Topic 13 of 138 in the MU Plovdiv syllabus for Human Anatomy and Histology (Dental Medicine, Year 2). The free AceMed note covers it in 12 sections, about 450 words (11 min of reading), with 27 flashcards.
In this note
FOREARM MUSCLES
Anterior (flexor) muscles: (3 layers)
Lateral muscles: (2)
Posterior (Extensor) muscles: (10)
ANTEBRACHIAL FASCIA
HAND MUSCLES & FASCIA
Thenar muscles (for the thumb):
Hypothenar muscles (little finger):
Metacarpal group:
Innervation:
SYNOVIAL
SEATHS
FOREARM MUSCLES
45+46
All anterior muscles innervated by Median n. except flexor carpi ulnaris & medial half of flexor digitorum profundus
Arm muscles control forearm actions
forearm muscles control wrist actions
Anterior (flexor) muscles: (3 layers)
→ Superficial:
Blood Supply:
Post. ulnar recurrent arts.
Ant. ulnar recurrent arts.
Recurrent ulnar art. + radial arteries
Brachial, ulnar & radial arteries
*Median nerve exits the cubital fossa by passing between the two heads of the muscle.
→ Intermediate:
→ Deep
45+46 cont.
Posterior (Extensor) muscles: (10)
→ Superficial layer:
carpi ulnaris → metacarpal V
carpi radialis → u. II & III
pollicis longus → thumb.
digitorum → 4 fingers.
45+46 cont 2
→ Deep layer
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