The Surface of Mars Is Surprisingly Smooth and Featureless

question 23

True/False

The surface of Mars is surprisingly smooth and featureless.

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Definitions:

Deltoid

A sizable, three-sided muscle enveloping the shoulder joint tasked with raising the arm and providing the shoulder with its mobility.

Biceps Brachii

A large muscle of the upper arm responsible for flexing the elbow and rotating the forearm, well known for its two heads or points of origin.

Serratus Anterior

A muscle located on the side of the chest that assists in the upward movement of the arm and in breathing.

Lateral Flexion

The bending of the neck or body toward the right or left side.