Exam 2: The Biological Basis of Behavior

A frog muscle is stimulated with an electric current but the muscle doesn't twitch. This probably happens because ________.

Even left-handers tend to have their language functions controlled by the left hemisphere of the brain.

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

Broca and Wernicke are most well known for studying how the brain processes ________.

Phineas Gage was a foreman on a railroad crew who suffered brain damage in a blasting accident. After the accident, he lost interest in his job and had difficulty maintaining any goal-directed behaviors. He seemed apathetic and capable of only shallow emotions. The damaged part of his brain was probably the ________ lobe.

Messages from the brain to the various muscles and glands in the body begin their journey in the ________.

The primary somatosensory cortex is located in the ________ lobe.

Scientists studying behavior genetics in humans commonly use which of the following types of studies for their research on people?

Approximately ________ percent of humans are right-handed.

At the end of each branch of an axon, there is a tiny knob called the ________.

Explain what evolutionary psychology is and identify the types of human behaviors evolutionary psychologists are interested in. Also, briefly discuss the criticisms of evolutionary psychology and how evolutionary psychologists respond to those criticisms.

A brain imaging technique that uses radioactive energy to map brain activity is ________.

Experts believe that the average variation in the human genetic code for any two people is ________ percent.

An extremely useful research method for studying human behavior genetics is a ________.

Andrew's friends have noticed that lately he sleeps constantly but is always tired and complains of feeling too hot or too cold. Although Andrew had formerly been very athletic, lately his muscle tone has been greatly reduced. The source of Andrew's problem is probably an ________ gland.

The oldest and most primitive of the brain's structures are the cerebral hemispheres.

Masculine sex hormones are called ________.

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

The ________ is located to the rear of the brain stem; it coordinates certain reflexes and controls balance.

The part of the cerebral cortex that receives sensory information from throughout the body from sense receptors in the skin, muscles, joints and internal organs is the ________ lobe.