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Psychology Test 2 > Neurons & Nervous Systems > Flashcards

Neurons & Nervous Systems Flashcards

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1
Q

Axon

A

Away impulses,
Part of the neuron that extends off the soma, splitting several times to connect with other neurons; main output of the neuron.

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2
Q

Resting membrane Potential

A

The voltage inside the cell relative to the voltage outside the cell while the cell is a rest (approximately -70 mV).
(Resting)

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3
Q

Diffusion

A

Diffusing out of the party
Diffusing the perfume

The force on molecules to move from areas of high concentration to areas of low concentration.

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4
Q

Electrostatic Pressure

A

similar charge to repel each other; the force of two ions with opposite charge to attract to one another.

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5
Q

Threshold of Extraction

A

Specific membrane potential that the neuron must reach to initiate an action potential.

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6
Q

Central Nervous

A

Brain and Spinal cord

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7
Q

Peripheral

A

Nerves

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8
Q

Motor Division

A

Efferent, brain to the muscles

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9
Q

Sensory Division

A

Afferent, picking up stimuli

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10
Q

Samatic

A

Voluntary, skeletal movement

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11
Q

Automatic

A

Involuntary

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12
Q

Sympathetic

A

Crying

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13
Q

Parasympathetic

A

It’s okay, your gunna be okay

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14
Q

Cerebrum

Compass

A

Consists of left and right hemispheres that sit at the top of the nervous system and engages in a variety of higher-order functions.

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15
Q

Cerebellum

A

Controls balance

Ballerina

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16
Q

Hippocampus

Learning hippo

A

(plural form, hippocampi) A nucleus inside (medial) the temporal lobe implicated in learning and memory

17
Q

Hypothalamus

A

Part of the diencephalon. Regulates biological drives with pituitary gland.

18
Q

Limbic System

A

Lying Liking Loving

A loosely defined network of nuclei in the brain involved with learning and emotion.

19
Q

Medulla oblongata

A

An area just above the spinal cord that processes breathing, digestion, heart and blood vessel function, swallowing, and sneezing.
TREX

20
Q

Occipital lobe

A

Visual areas

21
Q

Parietal Lobe

A

behind the central sulcus that is engaged with somatosensory and gustatory sensation.

22
Q

Pons

Messenger

A

A bridge that connects the cerebral cortex with the medulla, and reciprocally transfers information back and forth between the brain and the spinal cord.

23
Q

Action Potential

A

A transient all-or-nothing electrical current that is conducted down the axon when the membrane potential reaches the threshold of excitation.
Ex: when the party starts

Psychology Test 2 (3 decks)

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