First Exam answers Flashcards
When Gaba opens ion channels
a. Ci- ions enter
b. The neuron is depolarized
a. Ci- ions enter
Glutamate agonists
a. open Na+ channels
b. produces EPSPs
a. open Na+ channels
b. produces EPSPs
Name four monoamine neurotransmitters
Serotonin
Dopamine
Norepinephrine
Histamine
If a drug is a noradrenergic agonist, which of the following might it do?
a. Slow reuptake of norepinephrine
b. block alpha2 receptors
c. increase salivation
d. increase heart rate
a. Slow reuptake of norepinephrine
b. block alpha2 receptors
d. increase heart rate
If a drug is a cholinergic antagonist, which of the following might be true?
a. It is an acetylcholinesterase inhibitor
b. It blocks post-synaptic muscarinic receptors.
c. It decreases salivation.
b. It blocks post-synaptic muscarinic receptors.
c. It decreases salivation.
Is an FAAH inhibitor an agonist or an antagonist for endocannabinoids
agonist
Suppose that drug is a dopamine agonist. Which of the following might be true?
a. It is an MAO inhibitor
b. It may speed the reuptake of dopamine neurons.
c. It may block dopamine autoreceptors
d. It provides a precursor of dopamine
a. It is an MAO inhibitor
c. It may block dopamine autoreceptors
d. It provides a precursor of dopamine
Suppose that a drug is helpful for epilepsy. Which might be true?
a. It might be an indirect agonist for GABA
b. It might open Na+ channels.
c. It might slow the reuptake of GABA.
a. It might be an indirect agonist for GABA
c. It might slow reuptake of GABA
Reuptake is important in terminating the effects of :
a. Serotonin
b. Dopamine
c. Acetylcholine
d. Gaba
a. Serotonin
b. Dopamine
d. Gaba
Suppose that a new meditation treatment for
headaches is effective. If its benefits can be blocked by naloxone, this indicates that endogenous opioids contribute to the pain relief provided by meditation. True of False
True
Name two catecholamines
Dopamine and norepinephrine
It is released at the end of the parasympathetic nervous system
actetylcholine
It would be released if a researcher stimulated the locus coeruleus
norepinephrine
Mu receptors respond to it
Endogenous opioids and exogenous opioids
Marijuana mimics it
endocannabinoids (example of one is Anandamide)
Morphine and heroin mimic it
Opioids (these are endogenous opioids)
NMDA receptors respond to it
Glutamate
It’s synthesis begins with tryptophan
serotonin
It is deficient in Parkinson’s disease
Dopamine
Which of the following are associated with the parietal lobes?
a. Face recognition
b. Dorsal stream of visual system
c. Perception of tactile stimuli
d. primary motor cortex
b. Dorsal stream of visual system
c. Perception of tactile stimuli
Stimulating here would cause the release of dopamine.
a. Substantia Nigra
b. Raphe nuclei
c. Ventral tegmental area
a. Substantia Nigra
c. Ventral tegmental area
Damage in this part of the brain causes prosopagnosia
Fusiform face area
It receives sensory input and sends it to the correct section of the cerebral cortex
thalamus
The sympathetic nervous system releases norepinephrine and epinephrine from this gland
adrenal medulla
Which of the following can increase the release of endogenous opioids
a. sudden severe pain
b. acupuncture
c placebo
a. sudden severe pain
b. acupuncture
c placebo
It continues throughout life.
A. Neurogenesis
B. Apoptosis
C. Synaptogenesis
A. Neurogenesis
B. Apoptosis
C. Synaptogenesis
At the neuromuscular junctions it responds to acetylcholine
Nicotinic ACH receptor
On the skin it responds to capsaicin
TRPV1
Blocking this noradrenergic receptor would slow heart rate
beta1, 2 receptors
Blocking this histamine receptor would increase the release of histamine.
H3 autoreceptor
It is terminated by anandamide
Cb1 receptor (endocannabinoids)
Which of the following could be true of a serotonin agonist?
a. it is a serotonin reuptake inhibitor
b. It is an alpha2 blocker
c. it is an MAO inhibitor
a. it is a serotonin reuptake inhibitor
b. It is an alpha2 blocker
c. it is an MAO inhibitor
