Which nervous system component provides automatic involuntary regulation of smooth muscle, cardiac muscle, and glandular secretions?

300 mL of active ingredient is mixed with distilled water to total 4 L. The final concentration (v/v) is:

A) 75%. B) 13%. C) 1.3%. D) 7.5%.

While assessing the mental status of an elderly patient who has been retired for several years, you notice he has difficulty answering your questions. He seems depressed. Based on this information, you should:

A) acknowledge the patient's fears and try to put them in perspective. B) consider the need for advanced provider care. C) consider his mental status as being decreased. D) suspect a life-threatening neurological event.