The figure illustrates events at a chemical synapse. What does "B" represent?
A. Postsynaptic membrane
B. Voltage-gated Ca2+ channel
C. Synaptic cleft
D. Presynaptic terminal
E. Synaptic vesicle
Answer: E
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As a way to conserve glucose for the cells of the nervous system during glucose sparing, the body preferentially catabolizes:
A) glycogen. B) amino acids. C) glycerol. D) fatty acids.
What two types of tissues contribute to the formation and maintenance of the basement membrane?
A) epithelial and muscle tissue B) epithelial and nervous tissue C) muscle and nervous tissue D) epithelial and connective tissue E) connective and muscle tissue
The subcellular structure that degrades proteins is called the:
A. tight junction B. mitochondria C. lysosome D. plasma membrane E. ribosome
The process of bone formation is known as ________
A) hematopoiesis B) hemostasis C) metabolism D) ossification