What is released from axon terminals to stimulate a muscle fiber to contract?

A. Troponin
B. Acetylcholine
C. Calcium ions
D. ATP


Answer: B

Anatomy & Physiology

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When two monosaccharides undergo a dehydration synthesis,

A) two new monosaccharides are formed. B) a disaccharide is formed. C) a polysaccharide is formed. D) a starch is formed. E) hydrolysis occurs.

Anatomy & Physiology

The blood supply to the skin arises from a network of blood vessels called the ________ plexus in the hypodermis, at its border with the reticular layer of the dermis.

A) cervical B) mesenteric C) brachial D) celiac E) cutaneous

Anatomy & Physiology

An example of a monosaccharide is ________.

A. glucose B. glycogen C. sucrose D. maltose

Anatomy & Physiology

Parasympathetic stimulation of the heart causes the heart rate to

A. increase, then decrease. B. increase. C. decrease. D. stay the same.

Anatomy & Physiology