Which structure carries postganglionic fibers for distribution in the body wall and limbs?

A) gray ramus
B) dorsal ramus
C) spinal nerve
D) white ramus
E) ventral root


Answer: A

Anatomy & Physiology

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The tissue that stabilizes the ends of a broken bone is called a:

a. fracture hematoma b. callus c. symphysis d. synchondrosis

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Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. This type of feedback mechanism best describes ________

A) negative feedback B) an abnormal physiological mechanism C) homeostatic imbalance D) positive feedback E) both negative and positive feedback

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During concentric contractions of skeletal muscle, the I band and H zone shorten but the A band stays the same.

Answer the following statement true (T) or false (F)

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The respiratory membrane consists of

A) two thicknesses of epithelial cells and basement membranes. B) two thicknesses of epithelial cells. C) a single thickness of epithelial cells. D) a single thickness of epithelial cells and a basement membrane.

Anatomy & Physiology