Regional Anatomy pper limb-Part 4 The wrist and the hand palm INTERNATIONAL EDITION Hongqi zhang(张红旗) Dissector Dept of Anatomy, Histoembryology Emailzhanghg58@126.com
1 Regional Anatomy Upper limb - Part 4 The wrist and the hand palm Hongqi Zhang (张红旗 ) Dept. of Anatomy,Histoembryology Email: zhanghq58@126.com
Higher bifurcation of brachial artery
Higher bifurcation of brachial artery
Contents of the cubital fossa Cords< Posterior Medial cutaneous The tendon of biceps brachii Median Medial to biceps brachii tendon Radial Brachial a -divides into radial ulnar a, usually at apex of fossa Brachial v.-removed Median n Ulnar n edian nerve Lateral to biceps brachii tendon Brachial artery Ulnar nerve Radial n Lat antebrachial cutaneous n (or lat cutaneous n of forearm) Brachioradialis Biceps tendon
Contents of the cubital fossa The tendon of biceps brachii Medial to biceps brachii tendon Brachial a.- divides into radial & ulnar a., usually at apex of fossa Brachial v.- removed Median n. Ulnar n. Lateral to biceps brachii tendon Radial n. Lat. antebrachial cutaneous n. (or lat.cutaneous n.of forearm)
Wrist hand W hdx. c What does the picture mean
Wrist & Hand What does the picture mean ?
Beautiful hands
Beautiful hands
Extended Abducted ducted Anunced ta utile finae
The various functions of the hands
◆ Layers of the hand Sup layer Skin Thenar Palmar intermediate Opponens Sup. fascia Midpalmar Deep layer space Deep fascia % Vessels, n.sup. m i Tendinous synovia Adductor sheath i Fascia space i Flexor pollicis longus Dorsal muscle tendon Palm nterosse i Deep m Palmar interosseous Bones of hand interossei fascia Transverse section of right hand
Layers of the hand Sup.layer Skin Sup.fascia Deep layer Deep fascia Vessels,n.sup.m. Tendinous synovial sheath Fascia & space Deep m. Bones of hand Opponens pollicis Thenar space Midpalmar space Palmar intermediate septum Adductor pollicis Flexor pollicis longus muscle tendon Palmar interossei Palmar interosseous fascia Dorsal interossei Transverse section of right hand
Carpal bones hand joints Tm s-Scaphoid L-Lunate T-Triquetral P-Pisiform Tm-Trapezium Td-Trapezoid C-Capitate H-Hamate
Carpal bones & hand joints S -Scaphoid L- Lunate T -Triquetral P- Pisiform Tm -Trapezium Td-Trapezoid C- Capitate H- Hamate
11/4 Tubercle of trapezium Flexor carp Abductor pollicis UInar nerve& artery一 Palmaris longus Median nerve Flexor carpi radialis Surface anatomy of the wrist; a key position
Surface anatomy of the wrist; a key position
Muscle of the hand Thenar(lateral group)4-movement of the thumb Intermediate group 11-movement of 2-5 finger Hypothenar(medial group)3-movement of 5th finger Thenar eminence Hypothenar eminence
Muscle of the hand Thenar (lateral group) 4 －movement of the thumb Intermediate group 11 －movement of 2-5 finger Hypothenar (medial group) 3 － movement of 5th finger