Exam 2: The Biological Basis of Behavior

Terminal buttons release chemicals called ________.

The part of the hindbrain that controls functions such as breathing, heart rate, and blood pressure is the ________.

Specifically describe the effects of the neurotransmitters acetylcholine, dopamine, serotonin, norepinephrine, and endorphins.

Anesthetics work primarily by shutting down the ________.

A "split brain" patient is asked to stare at a spot on a screen. When a picture of an object is shown to the left of the spot, the patient can ________.

The ________ is believed to be the earliest part of the brain to evolve.

You are a cell in the human nervous system. Your primary function is to provide support for neurons, hold them together, and help remove waste products and other substances, which could otherwise harm them. You are a(n) ________ cell.

In research with human patients suffering from Parkinson's disease, fetal nerve cell transplants ________.

When a number of genes make small contributions to a trait, this is known as mixed dominance.

The tiny gap between the synaptic knob and the next neuron is called the synapse.

A neuron is likely to fire ________ when stimulated by a strong signal.

Summarize research findings about left-handedness and its causes.

Chemical substances called hormones are released into your bloodstream by the endocrine glands.

Neurons typically have ________.

After his last class, Carlos went out to his car to get some books to return to the library. He found that during the day someone had badly smashed his rear bumper. He was furious and began pounding on the hood and shouting obscenities. What area of the brain was guiding his behavior?

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

The limbic system is responsible for ________.

The branch of the autonomic nervous system that calms and relaxes the body is the ________ division.

Family studies are usually based on families with identical twins.

The effects of genetics are not always immediate or fully apparent.