Chapter 8 - Nervous System

Question 1

The motor division is in two parts:

Answer 1

Somatic nervous system

Autonomic nervous system

Question 2

Portion of the nervous system that we control

Answer 2

Somatic nervous system

Question 3

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

Answer 3

Autonomic nervous system

Question 4

Parasympathetic nervous system

Answer 4

Somatic nervous system

Question 5

Sympathetic nervous system

Answer 5

Autonomic nervous system

Question 6

Carry signals (commands) from CNS

Answer 6

motor neurons

Question 7

Allows voluntary movements

Answer 7

stomatic NS

Question 8

Regulates involuntary, subconscious activities

Answer 8

autonomic NS

Question 9

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

Answer 9

Cerebral Cortex (Grey Matter)
Cerebral White Matter

Question 10

Complex outer portion of the brain

Answer 10

Cerebrum

Question 11

List the portions within the cerebrum:

Answer 11

Frontal Lobe
Parietal Lobe
Temporal Lobe
Occipital Lobe

Question 12

Cerebrum:

Voluntary motor function. Personality, speech

Answer 12

frontal lobe

Question 13

Cerebrum:

Many sensory functions including taste

Answer 13

parietal lobe

Question 14

Cerebrum:

Auditory and olfaction (sense of smell)

Answer 14

temporal

Question 15

Cerebrum:

Vision

Answer 15

occipital lobe

Question 16

List the characteristics that the cerebrum gives us:

Answer 16

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

Question 17

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

Answer 17

brain stem

Question 18

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

Answer 18

Cerebellum

Question 19

Name an example of a learned motor pattern within the Cerebellum

Answer 19

learning guitar

Question 20

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

Answer 20

Hypothalamus

Question 21

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

Answer 21

olfactory lobe

Question 22

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

Answer 22

Acquired brain injury

Question 23

List causes for acquired brain injury:

Answer 23

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

Question 24

damage to neurons or nerve connections from force (trauma)

Answer 24

Traumatic brain injury

Question 25

List causes for Traumatic brain injury:

Answer 25

``` Automobile accident Slip-and-fall Sports injury Gun shot Explosions (war) ```

Question 26

The spinal cord transmits _______ to/from the brain

Answer 26

signals

Question 27

quickly moving information

Answer 27

White matter

Question 28

unmyelinated cells having to do with processing information

Answer 28

Grey matter

Question 29

Circuit of neurons in spinal cord prewired to respond to stimuli

Answer 29

Reflex Arc

Question 30

Why is the Reflex Arc important?

Answer 30

for speedy responses

Question 31

List the 5 components of the reflex arc:

Answer 31

``` Receptor Sensory neuron Interneuron (integration center) Motor neuron Effector ```

Question 32

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

Answer 32

Parasympathetic NS

Question 33

"Fight-or-Flight” | All effects at once

Answer 33

Sympathetic NS

Question 34

What type of neuron dominates the sensory division?

Answer 34

sensory neurons

Question 35

What type of neuron dominates the motor division?

Answer 35

motor neurons

Question 36

Why is it called acquired brain injury?

Answer 36

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