Which hormone decreases the concentration of calcium ions in body fluids?

A) triiodothyronine
B) thymosin
C) parathyroid hormone
D) thyroxin
E) calcitonin


E) calcitonin

Anatomy & Physiology

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Spindle-shaped cells with large single nuclei are characteristic of skeletal muscle.

a. true b. false

Anatomy & Physiology

Mary had her stomach mostly removed to try to overcome obesity. As a result, you would expect Mary to be at risk for

A) protein malnutrition. B) abnormal erythropoiesis. C) diarrhea. D) dehydration. E) an ulcer.

Anatomy & Physiology

The function of transverse tubules is to

A) conduct ATP molecules out of the mitochondria throughout the sarcoplasm. B) ensure a supply of glycogen throughout the muscle sarcoplasm. C) rapidly conduct action potentials to the interior of the muscle fiber. D) store Ca2+ ions inside the muscle fiber.

Anatomy & Physiology

Which of the following hormones increases blood glucose?

a. growth hormone b. cortisol c. insulin d. Both a and b e. All of the above

Anatomy & Physiology