Exam 4: A: Neural and Hormonal Systems

Which part of a neuron is often encased by a fatty myelin sheath?

The chemical messengers of the endocrine system are called

Motor neurons are an important part of the

In the process of beginning an action potential, the threshold refers to

The body's chemical communication system that is much slower than the nervous system is called the

The slowdown of neural communication in multiple sclerosis involves a degeneration of the

Group cohesion, pair bonding, and social trust are promoted by pituitary gland secretions of

An all-or-none response pattern is characteristic of the

The release of epinephrine into the bloodstream is most likely to

Endorphins are most directly involved in the control of

Information is carried from the body's tissues and sensory receptors to the central nervous system by

The knee-jerk reflex requires the activity of the

Paralysis triggered by botulin poisoning is most likely to be relieved by a(n)

The nineteenth-century theory that bumps on the skull reveal a person's abilities and traits is called

Sensory neurons transmit signals to

Neurotransmitter receptor sites are primarily located on the

When the transmission of ACh is blocked, the result is

Cortisol is a stress hormone released by the

When Mr. Valdez thought his 1-year-old daughter had fallen down the stairs, his heartbeat accelerated, his blood pressure rose, and he began to perspire heavily. Mr. Valdez's state of arousal was activated by his ________ nervous system.

The brain's information-processing capacities are most clearly enhanced by