CNS

Question 1

Nervous System Anatomical Classification

Answer 1

Central Nervous System CNS
Peripheral Nervous System PNS

Question 2

Central Nervous System CNS is consisted of

Answer 2

Brain
Spinal cord

Question 3

PNS is consisted of

Answer 3

Cranial Nerves (12 pairs)
Spinal Nerves (31 pairs)

Question 4

Nervous System (Physiological Classification)

Answer 4

Somatic and autonomic

Question 5

Brain is divided to 3 parts name them

Answer 5

Forebrain Midbrain Hindbrain

Question 6

Forebrain is consisted of

Answer 6

Cerebrum
Thalamus
Hypothalamus

Question 7

Hindbrain is consisted of

Answer 7

Cerebellum
Pons
Medulla Oblongata

Question 8

Main parts of the brain

Answer 8

Cerebrum
Cerebellum
Brain stem
Diencephalon

Question 9

Cerebrum consists of

Answer 9

two cerebral hemispheres; right and left.

Question 10

Cerebellum consists of

Answer 10

two cerebellar hemispheres; right and left

Question 11

Brain stem formed from the

Answer 11

midbrain, the pons and the medulla oblongata.

Question 12

Diencephalon divided into

Answer 12

thalamus, subthalamus, hypothalamus, epithalamus
and meta-thalamus

Question 13

Cerebrum is what (according to it’s size)

Answer 13

is the largest part of the brain & has two
hemispheres.

Question 14

Cerebrum surface shows ridges of tissue, called

Answer 14

Gyri

Question 15

Gyri separated by grooves called

Answer 15

sulci

Question 16

The two cerebral hemisphere are Connected together by

Answer 16

corpus callosum.

Question 17

Each cerebral hemisphere is divided into 4 lobes name them

Answer 17

1. Frontal lobe
2. Parietal lobe
3. Temporal lobe
4. Occipitallobe

Question 18

Frontl lobe is responsible for

Answer 18

Thinking , memory, behaviour and movement

Question 19

Parietal lobe is responsible for

Answer 19

Language and touch

Question 20

Temporal lobe is responsible for

Answer 20

Hearing, learning and feelings

Question 21

Occipital is responsible for

Answer 21

Sight

Question 22

Brainstem is responsible for

Answer 22

Breathing, heart rate and temperature

Question 23

Cerebellum is responsible for

Answer 23

Balance and coordination

Question 24

Cerebellum is also called

Answer 24

Little brain

Question 25

Describe Cerebellum structure and site

Answer 25

Small structure under the base at the back of the brain

Question 26

Cerebellum has how many hemisheres? Describe its surface

Answer 26

has two hemispheres and has a highly folded surface or cortex

Question 27

Cerebellum function is

Answer 27

Responsible for balance and coordination

Question 28

Define Cerebellar ataxia

Answer 28

Uncoordinated movement due to lesion in the cerebellum

Question 29

Ataxic gait

Answer 29

Unsteady walk

Question 30

Brainstem lies in between what and what

Answer 30

between the cerebrum and the spinal cord.

Question 31

Brainstem Control

Answer 31

breathing , blood pressure and heart rate

Question 32

Spinal cord length, shape, site

Answer 32

45 cm long cylindrical lies within the vertebral canal

Question 33

Spinal cord extends from …… to ……

Answer 33

Extends from foramen magnum to L 2vertebra

Question 34

Spinal cord is Continuous above with

Answer 34

medulla oblongata

Question 35

The lower tapering end of the spinal cord is called

Answer 35

Conus medullaris

Question 36

Spinal cord Gives rise to how many spinal nerves

Answer 36

31 pairs

Question 37

Group of spinal nerves is continuous with the end of the spinal cord is called

Answer 37

cauda equina

Question 38

cauda equina is

Answer 38

Group of spinal nerves is continuous with the end of the spinal cord

Question 39

Each segment in the spinal cord gives origin to a

Answer 39

pair of spinalnerves.

Question 40

Spinal nerves are classified into

Answer 40

8 cervical nerves 12 thoracicnerves 5 lumbar nerves 5 sacral nerves 1 coccygealnerve

Question 41

Meninges are

Answer 41

three coverings of the central nervous system

Question 42

Meninges are arranged from inside outwards

Answer 42

1. Pia mater 2. Arachinoid mater 3. Dura mater

Question 43

Spaces related to the meninges

Answer 43

1. Subarachnoid space 2. Subdural space 3. Epidural space

Question 44

The cerebrospinal fluid is the

Answer 44

fluid circulating inside the CNS in subarachnoid space

Question 45

Meningitis is

Answer 45

The inflammation of the membrane surrounding the brain and spinal cord including the dura, arachnoid and pia mater