The first stage of labor is:

A) propulsion. B) dilation. C) expulsion. D) effacement.


Answer: B

Anatomy & Physiology

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The dartos muscle is composed of smooth muscle; the cremaster muscle is composed of skeletal muscle

Indicate whether this statement is true or false.

Anatomy & Physiology

The exocrine portion of the pancreas is composed of which cells?

A. Islet B. Beta C. Acinar D. Alpha

Anatomy & Physiology

The vascular link between the hypothalamus and the ________ is called the hypothalamo-hypophyseal portal system.

A. posterior pituitary B. pineal gland C. thalamus D. anterior pituitary

Anatomy & Physiology

What is a hormone?

A. A chemical regulator secreted from an endocrine gland that travels through the bloodstream to affect target cells B. A chemical released from an endocrine gland that affects target cells without entering the bloodstream C. A chemical found in the blood that catalyzes the destruction of ingested toxins and foreign substances D. A chemical found in the sweat that signals other individuals about the physiological status of the body E. A chemical released from a nerve cell that affects nearby cells across a synapse

Anatomy & Physiology