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Small Animal Anatomy > Lecture 10- Nervous System > Flashcards

Lecture 10- Nervous System Flashcards

1
Q

What are the strings of axons at the end of the CNS

A

Cauda equina

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2
Q

Types of afferent neurons

A

bipolar
pseudounipolar

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3
Q

Types of efferent neurons

A

multipolar

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4
Q

Are afferent or efferent neurons found in the dorsal root

A

Afferent (pseudounipolar)

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5
Q

What type of neurons are found in the ventral root?

A

Efferent (motor)

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6
Q

Where is the only place the spinal nerve exists

A

Intervertebral foramen

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7
Q

What does the spinal nerve consist of?

A

Afferent and efferent neurons

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8
Q

is the ventral or hypaxial branch larger?

A

Ventral

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9
Q

How many CN

A

12 pairs

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10
Q

Which two CN exit the head?

A

CN10
CN11

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11
Q

How many pairs of spinal nerves?

A

35

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12
Q

Are neurons longer in the cranial vertebral column of caudal

A

Caudal

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13
Q

Which spinal nerve exits through a vertebrae

A

C1

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14
Q

What are the qualities of a visceral system

A

tubular
lined by mucous membrane
one or more openings to the body surface

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15
Q

Where are general somatic efferent neurons found?

A

spinal nerves

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16
Q

What type of muscle do general somatic efferent nerves control?

A

Skeletal muscle

17
Q

What type of muscle do general and special visceral efferent neurons innervate?

A

GVE: Smooth and cardiac
SVE: skeletal muscle of head

18
Q

Where can the general visceral efferent neurons be found?

A

Spina nerves and some cranial nerves

19
Q

Which system makes up the autonomic nervous system (GSE, GVE, or SVE)?

A

general visceral efferent

20
Q

What does the SVE neurons control?

A

Pharynx, larynx, skeletal muscle of head

21
Q

What are the divisions of the afferent nervous system?

A

General somatic afferent
Special somatic afferent
General visceral afferent
Special visceral afferent

22
Q

What do GSA neurons sense?

A

Touch, pain, and temperature

23
Q

Where are GSA neurons found?

A

Spinal nerves and CN V

24
Q

What type of neuron is GSA

A

pseudounipolar

25
Q

What do SSA neurons sense?

A

Visiosn and hearing

26
Q

What type of neurone is SSA?

A

Bipolar

27
Q

What do GVA neurons sense?

A

stretch, bp, and chemical signs within the blood vessels and organs

28
Q

What do GVA neurons communicate to

A

GVE

29
Q

Where are GVA neurons found?

A

Spinal nerves and CN

30
Q

WHat type of neuron is GVA?

A

Pseudounipolar

31
Q

What do SVA neurons sense?

A

smell and taste

32
Q

Where are SVA neurons found?

A

CN

33
Q

Where are proprioceptive neurons found

A

Muscle tendons and joints
CN and spinal nerves

Small Animal Anatomy (18 decks)

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