Exam 2: The Biological Perspective

A nerve impulse from one neuron affects the activity of a neighboring neuron at a point of interaction called the:

Jack suffered a brain injury as a result of hitting his head while waterskiing.One of the problems that developed was that Jack could not pronounce certain words correctly for a long period of time,until he had extensive speech therapy.He can now speak as he did before his accident.This is an example of the brain's ______,which allowed the structure and function of his brain cells to change to adjust to the trauma.

The deer waits motionlessly,hidden in the thicket as the band of hunters approach.As they get closer,their dogs bark,picking up the scent of their prey.In a futile effort to escape,the deer bolts.Which of the following most accurately describes the nervous system of the hunted deer at this point?

The brain's "relay station" is the _______.

Voluntary muscles are controlled by the ________nervous system.

The poison of the black widow spider works by stimulating the release of excessive amounts of ______.

Mary suffered a head injury in a car accident last week.Since that time she is able to speak fluently but uses the wrong words when expressing herself.Mary may be exhibiting________ aphasia.

One function of the nervous system is to send information to and from all parts of the body.

Pain-controlling chemicals in the body are called __________.

The branch of the autonomic nervous system that restores the body to normal functioning after arousal and is responsible for day-to-day functioning of the organs and glands is called the_________________.

If the limbic system were destroyed,which of the following structures would be damaged?

George has a small stroke that results in a partial paralysis of his left side.The damaged area is most likely in his __________ lobe.

During a resting potential,the neuron is positively charged inside and negatively charged outside.

In the structure of the neuron,the __________ sends information to other cells.

Sleep is influenced by levels of __________,secreted by the __________ gland(s).

An emergency room physician must quickly treat a patient who has been bitten by a black widow spider.The physician knows she must:

LaKeisha stepped on a piece of glass and quickly pulled her foot away from that sharp object.Which of the following are responsible for sending a message to the muscles in LaKeisha's foot,resulting in her pulling her foot away from the piece of glass?

A brain-imaging method using radio waves and magnetic fields of the body to produce detailed images of the brain is called ______________.

"Split Brain" patients are patients who have had _________.

Since Jessica suffered a head injury in a car accident 3 months ago,she has not experienced dreams as she had in the past.She used to dream vivid,active dreams.Which part of her brain most likely was affected during the car accident,affecting her dreaming problem?