Nervous System Flashcards

(47 cards)

1
Q

Basically made up of Brain, Spinal
Cord, and Nerves

A

Nervous System

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2
Q

Body’s command center

A

Nervous System

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3
Q

Works by sending messages, or
electrical signals, between your brain
and all the other parts of your body.

A

Nervous System

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4
Q

The two divisions of the nervous system

A

Central Nervous System & Peripheral Nervous System

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5
Q
  1. Brain
  2. Spiral Cord
A

Central Nervous System

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6
Q

Nerves & other components of the system

A

Peripheral Nervous System

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7
Q

Controls what you think and feel, how you learn and remember, and the way you move and talk

A

Brain

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8
Q

Send motor commands from the brain to the body.

A

Spinal Cord

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9
Q

Send sensory information from
body to brain.

A

Spinal Cord

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10
Q

Coordinates reflexes.

A

Spinal Cord

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11
Q

Control the body’s vital functions such as respiration and heart rate.

A

Hindbrain (Rhombencephalon)

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12
Q

The three major parts of the hindbrain (rhombencephalon)

A

Medulla, Pons, and Cerebellum.

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13
Q

regulation functions; breathing, blood pressure, and heart rate.

A

Medulla

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14
Q

coordinating signals with this area to the rest of the brain.

A

Pons

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15
Q

balance and movement coordination.

A

Cerebellum

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16
Q

Connects the forebrain and
hindbrain.

Part of the Brainstem.

A

Midbrain (Mesencephalon)

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17
Q

Involved in alertness and the
sleep/awake cycle, motor
activity, and more.

A

Midbrain (Mesencephalon)

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18
Q

Connects the brain and
spinal cord.

A

Brainstem

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19
Q

Largest and most obvious
part of the brain.

A

Forebrain (Prosencephalon)

20
Q

Three parts of the forebrain:

A

Hypothalamus, Cerebrum, Thalamus

21
Q

involved with sensory and motor information.

22
Q

has major control in the endocrine system.

23
Q

functions are done depending on specific
location whether its our speech, thinking and reasoning, sensing emotions.

24
Q

Our forebrain is divided into two:

A

Right & Left hemisphere

25
The left and right hemisphere are joined by a bundle of fibers called the ____ that transmits messages from one side to each other.
Corpus Callosum
26
controls creativity, spatial ability, artistic, and musical skills.
Right Hemisphere
27
controls speech, comprehension, arithmetic, and writing.
Left Hemisphere
28
part of the nervous system that lies outside your brain and spinal cord.
Peripheral Nervous System
29
Involves motor functions of skeletal muscle. Include voluntary actions under conscious control but also somatic reflexes that involve skeletal muscle
Somatic Nervous System
30
There Peripheral Nervous System is divided into two
Somatic & Autonomic Nervous System
31
About going on in the internal environment in regard to gastrointestinal or excretory or endocrine, or smooth and cardiac muscle and it also includes autonomic reflexes.
Autonomic Nervous System
32
Quick fight or flight response.
Sympathetic
33
What are the two major distinctions of the Autonomic Nervous System
Sympathetic and Parasympathetic
34
can cause your heart to race and breathing rate to increase and some things to not be active, like the digestive system.
Fight or flight response
35
The _____ predominates during quiet, resting conditions.
Parasympathetic
36
nerve cells that send messages all over your body to allow you to do everything from breathing to talking, eating, walking, and thinking.
Neurons
37
the nucleus and most other organelles are here.
Cell Body
38
these branched structures are where signals are received.
Dendrites
39
the fiber where normally a signal will be carried away to some other cell.
Axon
40
the junction area where the neuron will be communicating with another cell.
Synapse
41
Help support, connect, and protect the neurons of the central and peripheral nervous system. Comes from a Greek word that means “glue.”
Glial
42
insulates the axon and transferring of the signals.
Myelin Sheath
43
Some Glial cells make ____, which goes around the axons of neurons as something called myelin sheath.
Myelin
44
Some Glial cells produce ___.
Cerebrospinal Fluid
45
protects the brain and essential for homeostasis, as well as many other critical functions.
Cerebrospinal fluid
46
Signal transferring from one neuron to another is possible because of ____.
Neurotransmitter
47
When neurotransmitters are released from the synaptic vesicles the neurotransmitters only need to travel a small space between neurons _____.
Synaptic Cleft