5 Written questions
4 Multiple choice questions
- the body's speedy, electrochemical communication system, consisting of all the nerve cells of the peripheral and central nervous systems
- "morphine within"--natural, opiatelike neurotransmitters linked to pain control and to pleasure.
- a simple, automatic, inborn response to a sensory stimulus, such as the knee-jerk response
- the body system composed of the brain and the spinal cord
4 True/False questions
pituitary glands → a pair of endocrine glands just above the kidneys. the adrenals secrete the hormones epinephrine (adrenaline) and norepinephrine (noradrenaline), which help to arouse the body in times of stress.
sympathetic nervous system → the division of the autonomic nervous system that arouses the body, mobilizing its energy in stressful situations
hormones → Chemical messengers, mostly those manufactured by the endocrine glands, that are produced in one tissue and affect another.
autonomic nervous system → The part of the peripheral nervous system that controls the glands and the muscles of the internal organs (such as the heart). Its sympathetic division arouses; its parasympathetic division calms.