The functional units of the kidneys are:

A) glomeruli. B) renal sinuses. C) renal pyramids. D) nephrons.


Answer: D

Anatomy & Physiology

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Two compartments are separated by a membrane that is permeable to water and urea. Compartment I contains 1M NaCl. Compartment II contains 2M urea. Which of the following is a correct statement of their relationship based on the initial conditions?

A) Compartment I is isosmotic to Compartment II. B) Compartment I is hyposmotic to Compartment II. C) Compartment I is hypertonic to Compartment II. D) Both A and C

Anatomy & Physiology

The ________ is a "housekeeping function" that sweeps food remnants and bacteria out of the upper GI tract and into the large intestine.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

By following the anterior border of the masseter to the inferior margin of the mandible you can palpate this artery

A) mandibular B) facial C) temporal D) carotid

Anatomy & Physiology

The shape of the DNA molecule is a(n)

A. single strand. B. inverted T. C. globule. D. double helix.

Anatomy & Physiology