Chapter 11, Problem 5RFT

Summary Introduction

To review:

Match the term supinator with the most closely related description given below:

Abducts the toes

Flexes hip and/or lumbar spine

Adduct (retract) scapula

Connective tissue bands

Plantar flexion at ankle

Originates on ilium

Flexes elbow

Dorsiflexes ankle and inverts foot

Lateral rotation of humerus at shoulder

Supinates forearm

Extends, adducts, medially rotates humerus at shoulder

Introduction:

Supinator and pronator are the muscles that act at the elbow and help in the movement of the forearm. The lateral epicondyle, which is located in the humerus, is the site of supinator origin. They ridge near the ulna’s radial notch.