Nervous System

Question 1

Divisions of the Nervous System

Answer 1

central and peripheral nervous system

Question 2

CENTRAL NS

Answer 2

Brain

Spinal Cord

Question 3

PERIPHERAL

Answer 3

Nerves –
Cranial
Spinal

Question 4

• Fast-acting control
system
• Responds to
internal and external
change
• Activates muscles
and glands

Answer 4

Nervous System

Question 5

Regions of the Brain

Answer 5

• Cerebral
hemispheres
• Diencephalon
• Brain stem
• Cerebellum

Question 6

• Largest part
• Consists of two cerebral hemispheres connected by a mass of white
matter – Corpus callosum
• Extends from the Frontal to Occipital bones; above the anterior and
middle cranial fossae ; and posteriorly above the tentorium cerebelli

Answer 6

CEREBRUM

Question 7

CEREBRUM Consists of two cerebral hemispheres connected by a mass of white
matter

Answer 7

Corpus callosum

Question 8

• Paired (left
and right)
superior
parts of the
brain
• Include
more than
half of the
brain mass

Answer 8

Cerebral Hemispheres (Cerebrum)

Question 9

The surface of cerebral hemisphere
is made of
ridges __
and grooves

Answer 9

(gyri)

sulci

Question 10

a fold or

convolution

Answer 10

Gyrus ( gyri )

Question 11

groove between

adjacent gyri

Answer 11

Sulcus ( sulci )

Question 12

separates the frontal and parietal lobe

Answer 12

Central sulcus of Rolando

Question 13

forms the boundary between the temporal lobe and the frontal and parietal lobes.

Answer 13

Lateral fissure of Sylvius

Question 14

• motor area; seat of mental

activities

Answer 14

frontal lobe

Question 15

• somesthetic area

Answer 15

Parietal lobe

Question 16

• visual center

Answer 16

Occipital lobe

Question 17

• hearing center

Answer 17

Temporal lobe

Question 18

• Almost completely hidden from the surface of the brain

* Consists of a dorsal Thalamus and a ventral Hypothalamus

Answer 18

Diencephalon

Question 19

large mass of gray matter that lies on either side of the
Third ventricle
 Relay station of the afferent sensory pathway to the cerebral cortex

Answer 19

Thalamus

Question 20

forms the lower part of the lateral wall and floor of

the Third ventricle

Answer 20

Hypothalamus

Question 21

Contains functional centers for the integration of all information
passing from the brainstem and spinal cord to the cerebral
hemispheres

Answer 21

Diencephalon

Question 22

Diencephalon is Subdivided into 4 parts:

Answer 22

Thalamus
Hypothalamus
Subthalamus
Epithalamus

Question 23

passageway of cerebrospinal fluid

Answer 23

Third Ventricle

Question 24

cavity of
diencephalon, bordered
bilaterally by the
thalamus and
hypothalamus

Answer 24

Third Ventricle

Question 25

Hypothalamus Subserves 3 systems

Answer 25

Autonomic NS Limbic Endocrine

Question 26

Stalk like part of the brain ; located in the posterior cranial fossa

Answer 26

Brainstem

Question 27

Brainstem is consists of:

Answer 27

Midbrain Pons Medulla oblongata

Question 28

Shortest part of the brainstem. where cranial 3 and 4 are located

Answer 28

Midbrain

Question 29

breathing center

Answer 29

medulla oblongata

Question 30

Situated on the anterior surface of the cerebellum below the | midbrain and above the medulla oblongata

Answer 30

pons

Question 31

right brain control left part of the body vice versa

Answer 31

decussation of the pyramid

Question 32

small brain

Answer 32

cerebellum

Question 33

for coordinated movements. self awareness.

Answer 33

cerebellum

Question 34

horse tail

Answer 34

caudia equina