| abductor policis longus
abductor policis brevis
extensor policis longus
extensor policis brevis | Name muscles that extend or abduct the thumb |
| False
(it supplies also brachioradialis m. which is a weak flexor of forearm) | Radial nerve supplies only extensors of forearm |
| False
(brachioradialis m. lies in posterior compartment and it is a flexor) | All flexors of forearm lie in anterior compartment |
| True | Flexors are 2x times stronger than extensors |
| All flexors and pronators of forearm are supplied by ulnar n. and median n. | Name supply of pronators and flexors of forearm |
| radial n. | Name supply of extensors and supinators of forearm |
| ulna
radius
interosseous membrane | What separates flexors from extensors? |
| palmar carpal lig.
flexor retinaculum | What is holding flexors in place |
| flexor carpi radialis m.
flexor carpi ulnaris m.
palmaris longus m.
pronator teres m. | What flexors are in the superficial group of forearm muscles |
| flexor digitorum superficialis | What flexors are in the intermediate group of forearm muscles |
| flexor digitorum profundus
flexor pollicis longus
pronator quadratus | What flexors are in the deep group of forearm muscles |
| flexor carpi ulnaris
medial part of flexor digitorum profundus | Name flexors of forearm innervated by ulnar n. |
| lateral part of flexor digitorum profundus
flexor pollicis longus
pronator quadratus | Name all muscles innervated by anterior interosseous n. (from median n.) |
| pronator teres
flexor carpi radialis
palmaris longus
flexor digitorum superficialis | Name muscles of forearm innervated directly by median n. |
| radial n. | All extensors/supinators of forearm are innervated by... |
| 1. muscles that abduct/adduct the hand at wrist joint
2. muscles that extend the medial four fingers
3. muscles that extend or abduct the thumb | What physiological groups can we divide extensors of forearm in? |
| extensor carpi radialis longus
extensor carpi radialis brevis
extensor carpi ulnaris | Name muscles that abduct/adduct the hand at wrist joint |
| extensor digitorum
extensor indicis
extensor digiti minimi | Name muscles that extend medial four fingers |
| extensor retinaculum | Tendons of extensors are held in place by |
| superficial
deep | What anatomical layers of extensor do we have ? |
| extensor carpi radialis brevis
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris
extensor carpi radialis longus
brachioradialis | What muscles are in the superficial layer of extensors? |
| (act on thumb and index)
abductor pollicis longus
extensor pollicis brevis
extensor pollicis longus
extensor indicis | What muscles are in the depp layer of extensors ? |
| brachioradialis
extensor carpi radialis longus | What extensors are innervated directly by radial n.? |
| extensor carpi radialis brevis
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris
supinator | What extensors are innervated by deep branch of radial n.? |
| extensor indicis
abductor pollicis longus
extensor pollicis longus
extensor pollicis brevis | What muscles are innervated by posterior interosseous n. (from deep branch of radial n.) |
