Which cells of the skin are filled with a tough, fibrous protein and account for most of the epidermal cells of the skin?
A) Dermatocytes
B) Langerhans cells
C) Keratinocytes
D) Melanocytes
Answer: C) Keratinocytes
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The adductor (brevis, longus, and magnus), gracilis, and pectineus muscles all move the femur. They are in the
A. anterior group. B. posterior group. C. medial group. D. lateral group.
An accessory organ of the male reproductive system is the:
a. penis b. testes c. vas deferens d. scrotum
Exercise hyperventilation results from signals from ___________.
A) muscle and joint mechanoreceptors and proprioceptors only. B) the carotid body chemoreceptors only. C) muscle and joint mechanoreceptors and proprioceptors and from the carotid body chemoreceptors. D) activating pulmonary stretch receptors only. E) muscle and joint mechanoreceptors and proprioceptors, the carotid body chemoreceptors, and activating pulmonary stretch receptors.
Which bone does not contribute to the formation of the eye orbit?
A. The ethmoid bone B. The frontal bone C. The zygomatic bone D. The sphenoid bone E. The temporal bone