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Histology > AUTONOMIC Nervous System > Flashcards

AUTONOMIC Nervous System Flashcards

1
Q

Functions of Autonomic Nervous System

A

✓ changing your body temperature
✓ sending extra blood to a particular area
✓ slowing your heartbeat
✓ tweaking your stomach secretions

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2
Q

2 divisions under autonomic nervous system

A

• Sympathetic Nervous System
• Parasympathetic Nervous System

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3
Q

Difference of Sympathetic and Parasympathetic NS

A
  1. sites of origin of neurons from the CNS.
  2. Relative lengths of their fibers.
  3. Location of their ganglia.
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4
Q

Where does the Sympathetic NS originates?

A

Thoracolumbar area

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5
Q

It originate from between your thoracic and lumbar ver

A

Sympathetic NS

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6
Q

Origin of Parasympathetic NS

A

Craniosacral

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7
Q

It sprouts from the base of your brain and just superior to your tailbone

A

Parasympathetic NS

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8
Q

Both parts of your Autonomic system require ________ in order to work

A

Two Neurons

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9
Q

Clusters of neuron cell bodies that house millions of synapses

A

Ganglia

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10
Q

Found closer to the spinal cord

A

Sympathetic Ganglia

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11
Q

Found way out from the spine, near, or even inside, their effector organs

A

Parasympathetic Ganglia

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12
Q

Their neurons themselves have slightly DIFFERENT FORMS, namely the _______.

A

Length of their Axons

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13
Q

The neuron before the ganglion

A

Preganglionic cell

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14
Q

The neurons after the ganglion

A

Postganglionic cell

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15
Q

controls the body’s stress
response

A

Sympathetic NS

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16
Q

cause smooth muscles to constrict

A

Alpha receptors

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17
Q

cause smooth muscles to relax

A

Beta receptors

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18
Q

are secreted as
hormones

A

Norepinephrine & Epinephrine

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19
Q

What neurons use to communicate with each other or their effector organs, across a synapse

A

Neurotransmitters

20
Q

✓ secreted by your glands
✓ flow through bloodstream

A

Hormones

21
Q

Products of nervous tissue

A

Neurotransmitters

22
Q

Products of epithelial tissue

A

Hormones

23
Q

ACh

A

Acetylcholine

24
Q

It is always released from postganglionic fibers in the sympathetic NS

A

Norepinephrine

25
Q

Fibers that release ACh

A

Preganglionic fibers

26
Q

Fibers that releases norepinephrine

A

Postganglionic fibers

27
Q

Glands that releases norepinephrine as a hormone

A

Adrenal glands

28
Q

released from a neuron and traveling across a synapse

A

Neurotransmitters

29
Q

Secreted by a gland into the bloodstream for more widespread distribution

A

Hormone

30
Q

Structural differences from the Parasympathetic
Nervous System

A

• Twelve Cranial Nerves
• Vagus nerve

31
Q

Different problems in ANS

A

✓ high blood pressure
✓ digestive problems
✓ suppression of your immune system

32
Q

It also carry motor fibers that control voluntary functions

A

Cranial Nerves

33
Q

Takes scent information gathered by the nose and sends it to the brain

A

Olfactory nerve

34
Q

Takes visual information gathered by the eyes and sends it to the brain

A

Optic nerve

35
Q

Controls four of the six muscles that control the movement of your eyes

A

Oculomotor Nerve

36
Q

Controls just a single muscle of the eye

A

Trochlear Nerve

37
Q

Branches into three main strands and innervates the face and jaw muscles

A

Trigeminal nerve

38
Q

Stimulates some of the muscles in your eyes

A

Abducens

39
Q

Operates the muscles that make most facial expressions possible

A

Facial nerve

40
Q

Carries sensory information from the cochlea to the brain

A

Auditory nerve

41
Q

Leads to your tongue and pharynx

A

Glossopharyngeal nerve

42
Q

Controls the heart and digestive tract among other functions

A

Vagus nerve

43
Q

Has to do with moving your head and shoulders

A

Spinal Accessory Nerve

44
Q

Allows you to swallow and talk

A

Hypoglossal nerve

45
Q

Controls the heart and digestive tract among other functions

A

Vagus nerve

46
Q

It’s no wonder that its name comes from the Latin for wandering, as in “vagabond”

A

Vagus nerve

Histology (8 decks)

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