Research Cited in the Text Suggests That Cigarette Smoking During

question 171

Multiple Choice

Research cited in the text suggests that cigarette smoking during pregnancy interferes with prenatal development primarily because:

• A) oxygen flow is reduced to the fetus
• B) cigarette smoke includes teratogens that can cross the placental barrier
• C) women who smoke cigarettes are more likely to also use alcohol
• D) women who smoke are more likely to have poor nutrition

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Definitions:

Nuclear Proteins

Nuclear proteins are a diverse group of molecules found within the cell nucleus, playing roles in DNA replication, repair, and gene expression regulation.

Holocrine

A mode of secretion in which the entire cell becomes filled with secretory products and then disintegrates, releasing the contents into the duct system.

Pleura

A double-layered membrane surrounding each lung, providing lubrication and facilitating breathing.

Serous Membranes

Thin tissues that line certain internal cavities of the body, producing a lubricating fluid.