How are the components of fats absorbed in the small intestine?
A) Specific receptor proteins carry fatty acids across the intestinal wall and into the bloodstream.
B) Fatty acids are transported by active transport to the bloodstream.
C) Components of lipids diffuse through small intestinal cell membranes, are reconstructed in the cells, then carried off by lacteals as chylomicrons.
D) Components of lipids diffuse through small intestinal cell membranes and into the bloodstream where they are carried to the liver for processing.
Answer: C) Components of lipids diffuse through small intestinal cell membranes, are reconstructed in the cells, then carried off by lacteals as chylomicrons.
You might also like to view...
The teniae coli:
A) are located along the jejunum. B) compose the muscular wall of the appendix. C) are found along the walls of the rectum. D) are the most superficial part of the sphincter ani. E) may be used during an appendectomy to locate the appendix.
Dreaming is descriptive of or occurs during
A. slow-wave sleep. B. paradoxical sleep. C. both slow-wave sleep and paradoxical sleep. D. neither slow-wave sleep nor paradoxical sleep.
Thyroid hormone is essential for normal growth because of its effects on growth hormone and IGF-I
a. True b. False Indicate whether the statement is true or false
Blood flow through most organs in the systemic circuit is regulated primarily by increasing or decreasing the ________ activity to arteriolar smooth muscles in the organ
Another form of regulation, called ________, depends upon the metabolic activity of the organ. Increased activity leads to increased interstitial fluid metabolites, which cause ___ of the arterioles. The former is a type of ________ regulation of blood flow; the latter is an example of ________ regulation. A. sympathetic; active hyperemia; dilation; extrinsic; intrinsic B. sympathetic; reactive hyperemia; dilation; intrinsic; extrinsic C. parasympathetic; active hyperemia; constriction; extrinsic; intrinsic D. sympathetic; flow autoregulation; constriction; intrinsic; extrinsic E. parasympathetic; reactive hyperemia; dilation; extrinsic; intrinsic