When the blood becomes hypertonic (too many solutes), antidiuretic hormone (ADH) is released. What is the effect of ADH on the kidney tubules?

What will be an ideal response


The release of ADH causes the kidney tubules to reabsorb excess water, resulting in the excretion of concentrated urine.

Anatomy & Physiology

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Distension of the superficial veins caused by weakened valves is termed

A) hemorrhoids. B) venoconstriction. C) vaso vasorum. D) varicose veins. E) venous reserve.

Anatomy & Physiology

Muscles on the anterior side of the arm produce flexion at which of the following?

A. the shoulder B. the elbow C. the wrist D. all of the above

Anatomy & Physiology

Kidneys regulate

A) water gain only. B) both water loss and gain. C) water loss only.

Anatomy & Physiology

The second cervical vertebra is usually called the

A) axis. B) atlas. C) axiom. D) vertebra prominens. E) odontoid process.

Anatomy & Physiology