Exam 2
Psychology 220 with Hill at University of Virginia
About this deck
By: - K
Textbook:
Foundations of Physiological Psychology (with MyPsychKit) (7th Edition)
Created: 2010-05-08
Size: 40 flashcards
Views: 84
Textbook:
Foundations of Physiological Psychology (with MyPsychKit) (7th Edition)Created: 2010-05-08
Size: 40 flashcards
Views: 84
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One remarkable characteristic of the human brain in comparison with the brains of other animals, is the great expansion of our ____.
Prefrontal cortex
Two structures that are on the same side of the body are said to be _____ to each other.
Ipsilateral
Massive cell death in an area of the brain during prenatal development _____.
Is normal
Which can be found outside the central nervous system?
Ganglion
Activation of the parasympathetic nervous system increases _____.
- Salivation
- Airway constriction
- Sexual arousal
Early in development, the nervous system begins as _____.
A collection of cells surrounding a fluid-filled cavity
Breathing, heart rate, vomiting, salivation, coughing, and sneezing are all controlled by the _____.
Medulla
When a primitive neuron, which looks similar to most other cells in the body, begins to develop dendrites and an axon, the process is called _____.
Differentiate
In what ways is bregma useful to brain researchers?
It is a landmark on the skull that enables researchers to calculate the position of points in the brain
Proliferation is _____.
The production of new cells
Which of the following is not part of the hindbrain?
- Cerebellum
- Hippocampus
- Basal ganglia
- Hippocampus
- Basal ganglia
A _____ section made perpendicular to the ground and parallel to the neuraxis through a human brain divides the brain into two symmetrical halves.
Sagittal
A(n) _____ view of the brain would be useful in visualizing the medial to lateral extent of a brain structure.
Coronal and horizontal
What provides protection for the brain?
- Cerebral spinal fluid
- Skull
- Blood-brain barrier
- Meninges
Which of the following is not correct regarding cerebral spinal fluid?
- CSF is produced by the choroid plexus
- CSF is reabsorbed into the blood supply
- CSF functions to cushion the brain against abrupt movements
- Loss of CSF would result in compression of brain material onto the ventral skull surface
All are correct
When the brain matures into 5 divisions from an immature 3-division organization, what major brain division does not change in name?
Midbrain
An injury to the posterior cortex would most likely affect which sensory system?
Vision
The _____ route requires caution because this route is most likely to result in accidental overdose.
Intravenous
Injecting an animal with a dose of a chemical molecule that is a precursor for the synthesis of a synaptic neurotransmitter would be expected to _____.
Increase the rate of synthesis and release of that neurotransmitter
Administration of a drug that binds at a postsynaptic site different from that of the neurotransmitter, and prevents the opening of ion channels would be termed a(n) _____.
Indirect antagonist
A drug that blocks a presynaptic autoreceptor _____.
Increases the release of the neurotransmitter from the axon terminal
Which of the following is not a neurotransmitter?
- Dopamine
- Reserpine
- Norepinephrine
- Serotonin
Reserpine
Botox injections used in cosmetic treatments smooth the face by _____.
Blocking the activity of muscles in the face
A shift of the dose-response curve to the right denotes
Tolerance to the drug
T or F: If you were developing a drug to treat a clinical condition in humans, you would prefer to have a small margin of safety.
False
A drug that hyperpolarizes the postsynaptic membrane, similar to what occurs at a synapse that usually generates an IPSP is a(n) _____.
Agonist
T or F: Multiple drugs can bind to the same postsynaptic receptor protein.
True
The key rational for lesion studies is that _____.
The change in behavior that follows a brain lesion can give important clues about a function of a lesioned brain area
Which of the following techniques would be used to trace efferent axons from a brain region to other brain regions?
An anterograde labeling method
Study of the function of the living human brain is difficult because _____.
- It is unethical to induce brain damage in humans for the purpose of research
- Brain damage is rarely the same from case to case
- It is difficult to obtain the brain of a person who has suffered brain damage
- Researchers have to wait for the natural death of a brain-damaged human to verify the location of the brain damage
Single unit recordings _____.
Indicate that neuron activity is silent during specific behavioral tasks
Immunocytochemistry techniques take advantage of the specific affinity of antibodies for _____.
White blood cells
Efferent is to afferent as _____.
PHA-L is to fluorogold
What is a compensatory mechanism that would result in drug tolerance?
A reduced number of tissue drug receptors
_______ refers to an increased behavioral effect of a drug with repeated administration.
Sensitization
Sensory information terminates (neuronal terminals) in the _____ of the spinal cord.
Dorsal horn
If a neurosurgeon were to apply direct electrical stimulation to your parietal lobe, which of these would you most likely say?
- ?Smells like flowers!?
- ?That tickles!?
- ?I hear bells!?
- ?I see my great-aunt Hilda!?
- ?Yikes! I love PSYC 2200!?
- ?That tickles!?
A stranger corners you in a dark alley. Your heart pounds. Your pupils are dilated and you are sweating profusely. The ____ nervous system is responsible for these reactions.
Sympathetic
Researchers who wish to determine which neurotransmitters are released during a behavioral activity, and in what amounts, will most likely use _____.
Microdialysis
Which area of the brain does not contain part of the reticular formation?
- Tectum
- Pons
- Medulla
- Midbrain
- All contain the reticular formation
Tectum
About this deck
By: - K
Textbook: Foundations of Physiological Psychology (with MyPsychKit) (7th Edition)
Created: 2010-05-08
Size: 40 flashcards
Views: 84
Textbook:
Foundations of Physiological Psychology (with MyPsychKit) (7th Edition)Created: 2010-05-08
Size: 40 flashcards
Views: 84
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have been getting MUCH better grades on all my tests for school. Flash cards, notes, and quizzes are great on here. Thanks!”
Kathy
Kathy