Exam 4: Neural and Hormonal Systems

Although phrenology incorrectly suggested that bumps on the skull revealed a person's character traits, phrenology did succeed in focusing attention on

The myelin sheath that is on some neurons

An action potential is generated by the movement of

Which is the correct sequence in the transmission of a simple reflex?

Degeneration of the myelin sheath results in

Although Ron has no genital sensations, he is capable of an erection if his genitals are stimulated. Ron's experience is most indicative of a

Botulin blocks the release of ACH. Botulin is best described as a(n)

Neural stimulation that exceeds a threshold triggers

A brief electrical charge that travels down the axon of a neuron is called the

The ancient Greek physician Hippocrates believed that four basic body fluids (blood, black bile, yellow bile, and phlegm) influenced human behavior, emotions, and personality. Use your understanding of the body's rapid and slower chemical communication systems to support or refute the general logic of Hippocrates' theory.

A strong stimulus can increase the

Information travels through axons that are bundled into the cables that we call

A neuron is best described as a(n)

The resting potential of an axon results from the fact that an axon membrane is

The body's natural production of endorphins is likely to be

An accelerated heartbeat is to a slowed heartbeat as the ________ nervous system is to the ________ nervous system.

Aaron consistently exhibits a knee-jerk response without having any sensations of the taps on his knees. Aaron's experience is most indicative of

Motor neurons transmit signals to

The ovaries in females and the testes in males are part of the

During a laboratory game, those given a nasal squirt of ________ rather than a placebo were more likely to trust strangers with their money.