Which of the following cell types of the stomach is correctly matched with its function?
A. mucous cells - produce intrinsic factor
B. parietal cells - produce hydrochloric acid
C. chief cells - produce mucus
D. endocrine cells - produce enzymes
E. chief cells - produce hormones
B
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The presence of acid and peptides in the stomach stimulates the gastric phase of gastrointestinal control.
Answer the following statement true (T) or false (F)
Old erythrocytes are phagocytized in the
A. liver. B. spleen. C. lung. D. liver and spleen. E. spleen and lung.
Why does a high fever cause death?
A. High fever clots the blood B. High fever denatures critical enzymes C. High fever drastically changes blood pH D. High fever short circuits the heart
The movement of glucose across a plasma membrane is achieved by
A. receptor-mediated exocytosis. B. facilitated diffusion. C. osmosis. D. phagocytosis. E. ion pumps.