Lecture #7

Question 1

What is the largest and most complex part of the nervous system?

Answer 1

The Brain

Question 2

What four things does the brain control?

Answer 2

Sensations, perceptions, movement, and thinking

Question 3

What are four major areas of the brain?

Answer 3

Diencephalon, brain stem, cerebrum, and the cerebellum

Question 4

What part of the brain connects to the spinal cord?

Answer 4

The brainstem

Question 5

What are menigers?

Answer 5

Membranes that protect the brain and the spinal cord

Question 6

Where do menigers lie??

Answer 6

Between bone and the soft tissue of the nervous system

Question 7

What are the three meniger layers?

Answer 7

Dura mater, Arachnoid mater, and pia mater

Question 8

What is Dura matter?

Answer 8

The outer most layer which consists of dense connective tissue

Question 9

What is Arachnoid matter?

Answer 9

The middle layer which is weblike and also contains cerebrospinal fluid

Question 10

What is pia matter?

Answer 10

The inner most layer which is attached to the surface of the brain in the spinal cord and has blood vessels

Question 11

How many ventricles are part of the brain?

Answer 11

4

Question 12

What does cerebrospinal fluid do?

Answer 12

Nourishes and protects nervous tissue

Question 13

What are the four major portion of the brain?

Answer 13

Cerebrum, brainstem, cerebellum, and the Diencephalon

Question 14

What are the three parts that make up the diencephalon?

Answer 14

The thalamus, the hypothalamus, and the pineal gland

Question 15

What is the cerebrum divided by?

Answer 15

A fissure

Question 16

What is a fissure?

Answer 16

I deep groove in a surface

Question 17

What is this sulci?

Answer 17

Shallow groove in a surface

Question 18

What are gyri?

Answer 18

Ridges or convolutions

Question 19

Which lobes are in the insula?

Answer 19

The frontal lobe, the parietal robe, the temporal lobe, and the occipital lobe

Question 20

What is the cerebral cortex?

Answer 20

The thin layer of gray matter what makes up the outer most layer of the cerebrum

Question 21

In what region are 75% of neurons and neuron cell bodies contained?

Answer 21

Cerebral cortex

Question 22

What is the cerebral cortex mainly responsible for?

Answer 22

Memories, intelligent, and personality

Question 23

What does the brainstem do?

Answer 23

Regulates many of the Bodys automatic functions

Question 24

What is Wernicke’s area?

Answer 24

The sensory speech area

Question 25

Where is the cutaneous sensory area located?

Answer 25

In the parietal lobe

Question 26

Where is the visual area of the brain located?

Answer 26

In the occipital lobe

Question 27

Where is the auditory area of the brain located?

Answer 27

In the temporal lobe

Question 28

Where is the sensory area for taste in the brain located?

Answer 28

Near the base of the central sulcis

Question 29

Where is the sensory area for smell located?

Answer 29

Deep in the temporal lobe

Question 30

What are the 4 functions of the frontal lobe association areas?

Answer 30

Concentration, planning, problem-solving, and behavior

Question 31

What is the parietal lobe association area do?

Answer 31

Understanding words

Question 32

What is the occipital lobe association area?

Answer 32

Analyzing

Question 33

What is the insula association area?

Answer 33

Translating sensory Info with proper emotional response

Question 34

What are the two types of memory?

Answer 34

Short term/working memory and long-term memory

Question 35

How does short-term memory work?

Answer 35

Neurons connected in a circuit are stimulated repeatedly and when the impulse flow stops so does the memory associated with it

Question 36

How does long term memory work?

Answer 36

By changing the structure or function of a neuron in enhancing synaptic transmission

Question 37

What is another name for basal nuclei?

Answer 37

Basal Ganglia

Question 38

What is ganglia?

Answer 38

Masses of gray matter deep within the cerebral hemisphere

Question 39

What does the basal nuclei do?

Answer 39

Produces dopamine and helps control voluntary movement

Question 40

Where is the Diencephalon located in the brain?

Answer 40

Between the cerebral hemispheres and above the brainstem

Question 41

What is the function of the thalamus?

Answer 41

To receive sensory impulses (Except for smell)

Question 42

What are the three functions of the hypothalamus?

Answer 42

To maintain homeostasis, to control basic body functions, and to link the nervous system and endocrine system

Question 43

What does the limbic system do in the brain?

Answer 43

Controls behavior oriented toward survival

Question 44

What are the three parts of the brain stem?

Answer 44

The midbrain, pons, and medulla oblongata

Question 45

What is the function of the midbrain?

Answer 45

Visual and auditory reflexes

Question 46

What is the function of the pons?

Answer 46

Regulates breathing rhythm

Question 47

What is the function of the medulla oblongata?

Answer 47

Cardiac and respiratory control

Question 48

Where is the cerebellum located?

Answer 48

Inferior to the occipital lobes And posterior to the pons and the medulla oblongata

Question 49

What are the three functions of the cerebellum?

Answer 49

Integrate sensory info, maintains posture, and coordinate starts with muscle activity