Psych Unit 2

Which part of the brain tends to process information globally?

right hemisphere

Which of the following techniques analyzes blood oxygen levels to examine the functioning of the brain

fMRI

maria often sleeps soundly and rarely awakens to any outside noise. However, the cries of maria's baby can awaken her immediately. What part of the brain is responsible for this reaction?

reticular formation

if you were suffering from neurological problems and your neurologist wanted to have a study done of your brain and its electrical functioning, which of the following techniques would involve placing metal or sponge-like electrodes directly onto your scalp?

EEG

Which of the following techniques involves passing a mild current through the brain to activate certain structures without damaging them, and has become an important technique in psych?

Electrical stimulation of the brain

the neurons of the sensory pathway contain

afferent neurons

Heroin mimics the actions of endorphins, inhibiting pain signals and creating a "high" feeling. Heroin is an example of:

agonist

the venom of a black widow spider acts like a ____ by mimicking the effects of acetylcholine

agonist

if you were to develop a rare condition in which you were not able to remember to be afraid of certain situations, animals, or events, which part of the brain would most likely be damaged?

amygdala

if your roommate has a problem paying attention, it may be due to damage to this part of the limbic system?

cingulate cortex

Dr. Roll is conducting a research study. She wants to measure the connectivity in the research participants' brains by imaging their white matter. Which of the following methods will she use?

diffusion tensor imaging

After being in class for a while, ____ is a likely explanation for not hearing the sound of the lights buzzing above you until someone says something about it

habituation

Which part of the brain is involved in the creation of memories and is often linked to Alzheimer's disease?

hippocampus

Oligodendrocytes and Schwann cells generate a fatty substance known as

myelin

Which neurotransmitter stimulates muscle cells to contract but slows contractions in the heart?

Acetylcholine

involuntary muscles are controlled by the ___ nervous system

autonomic

Alexis and Theresa are synchronized swimmers for their college swim team. They often work long hours to ensure the movements in their routine are perfectly timed. What part of their brains must Alexis and Theresea rely mostly on?

cerebellum

Which of the following is associated with pain relief?

endorphins

in which of Selye's stages is death a possible outcome?

exhaustion

Jaime's grandfather recently suffered a stroke and has had difficulty with language production ever since. Most likely, he has experienced damage to the ___ part of his brain

left frontal

When a neuron's resting potential is occurring, the neuron is ______ charged on the inside

negatively

Bailey is a subject in a study on memory and problem solving. The researcher is applying magnetic pulses to her brain through copper wire coils positioned directly above her scalp. Bailey's study would best be described as a

noninvasive stimulation technique

the ability to detect changes in temperature, pressure, and body position is due in part to the functions of the ___ lobe.

parietal

_____ involves the detection of physical stimuli from our environment and is made possible by the activation of specific receptor cells

sensation

if you touch a hot stove, your spinal cord can prompt you to withdraw your hand without having to send the message all they way to the brain. This is due to what scientists call

the reflex arc