Which of the Following Is an Example of Negative Feedback

question 21

Multiple Choice

Which of the following is an example of negative feedback?

• A) During birthing contractions, the hormone oxytocin is released and acts to stimulate further contractions.
• B) When a baby is nursing, suckling leads to the production of more milk and a subsequent increase in the secretion of prolactin, which in turn stimulates lactation.
• C) After a blood vessel is damaged, signals are released by the damaged tissues that activate platelets in the blood. These activated platelets release chemicals that activate more platelets.
• D) When blood glucose concentration increases, the pancreas produces and releases the hormone insulin. Insulin acts to decrease blood glucose. As blood glucose decreases, the rate of production and release of insulin decreases.

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Definitions:

Absolute Value

The non-negative value of a number without regard to its sign; for example, the absolute value of both -5 and 5 is 5.

Perfectly Vertical

Describes a line or curve on a graph that has an infinite slope, representing a situation where a given variable is unaffected by changes in other variables.

New Substitutes

Refers to newly available goods or services that can replace or compete with existing ones, affecting demand and market dynamics.

Narrowly Defined

Described or specified with a high degree of precision and detail, often used to limit the scope or focus of a concept or category.