Chapter 11, Problem 4RFT

Summary Introduction

To review:

Match the term brachialis 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:

The connective tissues divide the arm into the flexor or anterior compartment and extensor or posterior compartment. In the anterior compartment, the coracobrachialis, brachialis, and biceps brachii muscles are present, while the only muscle in the posterior compartment is the triceps brachii.