What is the name for embryonic muscle cells?

A) myosins
B) myoblasts
C) myofibrils
D) myofilaments


B

Anatomy & Physiology

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The serous membrane of the abdominal cavity is the

A. adventitia. B. peritoneum. C. pericardium. D. pleura. E. endometrium.

Anatomy & Physiology

A boy grew rapidly and reached a height of 6'2" by the time he was 13. He had normal body proportions and sexual development but had below normal mental cognition. Which of the following likely caused his condition?

A. Hypersecretion of testosterone B. Elevated vitamin D synthesis C. Hyposecretion of growth hormone D. Hypersecretion of growth hormone E. An adrenal tumor that secretes androgens

Anatomy & Physiology

The skin constitutes a good barrier for foreign chemicals that are nonpolar

Indicate whether the statement is true or false.

Anatomy & Physiology

The first step in the process of photoreception is

A) the bleaching of rods. B) the bleaching of cones. C) absorption of a photon by a visual pigment. D) inhibition of the sodium pumps. E) release of neurotransmitter.

Anatomy & Physiology