Which of the following muscles adducts the arm? O A. deltoid
O B. sternocleidomastoid
O C. latissimus dorsi
O D. subscapularis
O E. serratus anterior

c

Explanation:

Adduction is accomplished primarily by the pectoralis major, latissimus dorsi, teres major, triceps, and coracobrachialis.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.