Mucus-secreting cells found distributed among the simple columnar epithelial linings of the gastrointestinal and respiratory system are called

a. fibroblasts
b. macrophages
c. goblet cells
d. mast cells
e. osteocytes


Answer: c. goblet cells

Anatomy & Physiology

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A joint that allows only flexion/extension and adduction/abduction is a :

a. gliding joint b. saddle joint c. ball and socket joint d. ellipsoidal joint

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Cardiac muscle cells do not need ________ to contract.

A) sodium B) calcium C) potassium D) ATP E) nervous stimulation

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In males, androgens are required for ________.

A. maintenance of accessory sex organs B. regression of the wolffian ducts during embryonic development C. development of the Müllerian ducts D. initiation of spermatogenesis at puberty

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During which phase of the crossbridge cycle is ATP split into ADP and Pi?

A. Immediately preceding the resetting of the myosin head B. Immediately preceding the power stroke C. Immediately preceding the detachment of the myosin head

Anatomy & Physiology