Exam 2: The Biological Basis of Behavior

Chemicals released by the synaptic vesicles that travel across the synaptic space and affect adjacent neurons are called ________.

The white, fatty covering that surrounds some axons is ________.

The branch of the autonomic nervous system that prepares the body for quick action in an emergency is the ________ division.

Which of the following is true of neural impulses in a single neuron?

The toxin produced by the micro-organism that causes botulism prevents the release of ________.

Each neuron has ________ axon(s).

The outward expression of a trait is known as its ________.

The process by which a neuron is depolarized in a surge running down the length of an axon is called a(n)________ potential.

Genes can directly cause human behavior.

Breathing, heart rate, and blood pressure are controlled by the medulla.

The study of how plants, animals, and people pass traits from one generation to the next is called ________.

The sympathetic and parasympathetic divisions are part of the ________ nervous system.

The two hormones which keep the blood-sugar level properly balanced are ________.

The part of the brain that receives and interprets visual information is the ________ lobe.

When you pull your hand away rapidly after burning it on a hot pan, the sequence of neural activation is ________.

All the things that we can sense (sights, sounds, smells, temperature, taste, and pressure) have their origins in the ________ nervous system.

Gloria's friends have recently noticed a startling change in her behavior. She eats everything in sight but gains little, if any, weight. She speeds around the room as if she were taking amphetamines. She seems constantly tense and agitated, and has trouble sleeping. She has become impulsive and lately she seems to be upset by even the slightest stress. The source of Gloria's problems is probably an ________ gland.

If you wanted to measure various brain waves, which of the following techniques should you use?

Jessica's mother has blue eyes, with two recessive genes for blue eyes. Her father has brown eyes, with two dominant genes for brown eyes. What are the chances that Jessica has blue eyes?

The midbrain is largely involved in each of the following functions except ________.