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BIO 232 > PreLab 4 > Flashcards

PreLab 4 Flashcards

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Biology 101 flashcards
1
Q

Location of photoreceptors in the eye

A

Retina

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2
Q

Cranial Nerve responsible for vision

A

Optic

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3
Q

The vascular layer/tunic of the eye

A

Choroid

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4
Q

Pigmented, anterior part of the uvea

A

iris

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5
Q

Responsible for the ciliospinal reflex

A

Sympathetic Nervous System

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6
Q

Clear watery fluid located in the anterior segment

A

Aqueous Humor

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7
Q

Reflex that occurs on the same side as that stimulated

A

ipsilateral

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8
Q

The “white of the eye”

A

sclera

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9
Q

Responsible for the salivary relfex

A

parasympathetic nervous system

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10
Q

Transparent anterior portion of the fibrous tunic

A

cornea

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11
Q

Alternate Name for Sympathetic

A

thoracolumbar region

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12
Q

Alternate name for Parasymapthetic

A

craniosacral region

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13
Q

Number of motor neurons in Sympathetic

A

2 motor neurons

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14
Q

Number of motor neurons in Parasympathetic

A

2 motor neurons

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15
Q

Number of motor neurons in Somatic

A

1 motor neuron

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16
Q

Origin of preganglionic cell bodies in Sympathetic

A

T1-L2

17
Q

Origin of preganglionic cell bodies in Parasympathetic

A

Brainstem & S2-S4

18
Q

Origin of preganglionic cell bodies in Somatic

A

CNS
spinal cord

19
Q

Names of ganglia
Sympathetic

A

STG
Collaterals

20
Q

Names of ganglia
Parasympathetic

A

Terminal Ganglia
(in or on the organ)

21
Q

What neurons are myelinated
Sympathetic

A

pre-ganglionic - lightly myelinated

22
Q

What neurons are myelinated
Parasympathetic

A

pre-ganglionic - lightly myelinated

23
Q

What neurons are myelinated
Somatic

A

Whole axon
Heavy myelinated

24
Q

Effector sites (Target Organs)
Sympathetic

A

Heart, smooth muscle, glands…

25
Q

Effector sites (Target Organs)
Parasympathetic

A

Heart, smooth muscle, glands…

26
Q

Effector sites (Target Organs)
Somatic

A

Skeletal Muscle

27
Q

Poetic Description
Sympathetic

A

F/F

28
Q

Poetic Description
Parasympathetic

A

R/D

29
Q

Poetic Description
Somatic

A

Voluntary

30
Q

Neurotransmitter released in Sympathetic

A

Ach - pre
NE - Post

31
Q

Neurotransmitter released in Parasympathetic

A

Ach All

32
Q

Neurotransmitter released in Somatic

A

Ach

33
Q

Type of Fiber & Receptor in Sympathetic

A

Cholinergic (M/N)

Adrenergic (Alpha/Beta)

34
Q

Type of Fiber & Receptor in Parasympathetic

A

Cholinergic Only
(M/N)

35
Q

Type of Fiber & Receptor in Somatic

A

Cholinergic
(N)

36
Q

ANS Pathways - 1

A
  1. Enter STG
  2. Pre-ganglionic myelinated enters white rami
  3. Exits gray rami
37
Q

ANS Pathways 2

A

Synapses outside the STG in a collateral ganglion

BIO 232 (63 decks)

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