Several Metabolic Changes Occur Throughout Pregnancy

question 22

Multiple Choice

Several metabolic changes occur throughout pregnancy.Which physiologic adaptation of pregnancy will influence the nurse's plan of care?

• A) Insulin crosses the placenta to the fetus only in the first trimester,after which the fetus secretes its own.
• B) Women with insulin-dependent diabetes are prone to hyperglycemia during the first trimester because they are consuming more sugar.
• C) During the second and third trimesters,pregnancy exerts a diabetogenic effect that ensures an abundant supply of glucose for the fetus.
• D) Maternal insulin requirements steadily decline during pregnancy.

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Definitions:

Dorudon

An extinct genus of medium-sized whales that lived approximately 40 to 33 million years ago.

Extinct Whales

Whale species that no longer exist, providing insight into evolutionary biology and environmental changes.

Homology

The existence of shared ancestry between a pair of structures, or genes, in different species.

Ectotympanic

A bone in the middle ear of mammals that supports the eardrum.