Question

Brachial refers to the _________
a) leg.
b) arm.
c) neck.
d) posterior head.

Answer 1

The term brachial pertains to the arm, particularly the upper arm, as in the brachial artery, which supplies blood to the arm and bifurcates into the radial and ulnar arteries. The option (B) is correct.

Step-by-step explanation:

The term brachial refers to the arm, specifically the upper arm. It is part of various compound words and phrases in anatomy, such as the brachial artery, which is a continuation of the axillary artery and supplies blood to much of the brachial region.

This artery gives off several smaller branches that provide blood to the posterior surface of the arm in the region of the elbow, and it bifurcates into the radial and ulnar arteries at the coronoid fossa. To answer the schoolwork questions provided: Therefore, option (B) is correct.

1. Brachial refers to the arm.
2. The muscle that extends the forearm is the triceps brachii.
3. The right ventricle sends blood to the lungs.