The substances absorbed into the lymph capillaries are:
glycerol and fatty acids.
glucose and glycerol.
amino acids and fatty acids.
glucose and amino acids.
The Correct Answer is A
A. glycerol and fatty acids: While most nutrients go into the blood, large fat molecules (lipids) are absorbed into specialized lymph capillaries called lacteals in the small intestine.
B. glucose and glycerol: Glucose is water-soluble and is absorbed directly into the blood capillaries, not the lymph.
C. amino acids and fatty acids: Amino acids are water-soluble and enter the bloodstream directly.
D. glucose and amino acids: Both of these are absorbed via the hepatic portal system into the blood.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. filtration: This is a passive process where water and solutes are forced through a membrane by hydrostatic pressure.
B. osmosis: This is the passive diffusion of water.
C. endocytosis: This is a form of active transport (vesicular transport) that requires ATP to engulf substances into the cell.
D. dialysis: This is the passive diffusion of solutes across a selectively permeable membrane.
Correct Answer is B
Explanation
A. lipids: Lipids are organic molecules because they are composed of carbon-hydrogen chains.
B. electrolytes: Electrolytes (like sodium, potassium, and chloride) are inorganic substances because they do not contain carbon-hydrogen bonds.
C. carbohydrates: Carbohydrates are organic compounds consisting of carbon, hydrogen, and oxygen.
D. proteins: Proteins are organic polymers made of amino acid chains containing carbon.
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