PSYC 101 EXAM 1 CH. 1-3 Review
The brain's ability to coordinate information from all five senses best
reflects which of the following characteristics of the nervous system?
The term plasticity refers to the ____.
Brains special capacity for modification and change
Plasticity best reflects which of the following characteristics of the nervous
You are listening to a lecture. Then the bell rings in the hallway. In order to
hear this stimulus, ______ neurons must carry electrochemical messages
from your ears to your brain.
The lecture you were listening to is over. The bell that rang in the hall
signaled the end of class. You get up out of your seat, pick up your things,
and walk out the classroom door.
Which kind of nerves sent the signals from your brain to your muscles to
Efferent your physical movements?
Information from the brain and spinal cord to the muscles is sent through
__________, thus enabling the body to move.
Your brain has instructed your body muscles to move so that you avoid
burning your hand on a hot stove. Which type of nerves carried the
information from your brain to your muscles so that you could avoid getting
The brain and spinal cord make up the _____.
Central Nervous system
_____ nerves carry information to the brain and spinal cord. ______
nerves carry information from the brain and spinal cord to the rest of the
Afferent / Efferent
▯ The ______ nervous system connects the brain and spinal cord to the rest
of the body.
The somatic nervous system and autonomic nervous system are
components of the ____.
Peripheral nervous system ▯
The sympathetic nervous system and parasympathetic nervous system are
components of the _____.
Autonomic nervous system
The ______ nervous system mobilizes the body's resources and prepares it
for action (i.e., the fight or flight response).
The parasympathetic nervous system is part of the _____ nervous system.
You are walking to school when you encounter a strange barking dog. You
tense up and contemplate whether you should run away. Which nervous
system is responsible for this "fight or flight" reaction?
producing physiological symptoms (such as increased heart rate and
butterflies in the stomach) under conditions of stress?
After finishing a psychology test, you try to relax by engaging in some
meditation techniques. Doing these exercises should increase the response
of the ________ nervous system, which results in a slower heart and
respiration rate and less muscular tension.
Essential body functions such as heart rate, breathing, and digestion are
under the control of the _____.
Autonomic Nervous system
Just before you went on a job interview your heart was pounding like crazy.
You experienced a shortness of breath and felt sick to your stomach. These symptoms were most likely produced by your ________ nervous system.
Corticosteroids are _____.
Dendrites are ____.
The branch like part of the neuron that is responsible for
receiving information from other neurons
The part of the neuron that is responsible for sending or carrying
information away from the cell body toward other cells
The nucleus of a neuron is located in the ____.
The cell body contains the ______, which directs the manufacture of
substances that a neuron needs for growth and maintenance.
____ is a layer of fat cells that insulates most axons and speeds up the
Myelin sheathof nerve impulses.
31. Another term that describes the "firing" of neurons is _____.
____ are chemical substances that carry information across the synaptic
gap to the next neuron.
A _____ is a tiny space between the axon of one neuron and the dendrites
or cell body of another neuron.
Your relative is experiencing memory loss related to Alzheimer disease.
Research suggests that there may be insufficient production of the
neurotransmitter _______ in this individual's brain.
Acetylcholine is a neurotransmitter that plays an important role in
Motor function, memory, and learning ▯
_____ inhibits the firing of neurons in the central nervous system, but it
excites the heart muscle, intestines, and urogenital tract.
Depression is associated with low levels of what neurotransmitter?
_____ are natural opiates that shield the body from pain and elevate