Study sets matching "term:the synapse = the gap neurons communicate across"

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Study sets matching "term:the synapse = the gap neurons communicate across"

8 terms
Neurons Communicating at Synapse
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2
3
4
an action potential depolarizes the plasma membrane of the sy…
opens voltage gated calcium channels in the membrane, influx…
elevated Ca concentration in the terminal causes synaptic ves…
the vesicles release neurotransmitters into the synaptic cleft
1
an action potential depolarizes the plasma membrane of the sy…
2
opens voltage gated calcium channels in the membrane, influx…
129 terms
Communication between neurons: The synapse
Neural impulses are transmitted from o…
electrical synapses are composed of
How do electrical synapses transmit si…
Chemical synapses consist of a space b…
synapse
gap junctions between cells
The signal propagates bidirectionally, meaning that both cell…
neurotransmitters
Neural impulses are transmitted from o…
synapse
electrical synapses are composed of
gap junctions between cells
Neurons, Synapses, Communication
Neurons
Dendrites
Soma/cell body
Axon hillock
All neurons are polarized and have the same basic parts:... -Den…
• Input comes in... • Chemical → electrical... • Arborization: bran…
• contains the nucleus and most organelles... • a lot of mitocho…
decides is stimulation is great enough for an AP... •Integrated…
Neurons
All neurons are polarized and have the same basic parts:... -Den…
Dendrites
• Input comes in... • Chemical → electrical... • Arborization: bran…
Communication between neurons - Synapses
1. Electrical
2. Chemical
3. Electrical
Key structures in a synapse
Presynaptic neuron contains synaptic vesicles that it release…
neuro transmitters released into synaptic cleft
post synaptic neuron contains receptor for neurotransmitters…
synaptic knob, synaptic cleft and the plasma membrane of the…
1. Electrical
Presynaptic neuron contains synaptic vesicles that it release…
2. Chemical
neuro transmitters released into synaptic cleft
47 terms
Communication between Neuron Synapses
What are synapses?
Which neuron inhibits or excites?
What are the 2 types of synapses?
Chemical synapses
The connection between two neurons or connection between a ne…
The first neuron... (Presynaptic neuron)
Chemical synapses and electrical synapses
Initiated by neurotransmitters ... Presynaptic neuron releases n…
What are synapses?
The connection between two neurons or connection between a ne…
Which neuron inhibits or excites?
The first neuron... (Presynaptic neuron)
PSYCHOLOGY Neural Communication/ Neuron/ Synapse
Neurotransmitter
Synaptic Gap
Vesicles
Receptor Site
Fits the receptor site like a key in lock, fits the receptor…
the gap where neurotransmitters flow across, small space betw…
JUST HOLDS, chillin, holds the neurotransmitters until it get…
Holds the neurotransmitters to set off action potential and t…
Neurotransmitter
Fits the receptor site like a key in lock, fits the receptor…
Synaptic Gap
the gap where neurotransmitters flow across, small space betw…
The synapse: mechanisms of communication between neurons
Myasthenia Gravis
Process of the synapse
What are the three types of synapse an…
What guides the neurotransmitter down…
In this disease the person's own immune system destroys ACh r…
Terminal buttons release a chemical message, called a neurotr…
Axodendritic - the terminal button synapses with a dendrite o…
The vesicles are guided toward the cell membrane of the presy…
Myasthenia Gravis
In this disease the person's own immune system destroys ACh r…
Process of the synapse
Terminal buttons release a chemical message, called a neurotr…
7 terms
More Cellular Communication/Neurons and Synapses
membrane potential
action potential
depolarization
hyperpolarization
difference in total charge between the inside and outside of…
a brief reversal of the membrane potential that carries the t…
a decrease in the difference in voltage between the inside an…
the membrane potential becomes more negative than the cell's…
membrane potential
difference in total charge between the inside and outside of…
action potential
a brief reversal of the membrane potential that carries the t…
20 terms
Chapter 2.5: Communication between Neurons: The Synapse
Electrical synapses
What cells contain electrical synapses?
Cells involved in electrical synapses…
Chemical synapse
Uncommon; composed of gap junctions between cells and are oft…
cardiac muscle, visceral smooth muscle, and a very few neurons
Send and receive signals
Consists of a space between two neurons that is crossed by ne…
Electrical synapses
Uncommon; composed of gap junctions between cells and are oft…
What cells contain electrical synapses?
cardiac muscle, visceral smooth muscle, and a very few neurons
Transmission of an Action Potential Across Chemical Synapse Between Neurons
Action Potential arrives at the ______…
The increase in calcium (Ca++) inside…
Neurotransmitters will enter the _____…
The neurotransmitter molecules diffuse…
axon terminal, calcium, calcium
presynaptic neuron, synaptic vesicles
synaptic cleft
synaptic cleft, neurotransmitter receptors
Action Potential arrives at the ______…
axon terminal, calcium, calcium
The increase in calcium (Ca++) inside…
presynaptic neuron, synaptic vesicles
Lecture 3: The Synapse: Mechanisms of Communication between Neurons
a).What is Myasthenia Gravis?... b). What…
b). Name 4 characteristics of Myasthen…
Explain how an AP communicates with th…
What are the three types of synapses a…
a). A disorder of synaptic transmission... b). A disorder of ace…
1). Fluctuating muscle weakness (proximal (head, neck, trunk)…
--> Terminal buttons release a chemical message - a *neurotra…
1. Axodendritic - the terminal button synapses with a dendrit…
a).What is Myasthenia Gravis?... b). What…
a). A disorder of synaptic transmission... b). A disorder of ace…
b). Name 4 characteristics of Myasthen…
1). Fluctuating muscle weakness (proximal (head, neck, trunk)…
Lecture 3: The Synapse: Mechanisms of Communication between Neurons
a).What is Myasthenia Gravis?... b). What…
b). Name 4 characteristics of Myasthen…
Explain how an AP communicates with th…
What are the three types of synapses a…
a). A disorder of synaptic transmission... b). A disorder of ace…
1). Fluctuating muscle weakness (proximal (head, neck, trunk)…
--> Terminal buttons release a chemical message - a *neurotra…
1. Axodendritic - the terminal button synapses with a dendrit…
a).What is Myasthenia Gravis?... b). What…
a). A disorder of synaptic transmission... b). A disorder of ace…
b). Name 4 characteristics of Myasthen…
1). Fluctuating muscle weakness (proximal (head, neck, trunk)…
15 terms
A&P 1 Nervous System: Nerve Impulse and Synapse Across Neurons
nerve impulse
action potential
potassium (K+)
sodium (Na+)
electrical signal that sends a message along the neuron
nerve impulse
inside the cell
outside the cell
nerve impulse
electrical signal that sends a message along the neuron
action potential
nerve impulse
ch 10 (part 3) , Synapse across the neurons, Human body in health and illness, 5th ed
The ________ travels the length of the…
What helps information move from one n…
This is a space that exists because th…
The dendrite of neurons contain ?
nerve impulse
Synapse
synaptic cleft
receptor sites
The ________ travels the length of the…
nerve impulse
What helps information move from one n…
Synapse
ch 10 (part 3) , Synapse across the neurons, Human body in health and illness, 5th ed
The ________ travels the length of the…
What helps information move from one n…
This is a space that exists because th…
The dendrite of neurons contain ?
nerve impulse
Synapse
synaptic cleft
receptor sites
The ________ travels the length of the…
nerve impulse
What helps information move from one n…
Synapse
16 terms
Chapter 48.4: Neurons Communicate with Other Cells at Synapses
a neurotransmitter is packaged in syna…
what causes the release of the neurotr…
if a neurotransmitter binds to a recep…
if a neurotransmitter binds to a recep…
-vesicles... -cleft
the action potential
excitatory
inhibitory
a neurotransmitter is packaged in syna…
-vesicles... -cleft
what causes the release of the neurotr…
the action potential
12 terms
Psych 230 Exam 2 - Neurons Synapses and Cell Communication -
There are almost ________ neurons in t…
The four important regions of a neuron:
This region of the neuron conducts the…
This region of the neuron contains the…
100 billion
Dendrites... Soma (Cell body)... Axon... Axon terminal
axon
Soma/Cell Body
There are almost ________ neurons in t…
100 billion
The four important regions of a neuron:
Dendrites... Soma (Cell body)... Axon... Axon terminal
11 terms
Lecture 3 of BN: Synapse - mechanisms of communication between neurons
Myasthenia Gravis causes and effects
Synapse structure... 1. axon hillock... 2. s…
Process of neurotransmitter release?
How do neurotransmitter molecules infl…
-immune system attacks ACh receptors (NT involved in muscle s…
1. junction between cell body and axon... 2. gap between neurons…
1. action potential in presynaptic cell triggers neurotransmi…
1. lock to binding sites on postsynaptic receptors (ionotropi…
Myasthenia Gravis causes and effects
-immune system attacks ACh receptors (NT involved in muscle s…
Synapse structure... 1. axon hillock... 2. s…
1. junction between cell body and axon... 2. gap between neurons…
9 terms
Ch. 12.7 -- At synapses, communication occurs among neurons or between neurons and other cells
Synaptic Activity
General Properties of Synapses
Electrical Synapses
Chemical Synapses
At a synapse between 2 neurons, nerve impulse passes from pre…
Electrical (direct physical contact between cells) or Chemica…
Pre & Postsynaptic membranes locked together by gap junctions…
An arriving action potential may/may not release enough neuro…
Synaptic Activity
At a synapse between 2 neurons, nerve impulse passes from pre…
General Properties of Synapses
Electrical (direct physical contact between cells) or Chemica…
Ch. 12.7 -- At synapses, communication occurs among neurons or between neurons and other cells
Synaptic Activity
General Properties of Synapses
Electrical Synapses
Chemical Synapses
At a synapse between 2 neurons, nerve impulse passes from pre…
Electrical (direct physical contact between cells) or Chemica…
Pre & Postsynaptic membranes locked together by gap junctions…
An arriving action potential may/may not release enough neuro…
Synaptic Activity
At a synapse between 2 neurons, nerve impulse passes from pre…
General Properties of Synapses
Electrical (direct physical contact between cells) or Chemica…
18 terms
Neural Tissue - Chapter 11-7 At synapses, communication occurs among neurons or between neurons and other cells
nerve impulses
presynaptic neuron
postsynaptic neuron
Electrical synapses
In the nervous system, messages move from one location to ano…
At a synapse between two neurons, the impulse passes from the…
At a synapse between two neurons, the impulse passes from the…
Two Types of Synapses:... 1. ________________... 2. Chemical synap…
nerve impulses
In the nervous system, messages move from one location to ano…
presynaptic neuron
At a synapse between two neurons, the impulse passes from the…
6 terms
How Neurons communicate
synaptic cleft
synapse
receptors
threshold of excitation
space between
small gap between neurons where communication occurs
protein on the cell surface where neurotransmitter attach
level of charge in the membrane that causes the neuron to bec…
synaptic cleft
space between
synapse
small gap between neurons where communication occurs
42 terms
The Synapse
Neuron doctrine
Reticular theory
Gap junctions
chemical synapses
nervous system is composed of discrete cells, each with its o…
neurons are connected in a way such that it is one giant, con…
Allow direct ion flow. Small connections maintaining cytosol…
Electrical signals arrive at the nerve terminal, carried from…
Neuron doctrine
nervous system is composed of discrete cells, each with its o…
Reticular theory
neurons are connected in a way such that it is one giant, con…
Unit 2: Neurons and the Synapse
Dendrites
nucleus
cell body SOMA
myelin sheath
parts of the neurons that receive information from the axons…
controls everything going on in the neuron
Contains structures that manufacture proteins and process nut…
a series of fatty cells which are wrapped around axons- provi…
Dendrites
parts of the neurons that receive information from the axons…
nucleus
controls everything going on in the neuron
Neuron Synapse
IPSPs
EPSPs
Summation
Presynaptic Neuron
Inhibitory postsynaptic potential
Excitatory postsynaptic potential
Process of adding up postsynaptic potentials and responding t…
Releases a neurotransmitter
IPSPs
Inhibitory postsynaptic potential
EPSPs
Excitatory postsynaptic potential
13 terms
The Synapse
Dendrites
Axons
Synapse
separating
bring information to the cell body
Take information away from the cell body
Information from one neuron flows to another neuron across a…
The synapse contains a small gap ______ neurons
Dendrites
bring information to the cell body
Axons
Take information away from the cell body
24 terms
Synapse
Synapse
Synaptic cleft
Neurotransmitters
Describe how the neurotransmitters cro…
The place where two neurons meet.
the tiny gap of about 20 nm between the terminal of a neuron…
Action potentials are transmitted across the synaptic cleft b…
The neurotransmitters are in vesicles in the pre-synaptic cel…
Synapse
The place where two neurons meet.
Synaptic cleft
the tiny gap of about 20 nm between the terminal of a neuron…
12 terms
How the Neurons Communicate
Neuron
Dendrites
Axon
axon terminal
A nerve cell that transmits electrical and chemical informati…
the part of the nerve cell that receives information from the…
the part of the neuron that carries messages away from the ne…
thousands of them at the ends of the axon and each sitting op…
Neuron
A nerve cell that transmits electrical and chemical informati…
Dendrites
the part of the nerve cell that receives information from the…
12 terms
Synapse
Synapse
Synaptic cleft
Neurotransmitters
Describe how the neurotransmitters cro…
The place where two neurons meet.
the tiny gap terminal of a neuron and the dendrite of another…
chemicals that carry message from neuron to neuron across a s…
The neurotransmitters are in vesicles in the cell. When the a…
Synapse
The place where two neurons meet.
Synaptic cleft
the tiny gap terminal of a neuron and the dendrite of another…
27 terms
The Synapse - Nervous System
Synapse
presynaptic cell
postsynaptic cell
electrical synapse
the junction between two cells. Where two cells communicate w…
the cell that transmits a signal toward a synapse
the cell that receives the signal
A type of synapse in which the cells are connected by gap jun…
Synapse
the junction between two cells. Where two cells communicate w…
presynaptic cell
the cell that transmits a signal toward a synapse
6 terms
9.5 The Synapse
Synapse
Synaptic cleft
Presynaptic neuron
Post synaptic neuron
The junction between any two communicating neurons
The gap that separates the neurons at The synapse
The neuron transmitting the impulse into the synapse
The neuron that receives input at the synapse
Synapse
The junction between any two communicating neurons
Synaptic cleft
The gap that separates the neurons at The synapse
5 terms
synapse an parts of the brain
synapse
what crosses the synapse?
action potential
neurotransmissions
a junction between two nerve cells consisting of a minute gap…
an electrical message that has been sent from the nerve
is an electrical signal very much like the electrical signals…
is communication between neurons as accomplished by the movem…
synapse
a junction between two nerve cells consisting of a minute gap…
what crosses the synapse?
an electrical message that has been sent from the nerve
9 terms
The Synapse
The junction between any two communica…
The gap between neurons at a synapse.…
The neuron transmitting the impulse in…
The neuron that receives input at the…
Synapse
Synaptic cleft
Presynaptic neuron
Postsynaptic neuron
The junction between any two communica…
Synapse
The gap between neurons at a synapse.…
Synaptic cleft
8 terms
Synapse
Presynaptic neuron
Postsynaptic neuron
Axodendritic synapse
Axosomatic synapse
signals arrive at the synapse by way of it then releases a ne…
the next neuron, which responds to the neurotransmitter
presynaptic neuron synapse with a dendrite
presynaptic neuron synapse with a soma
Presynaptic neuron
signals arrive at the synapse by way of it then releases a ne…
Postsynaptic neuron
the next neuron, which responds to the neurotransmitter
Parts of a Synapse Terms
Presynaptic Neuron
Postsynaptic Neuron
Axon Terminal
Synaptic Vesicle
a neuron that transmits electrical impulses across the synapse
the receiver of the neurotransmitted message across the synapse
very ending of a branch of a nerve's axon
stores neurotransmitters that are released in the synapse
Presynaptic Neuron
a neuron that transmits electrical impulses across the synapse
Postsynaptic Neuron
the receiver of the neurotransmitted message across the synapse
The synapse
synapses
Presynaptic neuron
Postsynaptic neuron
Types of Synapses
A junction that mediates information transfer from one neuron…
conducts impulses toward the synapse
transmits impulses away from the synapse
Axodendritic, Axosomatic
synapses
A junction that mediates information transfer from one neuron…
Presynaptic neuron
conducts impulses toward the synapse
The Synapse
Electrical Synapse
Chemical Synapse
Ionotropic receptors
Metabotropic receptors
two neurons linked together with gap junctions - they act lik…
channel linked receptors, ligand gated channels. The receptor…
G protein - coupled receptors, receptor and ion channel are 2…
Electrical Synapse
two neurons linked together with gap junctions - they act lik…
Chemical Synapse
17 terms
Neurons
axon
synapse
soma
dendrites
carries neural information away from soma towards other neurons
the site where communication between neurons occurs
the cell body of the neuron
thin extensions of a neuron that receive information from oth…
axon
carries neural information away from soma towards other neurons
synapse
the site where communication between neurons occurs
The Synapse (Part II)
Chemical Synapse
Chemical Synapse: Locations
Axodendritic
Axosomatic
Primary means of communication between neurons in mammalian n…
-Multiple sites for synaptic transmission... -'Classical' sites:…
axon terminal of one neuron synapses on dendritic spine of an…
axon terminal ends on cell body
Chemical Synapse
Primary means of communication between neurons in mammalian n…
Chemical Synapse: Locations
-Multiple sites for synaptic transmission... -'Classical' sites:…
24 terms
2.2.2 The Synapse- Vocab Terms
Synapse (to connect)
2 types of synapse
Electrical synapse
Gap Junction
How two neurons communicate/How they exchange information
(synapse)... 1. electrical... 2.chemical
(synapse)... * simple synapses-cells have direct connections wi…
(synapse)... *made of proteins referred to as connexon-which ar…
Synapse (to connect)
How two neurons communicate/How they exchange information
2 types of synapse
(synapse)... 1. electrical... 2.chemical
30 terms
Neurons
Axon
Axon Terminals
Cell Body
Dendrite
Axon
Axon Terminals
32 terms
Chapter 7 (Neurons and the Mind)
nervous system
central nervous system
peripheral nervous system
basic unit of nervous system
split in two parts:... 1. central nervous system... 2. peripheral…
(brain & spinal cord) - the thinking cells
nerve tissue outside CNS
neurons (nerve cells)... - excitable, generates/transmits info.
nervous system
split in two parts:... 1. central nervous system... 2. peripheral…
central nervous system
(brain & spinal cord) - the thinking cells
18 terms
Neuron/ neuron communication
Dendrites
soma
nucleus
nucleolus
receive information from other neurons via neurotransmitters…
contains nucleus & other organelles
(H) organelle containing DNA
organelle responsible for ribosome synthesis
Dendrites
receive information from other neurons via neurotransmitters…
soma
contains nucleus & other organelles
12 terms
neurons
axon
cell body
axon terminal
dendrite
axon
cell body
Ch 11 exam 3- the synapse
junctions that mediate information tra…
how are neurons connected
a neuron conducting impulses towards t…
neuron transmitting electrical signal…
synapses
synapses
presynaptic neuron
postsynaptic neuron
junctions that mediate information tra…
synapses
how are neurons connected
synapses
6 terms
Neurons
Neuron
Soma
Dendrites
Axon
A nerve cell; messenger cell.
Cell body. Spherical part of the neuron that contains the nuc…
Carry signals toward the cell body.
Carries signals away from the cell body.
Neuron
A nerve cell; messenger cell.
Soma
Cell body. Spherical part of the neuron that contains the nuc…
6 terms
How do neurons communicate
Name all parts in neuron communication
2nd part
3rd part
4th part
Pre-synaptic neuron, axon, vesicles, synapse, post-synaptic n…
Action potential, pre synaptic neuron moves towards tip of po…
Vesicles release neurons called transmitters, that go into sy…
Neurotransmitters diffuse across the gap and bind to receptor…
Name all parts in neuron communication
Pre-synaptic neuron, axon, vesicles, synapse, post-synaptic n…
2nd part
Action potential, pre synaptic neuron moves towards tip of po…
16 terms
Synapse
synapse
presynpatic neuron
postsynaptic neuron
axodendritic synapse
the junction that deals with the information transfered from…
conducts impulses toward the synapse
sends impulses away from the synapse
connects the axon of one neuron to the dendrite of another ne…
synapse
the junction that deals with the information transfered from…
presynpatic neuron
conducts impulses toward the synapse
Chapter 37 Neurons
Neuron
Ganglia
Cell body
Dendrites
A nerve cell; the basic building block of the nervous system.
collection of nerve cell bodies
contains nucleus and organelles
Branchlike parts of a neuron that are specialized to receive…
Neuron
A nerve cell; the basic building block of the nervous system.
Ganglia
collection of nerve cell bodies
Neurons
dendrites
Terminal branch of axon
Axon
Neural Impulse
receive messages from the other cells
Form junctions with other cells
passes messages away from the cell body to other neurons, mus…
electrical signal traveling down the axon
dendrites
receive messages from the other cells
Terminal branch of axon
Form junctions with other cells
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