Urine Is Prevented from Flowing Back into the Ureters from the Bladder

question 17

Multiple Choice

Urine is prevented from flowing back into the ureters from the bladder by ________.

• A) compression of the ureteral openings
• B) the external urethral sphincter
• C) the internal urethral sphincter
• D) the ureteral sphincters
• E) ureteral valves

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Definitions:

Inherited Weaknesses

Genetic or hereditary vulnerabilities passed from parents to their offspring, which may predispose individuals to certain conditions or diseases.

Environmental Conditions

The various physical and biological factors that affect the survival and development of organisms.

Chronological Age

The actual age of a person measured in years from the date of birth.

Cell Divisions

The process by which a parent cell divides into two or more daughter cells, essential for growth, reproduction, and repair in living organisms.