The nervous system - brain - ch 12

Question 1

Name 2 functions in the body that the brain performs?

Answer 1

1. regulatory

2. coordination

Question 2

Name the 3 main parts that make up the brain?

Answer 2

1. the forbrain
2. the midbrain
3. the hindbrain

Question 3

What does the forbrain consist of?

Answer 3

1. the cerebrum
2. the thalamus
3. the hypothalamus

Question 4

What does the midbrain consist of?

Answer 4

1. the tectum

2. the tegmentum

Question 5

What does the hindbrain consist of?

Answer 5

1. the cerebellum
2. the pons
3. medulla oblongata

Question 6

Which 3 parts make up the brainstem?

Answer 6

1. midbrain
2. pons
3. medulla

Question 7

Name the network of interconnected spaces?

Answer 7

ventricles

Question 8

How many ventricles are in the brain?

Answer 8

4

Question 9

What are the four ventricles filled with?

Answer 9

cerebrospinal fluid (CSF)

Question 10

What does the cerebrospinal fluid flow through?

Answer 10

the ventricular system and into the subarachnoid space

Question 11

When the CSF is eventually absorbed, name where it is returned to?

Answer 11

venous circulation

Question 12

Name the largest uppermost part of the brain?

Answer 12

cerebrum

Question 13

Name the 2 brain functions that the cerebrum is responsible for?

Answer 13

1. thought

2. action

Question 14

The cerebrum is divided into right and left hemispheres, how are these hemispheres connected?

Answer 14

by a mass of nerve fibres called the corpus callosum

Question 15

What is the role of the corpus callosum?

Answer 15

communication between the two hemispheres

Question 16

What is the right hemisphere control and process?

Answer 16

signals from the left side of the body

Question 17

What is the left hemisphere control and process?

Answer 17

signals from the right side of the body

Question 18

The surface of the cerebrum consists of a series of ridges called gyri and fissures, what is the name of the gyri and fissures?

Answer 18

sulci

Question 19

What does the ridges of the cerebrum surface add to the cerebrum surface?

Answer 19

A greater surface area

Question 20

Name the outer layer of the cerebrum?

Answer 20

cerebral cortex

Question 21

How many divisions in each hemisphere of the cerebral cortex?

Answer 21

four

Question 22

Name the four divisions in each hemisphere of the cerebral cortex?

Answer 22

1. frontal lobe
2. parietal lobe
3. occipital lobe
4. temporal lobe

Question 23

What is the responsiblities of the frontal lobe?

Answer 23

1. reasoning
2. planning
3. some speech
4. movement
5. emotion
6. problem solving

Question 24

What is the parietal lobe associated with?

Answer 24

1. perception of the stimuli
2. movement
3. orientation
4. recognition

Question 25

What is the role of the occipital lobe?

Answer 25

1. visual processing

Question 26

What is the role of the temporal lobe?

Answer 26

1. olfaction (smells) 2. recognition of sounds 3. recognition of memory 4. recognition of speech

Question 27

Where is the limbic system located?

Answer 27

Within the cerebrum

Question 28

Name the four main parts of limbic system?

Answer 28

1. hypothalamus 2. thalamus 3. amygdala 4. hippocampus

Question 29

Describe the limbic system?

Answer 29

The limbic system is a set of structures in the brain that deal with emotions and memory. ...

Question 30

Describe the role of the thalamus?

Answer 30

1. sensory perception except olfaction | 2. regulation of motor functions

Question 31

Describe the role of the hypothalamus?

Answer 31

1. homeostasis 2. emotion 3. thirst 4. hunger 5. circadian rythyms 6. control of the autonomic nervous system 7. control of pituitary gland

Question 32

Describe the role of the amygdala?

Answer 32

1. memory 2. emotion 3. fear

Question 33

Describe the role of the hippocampus?

Answer 33

1. learning 2. memory (The limbic system is the base of the a person's emotions).

Question 34

The cerebellum is the second largest part of the brain. Describe the role of the cerebellum?

Answer 34

1. associated with controlling & coordinating movement | 2. controlling & coordinating posture and balance.

Question 35

How many hemispheres does the cerebellum consist of?

Answer 35

Two

Question 36

Where do you find the brainstem located?

Answer 36

beneath the limbic system

Question 37

It is a pathway for nerve impulses between the ????

Answer 37

brain and the spinal cord

Question 38

How many parts is the brainstem made up of?

Answer 38

three (3)

Question 39

Name the three parts the brainstem is made up of?

Answer 39

1. midbrain 2. pons 3. medulla oblongata

Question 40

What are some of the functions of the midbrain?

Answer 40

1. vision 2. hearing 3. eye and body movement

Question 41

What are the functions of the pons?

Answer 41

1. maintains motor control 2. a role in analysing information from the sense organs 3. acts as a bridge between the cerebrum and other parts of the nervous system

Question 42

What are the functions of the medulla oblongata?

Answer 42

1. maintaining vital body functions, such as breathing, blood pressure, and heart rate. 2. It is connected to the spinal cord

Question 43

From where does the brain receive nerve impulses?

Answer 43

1. spinal cord | 2. twelve pairs of cranial nerves