Cancerous cells can divide so rapidly that they will often produce a glycocalyx that is different than the other cells in the body. This may result in ________
A) allowing the cancer cells to bind to their healthy, neighboring cells
B) a decrease in the permeability of the tumor cell's plasma membrane preventing the uptake of chemotherapy drugs
C) the cancer cells conserving energy for more growth
D) cells of the immune system recognizing the tumorous cells as foreign and destroying them
D
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Fat digestion is carried out by the enzyme ________, which breaks down triglyceride into ________.
Fill in the blank(s) with the appropriate word(s).
Enterogastric reflexes
A) increase gastric motility. B) increase gastric secretion. C) are triggered by bile entering the gallbladder. D) involve the central nervous system. E) stimulate the contraction of the pyloric sphincter.
Depolarization of the nerve cell membrane occurs when there is a rapid influx (inflow) of
A. potassium ions. B. chloride ions. C. calcium ions. D. sodium ions. E. proteins.
A hockey player gets hit on the side of his knee with a puck and feels a pop. After rest and icing, he finds that his lower leg feels "loose" and has a tendency to hyperextend. What injury has he likely suffered?
A. A torn transverse ligament B. A torn posterior tibiofibular ligament C. A torn anterior cruciate ligament D. A torn calcaneal (Achilles) tendon