Which cells are involved in both humoral and cellular immunity?
A. Memory cells
B. Plasma cells
C. Thelper cells
D. Tcytotoxic cells
Answer: C
Anatomy & Physiology
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Which of the following structures contains central pattern generators that help regulate the breathing rhythm?
A. Pons B. Thalamus C. Forebrain D. Cerebellum E. Limbic system
Anatomy & Physiology
Hard masses composed of cholesterol and calcium carbonate called __________ can obstruct the bile ducts and cause excruciating pain.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The entire epidermis is replaced every ________.
A. 2 weeks B. 2-3 hours C. 2-3 days D. 2 months
Anatomy & Physiology
Sweat
A. reaches the body only through the hair follicles. B. is not associated with emotions. C. contains only water. D. is produced by a merocrine or apocrine gland. E. is a hypertonic fluid.
Anatomy & Physiology