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Physc Module 3,4,10,6 > Mod 3 > Flashcards

Mod 3 Flashcards

0
Q

The scientific study of the links between biological and psychological processes

A

Biological psychology

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1
Q

The peripheral nervous system consists of

A

Sensory and motor neurons

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2
Q

A nerve cell that is the basic building block of the nervous system

A

Neuron

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3
Q

A neurons bushy Branching extensions that receive messages and conduct impulses toward the cell body

A

Dendrites

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4
Q

The neuron extension that passes messages through its branches to other neurons or to muscles or glands

A

Axon

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5
Q

A fatty tissue layer segmentally encasing the axons of some neurons

A

Myelin sheath

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6
Q

Cells in the nervous system that support,nourish, and protect neurons.they also play a role in learning and thinking

A

Glial cells

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7
Q

A neural impulse

A

Action potential

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8
Q

Junction between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron

A

Synapses

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9
Q

Chemical messengers that cross the synaptic gaps between neurons

A

Neuron transmitters

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10
Q

Natural opiate like neuron transmitters linked to pain control and pleasure

A

Endorphins

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11
Q

The brain and spinal cord

A

Central nervous system

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12
Q

Bundled axons that form neural cables

A

Neurons

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13
Q

Neurons that carry incoming info from the sensory receptors to the brain and the spinal cord

A

Sensory neurons

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14
Q

Neurons that carry outgoing info from the brain and spinal cord to the muscles and glands

A

Motor neurons

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15
Q

Neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs

A

Inter neurons

16
Q

A simple automatic response to a sensory stimulus

A

Reflex

17
Q

Chemical messengers that are manufactured by the endocrine glands travel through bloodstream and affect other tissues

A

Hormones

18
Q

A pair of endocrine glands that sit just above that sit just above the kidneys and secrete hormones that help arouse the body at times of stress

A

Adrenal gland

19
Q

The release of Blank to muscle cell receptors triggers muscle contractions

A

Ach

20
Q

Although Ron has no genital sensations, he is capable of an erection if his genitals are stimulated. Ron’s experience is most indicative of ….

A

A severed spinal cord

21
Q

To excite or inhibit an action potential in a receiving neuron, a neurotransmitter must cross the ….

A

Synaptic gap

22
Q

The vast majority of neurons in the body’s information system are ….

A

Inter neurons

23
Q

Which hormone enables contractions associated with birthing and milk flow during nursing?

A

Oxytocin

24
Q

The neurotransmitter acetylcholine (ach) is most likely to be found …

A

At the junction between motor neurons and muscle fibers.

25
Q

The myelin sheath that is on some neurons …

A

Increases the speed of neural transmission

26
Q

Heartbeat, digestion, and other self-regulating bodily functions art governed by the …

A

Autonomic nervous system

27
Q

The process by which a single neuron relays messages to other neurons is…

A

Synaptic transmission

28
Q

Drugs that block the reuptake of serotonin will thereby increase the concentration of serotonin molecules in the …

A

Synaptic gaps

29
Q

An axon transmits messages (blank) the cell body and a dendrite transmits messages (blank) the cell body.

A

Away from..toward

30
Q

A neuron will generate action potentials when it

A

Receives more excitatory than inhibitory inputs

31
Q

The pain of heroin withdrawal may be attributable to the fact that …

A

Under the influence of heroin the brain ceases production of endorphins

32
Q

The release of epinephrine and norepinephrine (blank) blood pressure and (blank) blood sugar levels

A

(Raises)…(raises)

33
Q

Natural, opiate-like neurotransmitters linked to pain control are called ..

A

Endorphins

Physc Module 3,4,10,6 (3 decks)

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