What Prevents Pathogens from Entering Our Bodies Through the Delicate

question 3

Multiple Choice

What prevents pathogens from entering our bodies through the delicate tissues of the lungs?

• A)The lining of the lungs has a low pH that creates an inhospitable environment for most pathogens.
• B)The tubes entering the lungs are lined with mucus that traps pathogens and is then removed from the respiratory system.
• C)The cells of the lungs are covered by several layers of dead cells that prevent pathogens from getting to living lung tissue.
• D)Certain cells in the lungs produce toxins that paralyze pathogens before they can infect the body.

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Definitions:

Greenish-Black Waste

Typically refers to meconium, the early stool of an infant, which is thick, sticky, and greenish-black in color.

Meconium

The earliest stool of a mammalian infant, composed of materials ingested during the time the infant spends in the uterus.

Physiologic Jaundice

A common and usually harmless condition in newborns that results in yellowing of the skin and eyes due to the breakdown of excess red blood cells.

Brazelton Neonatal

Referring to the Brazelton Neonatal Behavioral Assessment Scale (NBAS), a tool used to evaluate neurological development, behavioral functioning, and emotional interaction in newborns.