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Beauty Therapy > Nervous System > Flashcards

Nervous System Flashcards

1
Q

What is Saltatory?

A

Impluse jumping along the Axon of Neurone

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2
Q

What is the repratory period?

A

No impluse can go past - Recovery period after impluse sent.

Sodium potassium pump regulates

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3
Q

What is the difference between an axon & a Dendron?

A

Dendron recieves the information from the last neurone an takes it to cell body and the Axon takes the impluse away from the cell body.

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4
Q

What is a motor end plate?

A

The end of neurone before impluse jumps to the next neurone

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5
Q

Oligodendrocytes are found in the CNS, their function is too?

A

Insulates the neurone, allow Faster Impluse

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6
Q

Microgila are found in the CNS thier function is to?

A

Eat bacteria & dead tissue - Phagocyte

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7
Q

Astrocytes are found in the CNS thier function is to?

A

Support & Blood Brain Barrier

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8
Q

Scwhann Cells are found in the PNS their function is to?

A

Enable damages Axons to Regenerate

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9
Q

Sensory receptors in the somatic nervous system include?

A

Pacinian

Meissner’s

Krause’s End Bulb

Free Nerve Endings

Merkle Disks

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10
Q

Effectors in the somatic system include?

A

Skeletal Muscles

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11
Q

Sensory Receptors in the Autonomic system include?

A

Raffini’s Corpurse

Golgi Tendon Organs

Muscle Spindles

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12
Q

Effectors in the autonomic system include?

A

Glands

Cardiac

Smooth Muscle

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13
Q

List the 5 steps to Reflex arc?

A
  1. Sensory Receptor Activated
  2. Sensory Receptor Transmition to the CNS via Sensory Neurone
  3. Intergration in the C.N.S
  4. Motor Impluse Transmission from CNS
  5. The Effectors carry out the Response
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14
Q

Thalamus Function?

A

Directs messages to the right side of brain

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15
Q

Cerebral Cortex Function

A

Support Membrane, outer edge of brain

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16
Q

Cerebrum Function

A

Thinking & Learning

Consciousness

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17
Q

Pons function

A

Bridge Connection to the cerebellum

18
Q

Mid brain function

A

Controls Eye Movement

19
Q

Hypotalamus Function

A

Area of Homeostatsis e.g Thirst, Hunger

Controls endocrine through the Pituitary Gland

20
Q

The function of the Medulla Oblongata

A

Controls Vital Centres

such as Respiratory, Cardiac, Coughing, sneezing & Swallowing

21
Q

Function of Cerebellum is?

A

To ensure movements are smooth, controls fine motor skills.

22
Q

How many Cervical Spinal Nerves are there? Where do they supply?

A

8 Cervical Nerves

supply the

Muscles

Skin of Neck

Shoulders & Arms

23
Q

How many Thorasaic Spinal Nerves are there? Where do they suppy

A

12 Thorasaic Nerves

Supply the

Chest

Upper Back

Viscorals

24
Q

How many Lumbar nerves & Where do they supply?

A

5 Lumber nerves

supply the

Abdomen, Back & Femeur

25
Q

How many Sacral Spinal Nerves are there? Where do they Supply?

A

5 Sacral Nerves

Supply the

Buttocks

Thigh

Lower Digestive System

26
Q

There is 1 Coccygeal Spinial Nerve, Where does this supply

A

Skin of peritoreal

& the

Lower Buttocks

27
Q

List 5 things the Sympathetic Nervous system does

A

Increase Heart Rate

Increase blood Supply to the heart muscle

Decreases digestive system

Decreased Urine production

Increase Respiration

Immune System Decreases

Dialation of pupils

28
Q

List 5 thins the parasympathetic nervous system does

A

Decreases Respiratory

Increases Digeston & Nutrients

Decreases Heart Rate

Increases Urine Production

Constriction of Pupils

29
Q

From the Spinial Cord out to the bone list all the layersof the Spine

A

Gray Matter

White MAtter

Pia Mata

Cereberal Fluid - Sub Archiniod

Archiniod

Dura Mata

Epidural Fat Layer

Bone

30
Q

from the Bone to the centre Spinal Cord what are the correct order of layers in the spine?

A

Bone

Epidural Fat Layer

Dura Mata

Archiniod

Cerebral Fluid - Sub Archiniod

Pia Mata

White Matter

Gray Matter

31
Q

Sensory (Afferent) info is picked up by a Receptor that send an impluse along a Sensory Neurone to the CNS. Here the infomation is processed and a Response is made. A Motor (Efferent) impulse is sent along a Motor Neurone to an Effectors.

A

Now fill in the Blanks

_ _ (afferent) info is picked up by a_ _ that sends an impluse along a_ _ neurone to the CNS. Here the information is_ _ and a response is made. A _ _ (Efferent) impluse is sent along a_ _ neurone to an _ ._

32
Q

What is the resting membrane maintained at?

A

-70

33
Q

What is the ratio of the sodium potassium pump?

A

3 Na out & 2 k in

Resting potential

-70

Thershold

-55

Action Potential

Point of Impluse

+35

34
Q

When the soduim potassium pump is at resting potential what else is inside the axon?

A

Plasma Protiens

35
Q

What is a chemical that opens a chemical gate & Na (Sodium enters) enters the nerone?

A

Neurotransmitter

36
Q

Whne thershhold is reached at -50 an volt gates open to let the sodin taking the voltage to?

A

+35

Action Potential

Impluse

37
Q

If a neurone is myelinated the impluse will jump what is this called?

A

Saltatory Conduction

38
Q

At the axon terminals the neurotransmitter is released into the gap to enable the impulse to pass to another neurone. what is this gap called?

A

Synapse

39
Q

List all the parts of a neurone and think of where they are postioned

A

Dendreites (Dendron)

Cell Body

Nucleous

Axon

Myelin Sheath (Schwann Cell)

Nodes of Ranvier

Terminal Branches & Buttons

40
Q

Glands Cardiac & Smooth Muscle are all?

A

Effectors in the Autonomic System

Beauty Therapy (5 decks)

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