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PSB 4004 Exam 1 Study Guide Questions and answers
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PSB 4004 Exam 1 Study GuideWhat is another name for biopsychology? - ✅✅-behavioral neuroscience
Biopsychology uses ______ techniques to study behavior - ✅✅-biological
Monism is the belief that - ✅✅-the mind is matter and part of the body
Who discovered neurons communicate through chemical messages? - ✅✅-Otto
Loewi
✅✅
A scientist examining the effects of cortisol on brain function in human alcoholics
would most likely be studying - -Neuroendocrinology
✅✅
Which of the following is NOT one of the major divisions of biopsychology? -
-Neuropathology
✅✅
One study finds a drug can stop alcohol effects in the brain. Another study finds this
same drug treats alcohol craving. - -This is an example of converging
operations
✅✅
A split-brain patient is able to correctly identify an item they smelled with their left
nostril because - -odor traveled ipsilaterally to left side of brain (communication
abilities)
✅✅
A person who cannot see objects but can accurately reach for them while remaining
unconscious of perceiving them has - -blind sight
✅✅
Before a study can begin, scientists conducting research with rodents as subjects
must have their protocol approved by - -IACUC
✅✅
Neuroscience is the scientific study of ______________ while Biopsychology is the
biological study of ______________. - -the nervous system; behavior
Rene Descartes was the first to - ✅✅-suggest a link exists between the
nonphysical mind and the physical brain.
One of the hollow spaces within the brain filled with CSF is - ✅✅-Ventricles
✅✅
If I told you the cingulate cortex is a brain region that is located dorsally, you would
guess this area is near the - -top of the brain
A good analogy for the frontal neuroanatomical plane is a - ✅✅-hot dog bun
, ✅✅
A brain region that controls vital functions such as heart rate, breathing, and vomiting
is the - -medulla
✅✅-superior colliculi
A brain region that relays visual information is the -
Which of the following neurons have apical dendrites? - ✅✅-Pyramidal cells
✅✅
_____ is credited with the discovery of neurons along with the help of ______ and
his potassium dichromate and silver nitrate stain. - -Santiago Ramon y Cajal;
Camillo Golgi
The part of the neuron that sends information - ✅✅-dendrites
✅✅
A junction between the terminal button of an axon and the membrane of another
neuron is called - -Synapse
The cell membrane is a double layer that is made up of - ✅✅-phosphate heads
and lipid tails
Which glial cell produces myelin for neurons in the CNS? - ✅✅-Oligodendrocytes
A type of glial cell that supplies nutrients to neurons - ✅✅-astrocytes
The membrane potential is - ✅✅-The difference in electrical potential between the
inside and outside of the neuron
If a neuron is at rest and chloride channels open, what happens? - ✅✅-Chloride
rushes into the neuron
✅✅
If a neuron is at rest and potassium channels are open, what happens? -
-Potassium rushes out of the neuron but is pulled back in because of
electrostatic pressure
✅✅
If chloride channels open and chloride rushes in an _________ will occur and the
neuron will be __________ likely to fire an action potential. - -IPSP; less
✅✅
When a neuron receives 2 simultaneous IPSPs, the likelihood of the neuron firing an
action potential - -Decrease
✅✅
When a neuron receives 2 simultaneous EPSPs, the likelihood of the neuron firing
an action potential will - -Increase
✅✅
The threshold of excitation is a potential that is a slightly ____________ version of
the resting membrane potential. - -Depolarized
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