Name: Block: Date
... A MOTOR neuron has a long axon and short dendrites. In the first part of the nerve impulse, the ion SODIUM moves to the inside of the neuron. The junction between one neuron and another is called a SYNAPSE. Each division of the autonomic nervous system controls the same organs, but they generally ha ...
... A MOTOR neuron has a long axon and short dendrites. In the first part of the nerve impulse, the ion SODIUM moves to the inside of the neuron. The junction between one neuron and another is called a SYNAPSE. Each division of the autonomic nervous system controls the same organs, but they generally ha ...
The Nervous System
... Diseases of the Nervous System Cerebral Palsy – caused by abnormalities in parts of the brain that control muscle movements. The early signs of cerebral palsy usually appear before a child reaches 3 years of age. Most common symptoms are a lack of muscle coordination when performing voluntary movem ...
... Diseases of the Nervous System Cerebral Palsy – caused by abnormalities in parts of the brain that control muscle movements. The early signs of cerebral palsy usually appear before a child reaches 3 years of age. Most common symptoms are a lack of muscle coordination when performing voluntary movem ...
Chapter 2 - davis.k12.ut.us
... 8. Increasing excitatory signals above the threshold for neural activation will not affect the intensity of an action potential. This indicates that a neuron's reaction is A) inhibited by the myelin sheath. B) delayed by the refractory period. C) an all-or-none response. D) dependent on neurotransmi ...
... 8. Increasing excitatory signals above the threshold for neural activation will not affect the intensity of an action potential. This indicates that a neuron's reaction is A) inhibited by the myelin sheath. B) delayed by the refractory period. C) an all-or-none response. D) dependent on neurotransmi ...
Non- directed synapses
... postsynaptic membrane. During this potential, the excitability of the neuron to other stimuli is increased, and this potential is called the EPSP. • The IPSP is produced by hyperpolarization of the postsynaptic membrane. During this potential, the excitability of the neuron to other stimuli is decre ...
... postsynaptic membrane. During this potential, the excitability of the neuron to other stimuli is increased, and this potential is called the EPSP. • The IPSP is produced by hyperpolarization of the postsynaptic membrane. During this potential, the excitability of the neuron to other stimuli is decre ...
Neuron Stations
... halves sticking out. Take the 2 halves and twist them together into a single extension. Axons send information received from the neuron to the next neuron in its path. Axons can be as long as 3 meters and information can travel as fast as 100 meters/second (224 miles/hour). Q3: What else can travel ...
... halves sticking out. Take the 2 halves and twist them together into a single extension. Axons send information received from the neuron to the next neuron in its path. Axons can be as long as 3 meters and information can travel as fast as 100 meters/second (224 miles/hour). Q3: What else can travel ...
myers Chapter 02 review game
... 20. Curare is a poison people use to paralyze animals when hunting. It is therefore an ____ which inhibits the neurotransmitter ____. ...
... 20. Curare is a poison people use to paralyze animals when hunting. It is therefore an ____ which inhibits the neurotransmitter ____. ...
Psych 11Nervous System Overview
... Step 4: Neurotransmitters diffuse across the synaptic cleft (a very short distance) and bind to receptor proteins on the postsynaptic membrane. Excitatory neurotransmitters cause sodium ions to move through receptor proteins depolarizing the membrane. Inhibitory neurotransmitters do not depolarize ...
... Step 4: Neurotransmitters diffuse across the synaptic cleft (a very short distance) and bind to receptor proteins on the postsynaptic membrane. Excitatory neurotransmitters cause sodium ions to move through receptor proteins depolarizing the membrane. Inhibitory neurotransmitters do not depolarize ...
Mind, Brain & Behavior
... Different areas of the brain with different functions have different kinds of neurons. Brodmann mapped the areas based on the kinds of cells found: ...
... Different areas of the brain with different functions have different kinds of neurons. Brodmann mapped the areas based on the kinds of cells found: ...
Neurons & the Nervous System
... send messages from sensory receptors to the spinal cord & brain • Efferent (motor) neurons: relay messages from brain & spinal cord to muscles & glands • Interneurons: transmits neural stimulus between sensory & motor neurons ...
... send messages from sensory receptors to the spinal cord & brain • Efferent (motor) neurons: relay messages from brain & spinal cord to muscles & glands • Interneurons: transmits neural stimulus between sensory & motor neurons ...
neuroplasticity 2016
... • Little or no functional regeneration – No Schwann cells producing NGF – Oligodendrocytes inhibit growth of neurons – Incomplete cleanup of cellular debris by ...
... • Little or no functional regeneration – No Schwann cells producing NGF – Oligodendrocytes inhibit growth of neurons – Incomplete cleanup of cellular debris by ...
577
... mitochondria in the axon • Synaptic transmission only occurs in one direction due to nature of the membranes on either side of the synaptic cleft • 2 types of neurotransmitters – Inhibitory NT – makes it harder for depolarization of the next membrane – Excitatory NT – promotes depolarization of the ...
... mitochondria in the axon • Synaptic transmission only occurs in one direction due to nature of the membranes on either side of the synaptic cleft • 2 types of neurotransmitters – Inhibitory NT – makes it harder for depolarization of the next membrane – Excitatory NT – promotes depolarization of the ...
The Nervous System
... • The synapse is at the end of the axon terminals where a neuron can transfer an impulse to another cell (14) • The small space between cells is the synaptic cleft • Terminals contain vesicles filled with neurotransmitter ...
... • The synapse is at the end of the axon terminals where a neuron can transfer an impulse to another cell (14) • The small space between cells is the synaptic cleft • Terminals contain vesicles filled with neurotransmitter ...
EXPLORING PSYCHOLOGY (7th Edition in Modules) David Myers
... Parkinson’s Disease • Results from loss of dopamine-producing ...
... Parkinson’s Disease • Results from loss of dopamine-producing ...
Nervous System - Holy Trinity Diocesan High School
... Axon: Tail of the neuron that carries electrical information away from the body towards the next neuron Insulated with myelin ...
... Axon: Tail of the neuron that carries electrical information away from the body towards the next neuron Insulated with myelin ...
Neurotransmitters Role in Health 2008 PPT
... Must be released when the neuron is stimulated (depolarized) Must bind to postsynaptic receptors & have a biological effect ...
... Must be released when the neuron is stimulated (depolarized) Must bind to postsynaptic receptors & have a biological effect ...
Structure of a Neuron
... always rush into the cell by diffusion. • Since K+ ion channels are more concentrated in the ICF when a specific voltage gated K+ channel opens K+ will always rush out of the cell by diffusion • In order to keep the resting membrane potential at –70 mV the cell is constantly hydrolyzing ATP with the ...
... always rush into the cell by diffusion. • Since K+ ion channels are more concentrated in the ICF when a specific voltage gated K+ channel opens K+ will always rush out of the cell by diffusion • In order to keep the resting membrane potential at –70 mV the cell is constantly hydrolyzing ATP with the ...
CS 256: Neural Computation Lecture Notes
... – Synaptic/receptor potentials are graded, sustained and local. They are usually stimulated by neurotransmitters. (The stronger the stimulus, the larger the potential.) They add in an quasilinear manner. – Action potentials, a transient spike that can propagate along the entire length of an axon (1 ...
... – Synaptic/receptor potentials are graded, sustained and local. They are usually stimulated by neurotransmitters. (The stronger the stimulus, the larger the potential.) They add in an quasilinear manner. – Action potentials, a transient spike that can propagate along the entire length of an axon (1 ...
Nature Versus Nurture
... § This includes strengthening these connections as you might expect Remember that as you interact with others you change the structure of their nervous system and they change yours! § This also includes, yes….. removing and weakening synapses ...
... § This includes strengthening these connections as you might expect Remember that as you interact with others you change the structure of their nervous system and they change yours! § This also includes, yes….. removing and weakening synapses ...
Quiz Chapter 3 Brain Neural Communication Dr Myer How do
... Can your brain be injured due to medications or illegal drug use? Neural Communication ...
... Can your brain be injured due to medications or illegal drug use? Neural Communication ...
Nervous System II – Neurons
... along the axon because the impulses can hop between the _______________________________. __________________ in myelin sheath. Allow for ____________________ across the cell membrane which propagates the electrical impulses. The _______________________ projects of the neuron. Releases _______________ ...
... along the axon because the impulses can hop between the _______________________________. __________________ in myelin sheath. Allow for ____________________ across the cell membrane which propagates the electrical impulses. The _______________________ projects of the neuron. Releases _______________ ...
intro to psych brain and behavior
... Resting state is restored After firing, the neuron dips below resting level and is less willing to fire ...
... Resting state is restored After firing, the neuron dips below resting level and is less willing to fire ...