What type of cells allow for long-term protection against antigens?
A. Helper T cells
B. Antibodies
C. Memory B cells
D. Plasma cells
Answer: C
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Moving from superficial to deep in a bone, the parts of the bone would be encountered in which sequence?
a. periosteum, endosteum, medullary cavity b. endosteum, periosteum, medullary cavity c. periosteum, medullary cavity, endosteum d. endosteum, medullary cavity, periosteum
If a woman is diagnosed as having a heart murmur, what anatomical condition does she have, and how does it affect the heart function?
What will be an ideal response?
Explain the difference between potential and kinetic energy
What will be an ideal response?
Lines of cleavage are a result of
A. the alignment of dermal papillae. B. the orientation of collagen fibers in the dermis. C. the alignment of epidermal ridges. D. wounds to the epidermis such as hemangiomas.