Final Jeopardy Question Nervous System Classification Brain Anatomy 1 500 Nerves Brain protection...
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Transcript of Final Jeopardy Question Nervous System Classification Brain Anatomy 1 500 Nerves Brain protection...
![Page 1: Final Jeopardy Question Nervous System Classification Brain Anatomy 1 500 Nerves Brain protection Brain Anatomy 2 Nerve impulse 100 200 300 400 500.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649ea05503460f94ba25dc/html5/thumbnails/1.jpg)
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Final Jeopardy QuestionFinal Jeopardy Question
Nervous System
Classification
Brain Anatomy
1
500
NervesBrain
protection
Brain Anatomy
2Nerve
impulse
100200300400
500 500 500 500400 400 400 400
300 300 300300200 200 200 200
100 100 100100 100
200
300
400
500
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a. Somatic nervous system
b.Autonomic nervous
The 2 subdivisions of MOTOR are
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1. the central nervous system (brain/spine)
2. muscles / glands
Motor (efferent) division carries an impulse from _________ to ________.
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1. Nerve fibers or sense organs or “senses”
2. the central nervous system (spine/brain)
Sensory (afferent) division carries an impulse
from ________ to ________.
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a. Nerves outside the brain and spinal cord
The Peripheral nervous system (PNS)
includes:
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Brain & Spinal cord
The Central nervous system
(CNS) includes
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The sections of sensory & motor regions of the brain and the amount of brain “power” they “supply” to different parts of the body can be visualized using the
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homunculus
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The surface of the brain has ridges called _________ and shallow grooves called ___________
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gyri- (“ji’ re”) & sulci- “(sul’ki”)
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Provides coordination of body movements. Takes information for inner ear & the rest of the body
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Cerebellum
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Contains important control centers including:
a. Heart rate control
b. Blood pressure regulation
c. Breathing
d. Swallowing
e. Vomiting
BackMedulla Oblongata
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Helps regulate body temperature, Controls water balance & Regulates metabolism
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Hypothalamus
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A rapid, predictable, and involuntary responses to stimuli is called a
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reflex
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Grey matter is found where in the brain?
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Outer layers
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The Broca’s area is involved in our ability to _____________ & is located on the _____ side of the brain only.
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Speak / left
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Fissures (deep grooves) divide the cerebrum into how many lobes?
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Four (4)
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The largest part of your brain is called the
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cerebrum
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Brain has the least permeable capillaries of the body which causes
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Brain-blood barrier
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Attaches the Meningeal layer to the brain & is web-like
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Arachnoid layer
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The general name of the coverings of the brain
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Meninges
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Cerebrospinal fluid is similar in composition to
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Blood plasma
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This forms a watery cushion to protect the brain
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Cerebrospinal fluid
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Irritability
The ability to respond to stimuli
& convert to a nerve impulse is called
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Depolarization
The exchange of ions which initiates an
action potential in the neuron
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myelin sheath
Impulses travel faster when fibers have a…
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Once the Nerve Impulse reaches the axon terminal neurotransmitters are released across the
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Synapse / synaptic gap/ cleft
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The nerve impulse is also known as
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Action potential
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Spider-like phagocytes which
Dispose of debris
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Microglia or glia
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Name the types of cells that cover a nerve cell to increase the speed of the nerve impulse
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Schwann cell
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In a neuron this passes the message on
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axon
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dendrite
In a neuron this part brings the message in
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The function of a neuron is to…
Transfer impulses or messages
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The AUTONOMIC branch of the nervous system has two (2) subdivisions, what are they?