Cerebrum

Question 1

Example of Limiting Sulcus

Answer 1

Central sulcus of Rolando → Separates Sensory and Motor cortex

Question 2

Limiting sulcus separates

Answer 2

Two different functional area

Question 3

Example of Axial Sulcus;

Answer 3

Posterior part of Calcarine sulcus in Occipital Cortex

Axial Sulcus formed in the Homogenous area

Question 4

Lunate sulcus is example of

Answer 4

Operculated sulcus;

Operculated sulcus is similar to limiting sulcus

The lip of sulcus contain 3rd different area

Question 5

Posterior part of Calcarine Sulcus is

Anterior part of Calcarine Sulcus is

Answer 5

Axial Sulcus

Complete Sulcus

Question 6

Area 44, 45

Answer 6

Motor/Broca’s area of Speech

In Inferior frontal gyrus

Question 7

Area 8

Answer 7

Frontal Eye Field

In Middle Frontal Gyrus

Question 8

Area 6

Answer 8

Premotor Area ~ plan the movement

In Superior Frontal Gyrus

Question 9

Area 4

Answer 9

Primary Motor Area

In Precentral Gyrus

Question 10

Area 9, 10, 11, 12

Answer 10

Pre-Frontal Gyrus

For critical thinking and Social Behaviour

Question 11

No. Of Primary Sensory Area

Answer 11

Area 3, 1, 2

In Postcental Gyrus

Question 12

Sulcus dividing the Parietal lobe into Superior and Inferior Parietal Lobule

Answer 12

InterParietal Sulcus

Question 13

Sensory association cortex located in

Answer 13

Superior Parietal Lobule

Area 5, 7

Question 14

Area in the Posterior part of Superior Temporal Gyrus

Answer 14

Wernicke’s area

Area 22

Sensory area for Speech

Question 15

Area in the Anterior part of Superior temporal gyrus

Answer 15

Auditory area

Area 41, 42

Also known as Heschl’s gyrus

Question 16

Paracentral lobule represents

Answer 16

Lower limb and Perineum (urogenital and anal orifice)

Question 17

Highest centre for Micturition and Defecation

Answer 17

Paracentral Lobule

Question 18

Area 28

Answer 18

Olfactory Area

Question 19

Function of Parahippocampal gyrus and Uncus

Answer 19

Olfaction, Mood and Behaviour

Part of Limbic System

Question 20

Location of Insular Cortex

Answer 20

Floor of Lateral sulcus between Frontal and Temporal Lobe

Question 21

Insular Cortex is made up of

Answer 21

2 Lobes;

Anterior lobe ~ Agranular layer

Posterior lobe ~ Granular later

Question 22

Anterior lobe of Insular cortex

• receives fibres from which part of Thalamus ?
• provides fibres to?

Answer 22

From;
1. Medio - dorsal part

2. Ventro - posterior part

To;
Limbic system - Olfactory cortex

Question 23

Posterior lobe of Insular cortex

• receives fibres from which part of Thalamus?
• provides fibres to?

Answer 23

From;
1. Pulvinar part

2. Ventro-posterior part

To;
Auditory cortex

Question 24

Posterior lobe of Insular Cortex provides fibres to?

Answer 24

Auditory cortex

Question 25

Anterior lobe of Insular cortex gives fibres to

Answer 25

Limbic System ~ Olfactory Cortex

Question 26

Artery supplying Wernicke’s and Broca’s area

Answer 26

Middle Cerebral Artery

Question 27

Entire motor cortex is supplied by

Answer 27

ACA - Medial Surface

MCA - Lateral Surface

Question 28

Visual Cortex is Predominantly supplied by

Macular area - ?

Answer 28

Predominantly by - PCA

Macular Area - MCA

Question 29

Areas of Representation in Motor Homunculus are dependent on

Answer 29

Skills

Not on the size of Organ

Question 30

Broca’s area and Wernicke’s area are connected by means of

Answer 30

Arcuate fibres / Fasciculus

Question 31

For Repetition we need which structures to be normal

Answer 31

Broca’s Area

Wernicke’s Area

Arcuate Fibres / Fasciculus

Question 32

In Broca’s aphasia;

Fluency -

Comprehension -

Repetition-

Answer 32

Fluency - affected

Comprehension - Normal

Repetition - affected

Question 33

In Wernicke’s aphasia;

Fluency -

Comprehension -

Repetition -

Answer 33

Fluency - Normal

Comprehension - affected

Repetition - affected

Question 34

In Conduction aphasia; lesion in arcuate fasciculus

Fluency -

Comprehension -

Repetition -

Answer 34

Fluency - Normal

Comprehension - Normal

Repetition - affected