Which region of the dermis forms ridges?

a. papillary regions
b. hypodermis
c. reticular region
d. medulla


Answer: a. papillary regions

Anatomy & Physiology

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Amino acids are mainly absorbed across the epithelial wall in the stomach.

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

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The brain and spinal cord comprise the

A) autonomic nervous system. B) peripheral nervous system. C) central nervous system. D) efferent nervous system. E) afferent nervous system.

Anatomy & Physiology

What organelle is most active in causing programmed cell death?

A. Rough endoplasmic reticulum B. Lysosome C. Nucleus D. Mitochondrion E. Centriole

Anatomy & Physiology

Receptors are parts of the nervous system that allow it to

A.  initiate responses to information. B.  process information. C.  collect information. D.  conduct impulses to muscles.

Anatomy & Physiology