Nervous System Flashcards

1
Q

Central Nervous system is in charge of

A

Integration and control

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2
Q

The CNS consists of

A

The cerebral cortex and cerebellum
Brain stem
Spinal cord

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3
Q

Peripheral Nervous system is in charge of communication between

A

The communication between the CNS and the rest of the body

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4
Q

PNS consists of

A

12 pairs of cranial nerves
31 pairs of spinal nerves

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5
Q

Sensory neurons are efferent or afferent?

A

Afferent- info comes in.
Somatic and Visceral

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6
Q

Motor neurons are efferent or afferent?

A

Efferent- information going out
Somatic and Visceral

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7
Q

Somatic nervous system is voluntary or involuntary?

A

Voluntary
CNS to skeletal muscles

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8
Q

Autonomic neurons are

A

Involuntary/visceral and go from
CNS to cardiac/smooth muscles and glands

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9
Q

Medulla oblongata and the ANS, Medulla oblongata helps regulate

A

Breathing heart rate and blood pressure

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10
Q

Medulla oblongata and the ANS, Medulla oblongata helps reflex

A

Coughing vomiting and swallowing

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11
Q

Sympathetic neurons consist of a preganglionic neuron that is

A

Short

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12
Q

Sympathetic neurons consist of a postganglionic neuron that is

A

Long

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13
Q

Parasympathetic neurons consist of a preganglionic neuron that is

A

Long

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14
Q

Parasympathetic neurons consist of a postganglionic neuron that is

A

Short

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15
Q

Sympathetic trunk/ chain refers to which ganglia

A

Paravertebral ganglia

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16
Q

Pre ganglion of cell bodies sit where

A

They sit in the lateral horn of spinal cord T1-L2

17
Q

Visceral efferents exit via ventral roots with

A

The somatic efferents

18
Q

What is the neuron that releases ACh known as

A

Cholinergic neuron

19
Q

Neurons that release NE or E are known as

A

Adrenergic neurons

20
Q

Parasympathetic effects on the body are

A

Short lived and highly localised control

21
Q

Sympathetic effects on the body are (THINK ADRENALINE)

A

Long lasting and body wide effects where adrenaline gets released from adrenal medulla into whole systemic circulation