2026 gross anatomy topic 19

anterior and posterior forearm

abduction of the wrist is aka?

radial deviation

adduction of the wrist is aka?

ulnar deviation

what are the 4 mm in the anterior superficial compartment of the antebrachium?

flexor digitorum superficialis mm, flexor carpi radialis, palmaris longus, and flexor carpi ulnaris mm

what mm in the flexor compartment splits on the digits? v like

flexor digitorum superficialis mm

which mm attached distally between the v of flexor digitorum superficialis mm

flexor digitorum profundus

pull back pointer, ring and pinky and bend middle finger

flexor digitorum superficialis mm is working, flexor digitorum profundus is on passive insuf

what are the 4 mm in the anterior intermediate compartment of the antebrachium?

flexor digitorum superficialis mm

what are the 4 mm in the anterior deep compartment of the antebrachium?

Flexor digitorum profundus, flexor pollicis longus, pronator quadratus mm

what is the only mm that can flex DIP joint?

flexor digitorum profundus

abduction

thumb goes anteriorly

adduction

back to midline

thumb making number 4

flexion

thumbs up

extension

pinky to thumb

opposition

what mm is the only mm that can flex the thumb at the dip joint

flexor pollicis longus

anterior interosseuous n injury

tear drop sign no flexion of dip of thumb and dip of pointer finger

the fibrous digital sheaths are what

strong ligamentous tunnels attached to bone that are synovial to prevent friction of tendons gliding. also prevents bowstringing

what prevents bowstringing of the tendons in the hand

the fibrous digital sheaths

what is tennis elbow

lateral epicondylitis

what is golfers elbow?

medial epicondylitis

what are the 4 mm in the posterior superficial compartment of the antebrachium?

brachioradialis and extensor carpi radialis longus

Extersor carpi radialis brevis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris

what is the common extensor attachment of the antebrachium

the lateral epicondyle of the humerus

what are the 4 mm in the posterior deep compartment of the antebrachium?

supinator, abductor pollicis longus, extensor pollicis longus, extensor pollicisbrevis, extensor indicis