Digestion Refers to the

question 89

Multiple Choice

Digestion refers to the

• A) progressive dehydration of indigestible residue.
• B) input of food into the digestive tract.
• C) release of substances into the lumen of the gut.
• D) absorption of nutrients in the gut.
• E) breakdown of food into particles small enough to cross epithelial cells.

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Definitions:

Proteinuria

The presence of abnormal amounts of protein in the urine, often indicative of kidney disease.

Ureters

Tubes that transport urine from the kidneys to the bladder.

Kidneys

Bean-shaped organs that filter waste products from the blood and excrete them in the form of urine.

Urethra

The tube that conducts urine from the bladder to the exterior of the body in both males and females.