Measuring Levels of ________ Can Help Indicate Whether a Child

question 80

Multiple Choice

Measuring levels of ________ can help indicate whether a child has experienced prolonged stress or predict whether an adult will have a future heart attack.

• A) cortisol
• B) serotonin
• C) natural killer cells
• D) B lymphocytes

---

Definitions:

Thick Layer of Mucus

describes a dense secretion produced by mucous membranes, serving to protect and lubricate surfaces.

Pressure Gradient

A pressure gradient is the difference in pressure across a physical space, which drives the flow of fluids from regions of higher to lower pressure.

Volume Gradient

The difference in concentration of a substance across a space or a membrane, often driving diffusion or movement of substances.

Temperature Gradient

The rate of temperature change in space, reflecting differences in temperature over a specified distance.