PHED-1507EL Study Guide - Final Guide: Metacarpal Bones, Lumbricals Of The Hand, Flexor Digitorum Longus Muscle

• School: Laurentian
• Department: Human Kinetics
• Course: PHED-1507EL
• Professor: Melissa Wiman

Document Summary

Action, origin, and insertion for the muscles listed in the tables. Insertion: base of proximal phalanx of big toe: action: helps extend toe. Flexor digitorum brevis: origin: calcaneal tuberosity. Insertion: middle phalanx of 2-4th toes: action: flexes toe. Insertion: proximal phalanx of big toe: action: abducts great toe. Abductor digiti minimi: origin: calcaneal tuberosity. Insertion: base of little toe s proxi(cid:373)al phala(cid:374)x: action: abducts and flexes little toe. Insertion: tendon of flexor digitorum longus: action: straightens out the oblique pull of flexor digitorum longus. Lumbricals: origin: each tendon of flexor digitorum longus. Insertion: proximal phalanx 2nd to 5th: action: flexes and extends toe. Flexor hallicus brevis: origin: lateral cuneiform and cuboid. Insertion: base of proximal phalanx of great toe: action: flexes great toe. Adductor hallicus: origin: bases of metacarpals 2-4. Insertion: base of proximal phalanx of great toe: action: helps maintain transverse arch of foot. Flexor digiti minimi brevis: origin: base of metacarpal 5 and fibularis longus.