Chapter 8 - Nervous System Flashcards Preview

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Flashcards in Chapter 8 - Nervous System Deck (36)
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1
Q

The motor division is in two parts:

A

Somatic nervous system

Autonomic nervous system

2
Q

Portion of the nervous system that we control

A

Somatic nervous system

3
Q

portion of the nervous system that’s controlled by our subconscious

A

Autonomic nervous system

4
Q

Parasympathetic nervous system

A

Somatic nervous system

5
Q

Sympathetic nervous system

A

Autonomic nervous system

6
Q

Carry signals (commands) from CNS

A

motor neurons

7
Q

Allows voluntary movements

A

stomatic NS

8
Q

Regulates involuntary, subconscious activities

A

autonomic NS

9
Q

The Cerebrum is the portion of the brain that consists two hemispheres:

A
Cerebral Cortex (Grey Matter)
Cerebral White Matter
10
Q

Complex outer portion of the brain

A

Cerebrum

11
Q

List the portions within the cerebrum:

A

Frontal Lobe
Parietal Lobe
Temporal Lobe
Occipital Lobe

12
Q

Cerebrum:

Voluntary motor function. Personality, speech

A

frontal lobe

13
Q

Cerebrum:

Many sensory functions including taste

A

parietal lobe

14
Q

Cerebrum:

Auditory and olfaction (sense of smell)

A

temporal

15
Q

Cerebrum:

Vision

A

occipital lobe

16
Q

List the characteristics that the cerebrum gives us:

A
Voluntary movement
Interpreting sensations
Decision making
Self-awareness
Creativity
Language
Much of our memories
17
Q

Associated with the reptilian portion of the brain. Brain evolved very early before we became complex social organisms that we are

A

brain stem

18
Q

Coordinates voluntary sensory-motor movements. Stores memory of “learned motor patterns”

A

Cerebellum

19
Q

Name an example of a learned motor pattern within the Cerebellum

A

learning guitar

20
Q

largely responsible for autonomic functions of homeostasis, heart rate, blood pressure, breathing, hunger

A

Hypothalamus

21
Q

Sense of smell is associated with emotional life and memories of emotional life

A

olfactory lobe

22
Q

Cerebrovascular accident (accident of the brain bloodstream). Death of neurons from interruption of blood flow to a region of the brain

A

Acquired brain injury

23
Q

List causes for acquired brain injury:

A
Stroke - blood clots
Aneurysms - burst blood vessels
Heart Attack
Meningitis - infections of meninges
Substance abuse
24
Q

damage to neurons or nerve connections from force (trauma)

A

Traumatic brain injury

25
Q

List causes for Traumatic brain injury:

A
Automobile accident 
Slip-and-fall
Sports injury
Gun shot
Explosions (war)
26
Q

The spinal cord transmits _______ to/from the brain

A

signals

27
Q

quickly moving information

A

White matter

28
Q

unmyelinated cells having to do with processing information

A

Grey matter

29
Q

Circuit of neurons in spinal cord prewired to respond to stimuli

A

Reflex Arc

30
Q

Why is the Reflex Arc important?

A

for speedy responses

31
Q

List the 5 components of the reflex arc:

A
Receptor
Sensory neuron
Interneuron (integration center)
Motor neuron
Effector
32
Q

“Resting-n-Digesting”
Individual organ responses
Directs blood to digestive tract

A

Parasympathetic NS

33
Q

“Fight-or-Flight”

All effects at once

A

Sympathetic NS

34
Q

What type of neuron dominates the sensory division?

A

sensory neurons

35
Q

What type of neuron dominates the motor division?

A

motor neurons

36
Q

Why is it called acquired brain injury?

A

Because you give it to yourself from bad diet, lack of exercise, etc.