The activating neurotransmitter of the parasympathetic nervous system is acetylcholine

Niacin is a water-soluble vitamin.

Hearing is facilitated by the _________ lobe of the cerebral cortex

Proteins help the body maintain its proper acid-base balance.

A salt forms when an _______ combines with a _______.

Michelle’s weekly exercise program includes stair stepping, static stretching, cycling, and push-ups. Which of these activities is generally classified as a strength (resistance) exercise?

Insoluble fiber _______.

Dietary fiber _______.

According to research, __________ are more likely to fall in love and __________ are more likely to fall out of love.

According to __________, heterosexual men seek out physically attractive women because they appear to be more healthy and fertile and can provide the men with offspring.