The revised food guide pyramid for older persons includes eight glasses of water daily and four or more servings of bread, fortified cereal, and rice and pasta.

One interaction strategy that can help you gain a patient's cooperation is to:

A) not acknowledge the patient's concerns and feelings. B) identify yourself to the patient and orient him to the surroundings. C) treat the patient in a respectful manner but be very judgmental. D) let the patient know as little as possible about what will be required of him.

In up-regulation, the number of receptors of the postsynaptic cell

a. Increases b. Decreases c. Is unchanged d. Depends on the receptor type