Study sets matching "neurobio"
Study sets
Classes
Users
Chemical transmission from pre-postsyna…
What happens to Vm when a channel opens?
Inhibitory
Excitatory
NT from pre-->receptors at post-->channels open-->ions flow in
Ions going through the channel dictate what happens
no action potential created, ex. K+, -80mV
action potential created, nerst above threshold, ex. Na+, +60mv
Chemical transmission from pre-postsyna…
NT from pre-->receptors at post-->channels open-->ions flow in
What happens to Vm when a channel opens?
Ions going through the channel dictate what happens
declarative memory
procedural memory
working memory
amnesia
Memory for facts and events; Everyday usage (explicit)
Memory for skills, habits, and behavior (implicit)
Temporary form of information storage that is limited in capac…
Loss of memory and/or the ability to learn
declarative memory
Memory for facts and events; Everyday usage (explicit)
procedural memory
Memory for skills, habits, and behavior (implicit)
Which of the following differentiates t…
Only EPSPs can act through spatial summ…
The synaptic vesicles containing acetyl…
Otto Loewi was credited for which of th…
The activation of NMDA receptors can cause widespread and last…
False.
False.
Showing that a soluble substance was released from the vagus n…
Which of the following differentiates t…
The activation of NMDA receptors can cause widespread and last…
Only EPSPs can act through spatial summ…
False.
fast adapting receptors
slow adapting receptors
AP firing ability- photoreceptors, bipo…
axon bundle formed off the ganglion cell
detect rapidly changing signals
detect long, continuous signals
only ganglion cells
optic nerve so that the the ganglion cells can send informatio…
fast adapting receptors
detect rapidly changing signals
slow adapting receptors
detect long, continuous signals
Node of Ranvier
Astrocytes
Bipolar
Multipolar
Region where axonal membrane is exposed, ion transport
Most numerous glia in the brain, fill spaces between neurons,…
Two neurites
Multiple neurites
Node of Ranvier
Region where axonal membrane is exposed, ion transport
Astrocytes
Most numerous glia in the brain, fill spaces between neurons,…
central nervous system (CNS)
sensory information vs. visceral inform…
peripheral nervous system (PNS)
somatic senses
division of the nervous system that includes the *brain and sp…
sensory information = external environment... visceral informatio…
division of the nervous system that contains *nerves that prov…
Sensations of touch, pressure, temperature, proprioception, an…
central nervous system (CNS)
division of the nervous system that includes the *brain and sp…
sensory information vs. visceral inform…
sensory information = external environment... visceral informatio…
glia and functions
negative resting potential
summation
3 states of sodium channel
- astrocytes: nourish neurons, form BBB... - ependymal cells: lin…
- -70mV... - due to negative proteins inside and relative super p…
- PSPs ... - temporal (one firing over and over) or spatial (mult…
- open... - closed... - inactivated (at +35 mV peak)
glia and functions
- astrocytes: nourish neurons, form BBB... - ependymal cells: lin…
negative resting potential
- -70mV... - due to negative proteins inside and relative super p…
types of movements
reflexive movement
rhythmic movement
voluntary movement
reflexive... rhythmic... voluntary
involuntary coordinated patterns of muscle contraction and rel…
repetitive motor patterns, spontaneous but with peripheral sti…
initiated to accomplish a specific goal
types of movements
reflexive... rhythmic... voluntary
reflexive movement
involuntary coordinated patterns of muscle contraction and rel…
C2
C3
C3
C1/C2/C3
lesser occipital... function= senses upper hear and behind ear
greater auricular... senses external ear down jawling
transverse cervical... senses anterior and lateral neck
ansa cervicalis... movement of neck muscles
C2
lesser occipital... function= senses upper hear and behind ear
C3
greater auricular... senses external ear down jawling
When is most neural circuitry establish…
what are adaptive adjustments based on…
what is a sensitive period?
why is a sensitive period essential?
Most neural circuitry is established prenatally, guided by gen…
use or quality of performance, the developing nervous system c…
period in which the capacity for adjustment in response to exp…
if appropriate experience is not gained during a sensitive per…
When is most neural circuitry establish…
Most neural circuitry is established prenatally, guided by gen…
what are adaptive adjustments based on…
use or quality of performance, the developing nervous system c…
Aplaysia
Spike broadening
LTF
Presynaptic mechanisms for sensitization
gill and siphon withdrawal reflex. Minimal outer-shell, fewer…
Sensitizing stimulus to animal causes increased protein phosph…
LONG TERM FACILITATION. requires presynaptic protein synthesis…
tap siphone, shock tail, tap siphon.
Aplaysia
gill and siphon withdrawal reflex. Minimal outer-shell, fewer…
Spike broadening
Sensitizing stimulus to animal causes increased protein phosph…
What are the Fxn of the brain
Right brain or Left brain:... Analysis by…
Right brain or Left brain:... Speech
Right brain or Left brain:... Writing
Lateralization and Localization
Right Brain
Left
Left
What are the Fxn of the brain
Lateralization and Localization
Right brain or Left brain:... Analysis by…
Right Brain
Nissl Substance
axon hillock
lyosomes
cytoskeleton
combination of stacks of rough endoplasmic reticulum interpose…
region where materials either are committed to the axon or are…
considered organelles of terminal degradation because of their…
-determines shape of the cell... -anchors membrane constituents a…
Nissl Substance
combination of stacks of rough endoplasmic reticulum interpose…
axon hillock
region where materials either are committed to the axon or are…
prefrontal cortex
lesions in executive function
hypothalamus
limbic system
executive function, higher cognition, working memory, personal…
emotional changes, personality changes, intellectual changes,…
engages in fight or flight response
important in regulation of emotion and memory
prefrontal cortex
executive function, higher cognition, working memory, personal…
lesions in executive function
emotional changes, personality changes, intellectual changes,…
Cell body
Dendrites
Axon
Knobs
contains nucleus
receives messages from other nerve cells which are then sent t…
sends nerve impulses in only one direction - away from the cel…
pass the message on to the next neurone.
Cell body
contains nucleus
Dendrites
receives messages from other nerve cells which are then sent t…
megachiroptera
microchiroptera
spallanzani
griffin
bats with excellent vision that primarily feed on fruit
bats that primarily feed on insects. rely on echolocation inst…
researcher who first determined that bats use echolocation to…
researcher who used recent technology to record and analyze th…
megachiroptera
bats with excellent vision that primarily feed on fruit
microchiroptera
bats that primarily feed on insects. rely on echolocation inst…
norepinephrine
dopamine
serotonin
glutamate
excites and inhibits
pleasure motivation movement aggression, target by antipsychot…
sleep-wakefulness, CNS arousal and modulation, target by antid…
upstream of dopamine, associated with schizophrenia
norepinephrine
excites and inhibits
dopamine
pleasure motivation movement aggression, target by antipsychot…
medulla
ventral pons
dorsal pons
midbrain
regulates blood pressure and respiration. relays for taste, he…
relay between cortex and cerebellum
respiration, taste, sleep
motor relays. auditory, visual, eye movement.
medulla
regulates blood pressure and respiration. relays for taste, he…
ventral pons
relay between cortex and cerebellum
Homeostasis
Joseph Selve
acute stressor
Shy-Drager Syndrome
amount for any given measure in body-> automatic... body adjus…
Rats dropped then developed peptic ulcers, thought of stress a…
greater nutrient use, less log-term expensive building, less d…
cant stand without rippling muscles, dizziness, drop in blood…
Homeostasis
amount for any given measure in body-> automatic... body adjus…
Joseph Selve
Rats dropped then developed peptic ulcers, thought of stress a…
coronal (frontal)
sagittal
transverse (horizontal)
lamina
vertical plane dividing structure into anterior and posterior…
vertical plane divifing structure into right and let halves
divides into superior and inferior portions
i. Row or layer of cell bodies separated from another row or l…
coronal (frontal)
vertical plane dividing structure into anterior and posterior…
sagittal
vertical plane divifing structure into right and let halves