When the Bladder Wall Is Distended as a Result of Urine

question 103

Multiple Choice

When the bladder wall is distended as a result of urine accumulation, the stretch receptors are stimulated and send afferent impulses to the spinal cord that

• A)stimulate parasympathetic nerves, which return to the bladder and cause it to contract
• B)inhibit the motor neurons that normally keep the external urethral sphincter closed
• C)stimulate nerves that go to the kidney and prevent glomerular filtration until the bladder is empty
• D)cause a and b
• E)cause none of the above events

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Definitions:

Random Assignment

A method used in experiments to assign participants to different groups in a way that each has an equal chance of being placed in any group, aiming to eliminate bias and ensure that groups are comparable.

Confounding Variables

Factors other than the independent variable that might affect the outcome of an experiment or study, potentially leading to erroneous conclusions.

Diastolic Blood Pressure

The pressure in the arteries when the heart rests between beats, considered the lower number in a blood pressure measurement.

Response Variable

The variable in an experiment or study that is affected by the manipulation of the independent variable, also known as the dependent variable.