Term
1. pronator teres
2. flexor carpi radialis
3. palmaris longus
4. flexor carpi ulnaris
5. flexor digitorum superficialis |
|
Definition
| what are the 5 muscles of the anterior forearm (superficial group)? |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| flexor digitorum superficialis |
|
|
Term
1. medial epicondyle of humerous
2. coronoid process of ulna |
|
Definition
| where are the 2 points of origination for the pronator teres? |
|
|
Term
| medial epicondyle of humerous |
|
Definition
| what is the point of origin for the flexor carpi radialis, palmaris longus, flexor carpi ulnaris, and the flexor digitorum superficialis? |
|
|
Term
| middle of the lateral surface of the radius |
|
Definition
| what is the insertion of the pronator teres? |
|
|
Term
|
Definition
| this muscle makes up the medial wall of the cubital fossa |
|
|
Term
|
Definition
| 14% of people are missing this muscle |
|
|
Term
| pronates forearm (at radioulnar joints); flexes elbow |
|
Definition
| what are the 2 actions that the pronator teres can do? |
|
|
Term
1. flexes hand (at wrist joint)
2. abducts hand (at wrist joint) |
|
Definition
| what are the 2 actions of the flexor carpi radialis? |
|
|
Term
| flexes hand at wrist joint |
|
Definition
| what is the action of the palmaris longus? |
|
|
Term
1. flexes hand (at wrist joint)
2. adducts hand (at wrist joint) |
|
Definition
| what are the 2 actions of the flexor carpi ulnaris? |
|
|
Term
flexes digits 2-5;
flexes hand (at wrist joint) |
|
Definition
| what are the 2 action of the flexor digitorum superficialis? |
|
|
Term
|
Definition
| what is the innervation of the anterior forearm muscles except for the flexor carpi ulnaris? (other forearm muscles: pronator teres, flexor carpi radialis, palmaris longus, and flexor digitorum superficialis) |
|
|
Term
|
Definition
| what is the innervation of the flexor carpi ulnaris? (part of the anterior forearm muscle group) |
|
|
Term
1. flexor digitorum profundus
2. flexor pollicis longus
3. pronator quadratus |
|
Definition
| what are the 3 muscles of the anterior forearm (deep group)? |
|
|
Term
| flexor digitorum superficialis |
|
Definition
| what muscle of the superficial group of the anterior forearm is deep to the rest of the four muscles? |
|
|
Term
1. ulna
2. interosseous membrane |
|
Definition
| what are the 2 points of origination of the flexor digitorum profundus muscle? |
|
|
Term
1. radius
2. interosseous membrane |
|
Definition
| what are the 2 points or origination of the flexor pollicis longus muscle? |
|
|
Term
| distal quarter of anterior surface of ulna |
|
Definition
| what is the origin of the pronator quadratus muscle? |
|
|
Term
| distal quarter of anterior surface of radius |
|
Definition
| what is the insertion of the pronator quadratus? |
|
|
Term
1. flexes digits 2-5
2. flexes hand (at wrist joint) |
|
Definition
| what are the 2 actions of the flexor digitorum profundus? |
|
|
Term
|
Definition
| what is the action of the flexor pollicis longus? |
|
|
Term
| pronates forearm (at radioulnar joints) |
|
Definition
| what is the action of the pronator quadratus? |
|
|
Term
1. medial (ulnar) half: Ulnar nerve
2. Lateral (radial) half: Median nerve |
|
Definition
| what is the two innervations of the flexor digitorum profundus? |
|
|
Term
| flexor digitorum profundus |
|
Definition
| what muscle has 2 innervations? |
|
|
Term
|
Definition
| what is the innervation of the flexor pollicis longus and the pronator quadratus? |
|
|
Term
| pronator quadratus (gets helps from pronator teres) |
|
Definition
| what muscle is the prime mover in pronation? |
|
|
Term
1. brachioradialis
2. extensor carpi radialis longus
3. extensor carpi radialis brevis
4. extensor digitorum
5. extensor digit minimi
6. extensor carpi ulnaris
7. anconeus |
|
Definition
| what are the 7 muscles of the posterior forearm (superficial group)? |
|
|
Term
| ridge superior to the lateral epicondyle of the humerus (lateral supracondylar ridge) |
|
Definition
| what is the origin of the brachioradialis and the extensor carpi radialis longus? |
|
|
Term
| lateral epicondyle of humerus |
|
Definition
| what is the origin of the extensor carpi radialis, extensor digitorum, extensor digit minimi, extensor carpi ulnaris, and the anconeus? |
|
|
Term
| lateral surface of distal end of radius just proximal to styloid process |
|
Definition
| what is the insertion of the brachioradialis? |
|
|
Term
| flexes forearm (at elbow joint) |
|
Definition
| what is the action of the brachioradialis? |
|
|
Term
1. extends hand (at wrist joint)
2. abducts hand (at wrist joint) |
|
Definition
| what are the 2 actions of the extensor carpi radialis longus and extensor carpi radialis brevis? |
|
|
Term
extends digits 2-5
extends hand (at wrist joint) |
|
Definition
| what are the 2 actions of the extensor digitorum? |
|
|
Term
1. extends digit 5 (minimi)
2. extends hand (at wrist joint) |
|
Definition
| what are the 2 actions of the extensor digit minimi? |
|
|
Term
extends hand (at wrist joint)
adducts hand (at wrist joint) |
|
Definition
| what are the 2 actions of the extensor carpi ulnaris? |
|
|
Term
| extends forearm (at elbow joint) |
|
Definition
| what is the action of the anconeus? |
|
|
Term
|
Definition
| what is the main extensor of the forearm? |
|
|
Term
|
Definition
| this muscle makes up the lateral border of the cubital fossa |
|
|
Term
|
Definition
| what nerve innervates all of the posterior forearm (superficial group) muscles? |
|
|
Term
|
Definition
| what movement is it when the thumb touches the tips of digits 2,3,4,5? |
|
|
Term
|
Definition
| does the thumb go anterior or laterally when abducting? |
|
|
Term
|
Definition
| the base of the thumb muscles |
|
|
Term
1. abductor pollicis brevis
2. opponens pollicis
3. flexor pollicis brevis |
|
Definition
| what are the 3 muscles of the thenar eminence? |
|
|
Term
|
Definition
| what nerve innervates all three of the thenar eminence muscles? |
|
|
Term
1. supinator
2. abductor pollicis longus
3. extesnor pollicis brevis
4. extensor pollicis longus
5. extensor indicis |
|
Definition
| what are the 5 deep muscles of the posterior forearm? |
|
|
Term
lateral epicondyle of humerus
crest of ulna |
|
Definition
| what are the 2 points of origination of the supinator? |
|
|
Term
ulna
radius
interosseus membrane |
|
Definition
| what are the 3 points of origin of the abductor pollicis longus? |
|
|
Term
radius
interosseous membrane |
|
Definition
| what are the 2 points of origin on the extensor pollicis brevis? |
|
|
Term
1. ulna
2. interosseus membrane |
|
Definition
| what are the 2 points of origin of the extensor pollicis longus? |
|
|
Term
|
Definition
| what are the 2 points of origin of the extensor indicis? |
|
|
Term
| all surfaces of proximal third of radius |
|
Definition
| what is the insertion of the supinator? |
|
|
Term
| supinates forearm (at radioulnar joints) |
|
Definition
| what is the action of the supinator? |
|
|
Term
1. abducts digit 1
2. extends digit 1 |
|
Definition
| what are the 2 actions of the abductor pollicis longus? |
|
|
Term
|
Definition
| what is the action of the extensor pollicis brevis and the extensor pollicis longus? |
|
|
Term
|
Definition
| what is the action of the extensor indicis? |
|
|
Term
|
Definition
| what nerve innervates all of the deep muscles of the posterior forearm? |
|
|
Term
|
Definition
| what makes up the floor of the cubital fossa but is also deep to the brachialis? |
|
|
Term
|
Definition
| are the intrinsic muscles of the hands found on the palm side or dorsal side of the hands? |
|
|
Term
|
Definition
| the base of the 5th digit; located on palm side |
|
|
Term
1. abductor digiti minimi
2. flexor digiti minimi brevis
3. opponens digiti minimi |
|
Definition
| What are the 3 muscles of the hypothenar eminence? |
|
|
Term
|
Definition
| what nerve innervates the 3 muscles of the hypothenar eminence? |
|
|
Term
|
Definition
| what is the action of the abductor pollicis brevis? |
|
|
Term
1. abductor pollicis brevis
2. opponens pollicis
3. flexor pollicis brevis
4-5. lumbricals 1 & 2 |
|
Definition
| what 5 muscles does the median nerve innervate in the hand? |
|
|
Term
| opposes digit 1 (movement occurs at the carpometacarpal joint between the trapezium and 1st metacarpal) |
|
Definition
| what is the action of the opponens pollicis? |
|
|
Term
|
Definition
| what is the action of the flexor pollicis brevis? |
|
|
Term
|
Definition
| what is the action of the adductor pollicis? |
|
|
Term
1. adductor pollicis
2. palmaris brevis
3. abductor digiti minimi
4. flexor digiti minimi brevis
5. opponens digiti minimi
6-7. lumbricals 3 and 4
8. dorsal interossei
9. palmar interossei |
|
Definition
| what 9 instrinsic muscles of the hand are all innervated by the ulnar nerve? |
|
|
Term
|
Definition
| a transverse band located posteriorly that holds down the extensor tendons across the back of the wrist |
|
|
Term
|
Definition
| transverse band that stretches anteriorly to wrist; holds down flexor tendons |
|
|
Term
| flexor retinaculum and carpal bones |
|
Definition
| what two things create the carpal tunnel? |
|
|
Term
| median nerve and flexor tendons |
|
Definition
| what two things goes through the carpal tunnel? |
|
|
Term
|
Definition
| reduces size of carpal tunnel which then would put pressure on the median nerve and that can cause a loss of sensation or a tingling sensation |
|
|
Term
| wrinkles skin of palm to aid in gripping |
|
Definition
| what is the action of the palmaris brevis? |
|
|
Term
| abducts digit 5 (minimus) |
|
Definition
| what is the action of the abductor digiti minimi? |
|
|
Term
|
Definition
| what is the action of the flexor digiti minimi brevis? |
|
|
Term
| flexes and rotates digit 5 (minimus) bringing digit 5 into opposition with digit 1 (pollex) |
|
Definition
| what is the action of the opponens digiti minimi? |
|
|
Term
1. flexes digits 2-5 (at metacarpophalangeal (MP) joints)
2. extends digits 2-5 (inter-phalangeal (IP) joints) |
|
Definition
| what are the 2 actions of the four lumbricals? |
|
|
Term
|
Definition
|
|
Term
|
Definition
| what is the action of the palmar interossei (3 or 4)? |
|
|
Term
dorsal interossei (Dorsal ABduct)
palmar interossei (Palmar ADduct) |
|
Definition
| think DAB for this muscles and PAD for this muscle |
|
|
