Study sets matching "nervous system chapter 10"
Study sets
Classes
Users
syncop/o
-algia
Alzheimer disease:
Bells palsy
Fainting episode: Sudden and temporary loss of consciousness c…
Pain
deterioration of mental capacity, beginning in middle age
Unilateral facial paralysis
syncop/o
Fainting episode: Sudden and temporary loss of consciousness c…
-algia
Pain
acetylcholine
afferent nerve
arachnoid membrane
astrocyte
neurotransmitter released at ends of nerve cells
carries message towards the brain and spinal cord (sensory ner…
middle layer of the three membranes (meninges) that surround t…
type of glial (neurologlial) cell that transport water and sal…
acetylcholine
neurotransmitter released at ends of nerve cells
afferent nerve
carries message towards the brain and spinal cord (sensory ner…
The Nervous System
Nerve Cells
General Structure of the Nervous System…
Autonomic Nervous System
-contains 10 billion nerve cells... -voluntary and involuntary fu…
-Microscopic... -Collected into macroscopic nerves... -Carry electri…
1 Central Nervous System - CNS... -Brain... -Spinal Cord... 2 Periphera…
Carries impulses from the central nervous system to organs.
The Nervous System
-contains 10 billion nerve cells... -voluntary and involuntary fu…
Nerve Cells
-Microscopic... -Collected into macroscopic nerves... -Carry electri…
Autonomic Nervous System
Neuron
Glial cell
Cell body
Subdivision of the PNS that regulates body's automatic or invo…
Conduct impulses, functional units of the nervous system
Support and insulation cells
Main part of neuron containing nucleus and organelles
Autonomic Nervous System
Subdivision of the PNS that regulates body's automatic or invo…
Neuron
Conduct impulses, functional units of the nervous system
Nervous System (composed of)
Sensory Receptors (function)
3 general functions of the nervous syst…
Central Nervous System
Composed of neurons and neuroglia
Sensory recepetors at ends of peripheral nerves gather info an…
-Gather information and convert it into nerve impulses.... -Integ…
"CNS" and made up of the brain and spinal cord.
Nervous System (composed of)
Composed of neurons and neuroglia
Sensory Receptors (function)
Sensory recepetors at ends of peripheral nerves gather info an…
Two classification of the nervous system
Plexus
Central nervous system consists of
The peripheral nervous system consists…
Central nervous system ... Peripheral system
Is the large network of nerves in the peripheral
The brain and spinal cord
Cranial nerves ... Spinal nerves... Plexus and peripheral nerves
Two classification of the nervous system
Central nervous system ... Peripheral system
Plexus
Is the large network of nerves in the peripheral
central nervous system
brain
nerves
sensory neurons
the movements and processes of an animal are controlled by thi…
the control center for the nervous system
long fiberlike structures that carry messages from the brain t…
nerves that send impulses from the body back to the brain. Als…
central nervous system
the movements and processes of an animal are controlled by thi…
brain
the control center for the nervous system
Carry messages related to changes in th…
Carry messages from the spinal cord and…
Basic unit of the nervous system
Neuron
Sensory (afferent) nerves
Motor (efferent) nerves
Neuron
What recieves information, processes it and sends back an answ…
Carry messages related to changes in th…
Sensory (afferent) nerves
Carry messages from the spinal cord and…
Motor (efferent) nerves
Resting Potential
Hyperpolarization
Depolarization
-70 Mv
-70 Mv, initial starting point of polarization
Potassium ions leave, Mv decreases down to -90 Mv
Sodium ions flood in, causes membrane potential to raise to 40…
Resting potential in Mv
Resting Potential
-70 Mv, initial starting point of polarization
Hyperpolarization
Potassium ions leave, Mv decreases down to -90 Mv
Neuroglial Cells
Microglia
Oligodendrocytes
Astrocytes
Able to divide. Provide structural frameworks, produce myelin,…
Phagocytize bacteria and cellular debris.
Produce myelin sheaths around axons of brain and spinal cord.
Provide structural support, contact neurons to blood vessels,…
Neuroglial Cells
Able to divide. Provide structural frameworks, produce myelin,…
Microglia
Phagocytize bacteria and cellular debris.
The Nervous System
Central Nervous System (CNS)
Peripheral Nervous System (PNS)
Sensory Function
The nervous system - master controlling and communication syst…
Brain... Spinal cord
Connects CNS to other body parts... Cranial nerves... Spinal nerves
Nervous system receives information ... Sensory receptors gather…
The Nervous System
The nervous system - master controlling and communication syst…
Central Nervous System (CNS)
Brain... Spinal cord
Resting Potential
Hyperpolarization
Depolarization
-70 Mv
-70 Mv, initial starting point of polarization
Potassium ions leave, Mv decreases down to -90 Mv
Sodium ions flood in, causes membrane potential to raise to 40…
Resting potential in Mv
Resting Potential
-70 Mv, initial starting point of polarization
Hyperpolarization
Potassium ions leave, Mv decreases down to -90 Mv
neurons
neuroglia
dendrites
axon
is the basic working unit of the brain, a specialized cell des…
support, insulate and protect the neurons
an extension of the cell body that carries impulses towards th…
an extension of the cell body that carries impulses away from…
neurons
is the basic working unit of the brain, a specialized cell des…
neuroglia
support, insulate and protect the neurons
Central nervous system
Peripheral nervous system
Sensory Nerves
Sensory information
Consists of brain and spinal cord
Nerves that CNS with rest of the body
Gather information from inside the body and the outside enviro…
Brought to the CNS and interpreted and makes a plan
Central nervous system
Consists of brain and spinal cord
Peripheral nervous system
Nerves that CNS with rest of the body