Exam 2: The Biological Basis of Behavior

The brain of the average human being contains approximately 100 billion __________.

The hormone that causes the anterior pituitary gland to release hormones that prolong responses to stress, thus causing you to remain aroused for some time after extreme emotional excitement is ________.

The notion that human language is primarily controlled by the left hemisphere was first set forth by ________.

The tiny fibers branching out from the cell body of a neuron are called axons.

Briefly discuss the purposes of and describe the procedure for studying the brain within each of the following general areas: microelectrode techniques, macroelectrode techniques, structural imaging, functional imaging.

The primary motor cortex is located in the ________ lobe.

Which of the following is not true of all neurotransmitters?

Incoming messages are combined into meaningful impressions in the ________ areas.

Define and describe the uses for and limitations of family studies, twin studies, and adoption studies. What has been learned from these studies about the role of heredity in shaping human personality?

The human genome contains about ________ genes.

________ plays a critical role as a transmitter where neurons meet skeletal muscles.

It's midnight and you are alone in your room studying. You hear a loud crash outside your room and your whole body reacts instantly. Your pupils dilate, your heart rate increases, your blood pressure rises, adrenaline surges through your body, and your senses sharpen as you begin anxiously looking for whatever caused the crash. These reactions are produced by the ________.

Before birth, human embryos have a large supply of cells known as ________ cells, which are capable of becoming neurons.

The most recent part of the nervous system to evolve is the ________.

After a head injury a person reports that she is unable to see, although her eyes are uninjured. A doctor would suspect an injury in the ________ lobe.

The ________ nervous system links the brain and spinal cord to the rest of the body.

One process by which physicians can test a fetus, in the womb, for possible genetic abnormalities (defects) is called ________.

The two main components of the human nervous system are the ________ nervous system and the ________ nervous system.

The sum total of all genes within a human cell is ________.

Terminal buttons release chemicals called ________.