teres

Answer 29

pronate and flexes forearm

Question 30

what innervates pronator teres and what is its spinal cord segment

Answer 30

median nerve C6-7

Question 31

what muscles are in the superficial group of anterior forearm muscles?

Answer 31

1. pronator teres 2. flexor carpi radialis 3. palmaris longus 4. flexor carpi ulnaris

Question 32

what muscle is in the intermediate layer of anterior forearm

Answer 32

flexor digitorum superficialis

Question 33

what muscles are in the deep layer of anterior compartment

Answer 33

1. pronator quadratus 2. flexor pollicis longus 3. flexor digitorum profundus

Question 34

what muscles are innervates by anterior interosseous nerve a branch of median nerve

Answer 34

1. flexor pollicis longus 2. 1/2 flexor digitorum profundus 3. pronator quadratus

Question 35

what type of joint is humeroulnar

Answer 35

hinge

Question 36

what type of joint is humeroradial

Answer 36

gliding

Question 37

what type of joint is proximal and distal radioulnar

Answer 37

pivot

Question 38

what are the ligaments of the elbow

Answer 38

- ulnar collateral - radial collateral - anular

Question 39

the ulnar collateral ligament attaches from the ___ ____ of the humerus to the medial margin of ___ ___ and ___ ___ of the ulna

Answer 39

medial epicondyle, coronoid process and olecranon process

Question 40

what is the function of ulnar collateral ligament

Answer 40

resist excessive cubital valgus

Question 41

the radial collateral ligament of the elbow attaches to the __ ___ of the humerus to the __ ___

Answer 41

lateral epicondyle, anular ligament

Question 42

the radial collateral ligament prevents what?

Answer 42

excessive cubital varus

Question 43

attachments of anular ligament

Answer 43

from the anterior margin of the radial notch to posterior margin of radial notch surrounding head of radius

Question 44

what is the function of anular ligament

Answer 44

stabilize proximal radioulnar joint

Question 45

describe olecranon bursitis

Answer 45

excessive pressure on the olecranon process can cause irritation and increased production of fluid inside bursae and this overproduction swells the bursa around the olecranon process

Question 46

what bursa are present around the elbow

Answer 46

- olecranon - subcutaneous (around medial epicondyle - subcutaneous (around lateral epicondyle) -anconeus - origin of extensor carpi radialis brevis

Question 47

name the border of cubital fossa

Answer 47

lateral: brachioradialis medial: pronator teres

Question 48

the anterior forearm compartment receives blood supply from what ?

Answer 48

anterior interosseus branch of ulnar artery

Question 49

what are the common actions of the anterior compartment of the forearm

Answer 49

flexion and pronation

Question 50

what neurovascular structures would be injured based on bone fracture located at the medial epucondyle of the humerus

Answer 50

ulnar nerve