Topic 18 - Digital extensors of the hindlimb Flashcards
1
Q
The muscles
A
M.extensor digitorum longus
M.extensor digitorum lateralis
M.extensor digiti 1. (hallucis) longus
2
Q
M.extensor digitorum longus
A
O: Fossa extensoria on lat. condyle of femur
I: Proc. ext. of dist. phalanx of digits 2-5
A: Ext. joints of these digits and flexes tarsus
3
Q
M.extensor digitorum lateralis
A
O: Prox. third of fibula
I: Unites with tendon om m.ext.dig.longus to reach dist. ph. of digit 5
A: Ext. and abduct digit 5
4
Q
M.extensor digiti 1. (hallucis) longus
A
O: Middle third of fibula
I: Radiates into fascia over metotarsophalangeal joint of digit 2
A: Ext. digit 2 (and digit 1. if it´s present)
