Sudden tissue necrosis resulting from an insufficient blood supply is called ________.
A. fibrosis
B. blebbing
C. neoplasia
D. infarction
E. apoptosis
Answer: D
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Most long-term memories are stored in the
A) cerebellum. B) hypothalamus. C) cerebral cortex. D) pons. E) thalamus.
Which of the following is a difference between primary and secondary active transport?
A)Energy is required for primary active transport, but energy is not required for secondary active transport. B)Primary active transport is driven by secondary active transport. C)In primary active transport, the transport protein gets phosphorylated; in secondary active transport, the transport protein is not phosphorylated. D)Primary active transport is used to transport sugars and amino acids across the plasma membrane, while secondary active transport includes the sodium-potassium pump.
Which lymphoid organs and tissues are characterized by a cortex and medulla?
A) lymph nodes and thymus only B) lymph nodes, thymus and spleen only C) lymph nodes, spleen, and mucosa-associated lymphoid tissues (MALT) only D) spleen and thymus only
Arteries carry blood toward the heart, while veins carry blood away from the heart.
Answer the following statement true (T) or false (F)