Which process, known as intestinal churning, involves a squeezing motion of the circular layer of smooth muscle in the small intestine?
A) defecation B) deglutition C) peristalsis D) segmentation
Answer: D
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The adrenal hormone called ____________________ is primarily controlled by the release of renin
Fill in the blank(s) with correct word
During the cardiac cycle of an individual at rest:
A. the volume of blood leaving the left side of the heart is greater than that leaving the right side. B. the pressure of blood leaving the right ventricle is greater than that leaving the left ventricle. C. the duration of systole is greater than that of diastole. D. the duration of diastole is greater than that of systole. E. the contraction of the atria overlaps in time with the ventricular systole.
Certain cells in the liver ingest bacteria and debris from damaged cells by a process called ________.
A. biocytosis B. pinocytosis C. phagocytosis D. exocytosis E. diffusion
In adults, ________ marrow fills the central canal of long bones, and ________ marrow is found in the epiphyses of long bones
A) red, red B) yellow, yellow C) red, yellow D) yellow, red