Lecture 1 - General organisation of the nervous system

Question 1

What is neuroscience ?

Answer 1

Neuroscience also known as neural science is the study of how the nervous system develops, its structure and what it does.

Question 2

What’s electrophysiology?

Answer 2

Physiological properties of cells and neural system

Question 3

What does a squid have ?

Answer 3

Giant nerve chord

Question 4

Whats a nervous system like in a simple organism ?

Answer 4

Network of nerve cells connected together without central command centre

Question 5

What does a hydra have ?

Answer 5

A nerve network made from Porto neurones

Question 6

What’s the CNS ?

Answer 6

Brain and Spinal Cord

Question 7

What does the peripheral nervous system contain ?

Answer 7

Sensory input and motor output

Question 8

How many cerebral hemispheres does the brain have ?

Answer 8

2

Question 9

Where does the midbrain have ?

Answer 9

Visual and auditory inputs

Question 10

What joins the midbrain to the spinal cord ?

Answer 10

Hindbrain

Question 11

What does the hindbrain include ?

Answer 11

The pons and medulla oblongata

Question 12

What does the medulla control ?

Answer 12

The unconscious, essential functions like breathing and blood circulation

Question 13

whats the coordinating centre ?

Answer 13

The cerebellum

Question 14

What helps in learning complex motor tasks ?

Answer 14

Cerebellum

Question 15

What are ridges in the brain called ?

Answer 15

Gyri

Question 16

What are grooves in the brain called ?

Answer 16

Sulci

Question 17

What functions do lobes have ?

Answer 17

• occipital - process sensory information
• parietal - integrate sensory motor info
• frontal - make decision about movements
• temporal - cognitive capacity

Question 18

What’s the occipital lobe associated with ?

Answer 18

Sight

Question 19

What’s are the two types of brain tissue ?

Answer 19

Grey matter and white matter

Question 20

What does grey matter do ?

Answer 20

Lies the surface of the brain

Question 21

What’s nuclei ?

Answer 21

Clusters of nerve cells

Question 22

What’s white matter ?

Answer 22

Myalin - it contains large number of fibres

Question 23

Does white matter collect the two hemispheres ?

Answer 23

Yes

Question 24

The white area represents

Answer 24

Axons of nerve cells

Question 25

Where’s the midbrain ?

Answer 25

In the middle

Question 26

Structures develop around the ?

Answer 26

Midbrain

Question 27

What’s the top surface of the midbrain called ?

Answer 27

Tectum

Question 28

What does the midbrain differentiate into ?

Answer 28

Superior colliculi and inferior colliculi

Question 29

What’s the superior colliculi ?

Answer 29

Visual tracking

Question 30

What’s the inferior colliculi ?

Answer 30

Auditory processing

Question 31

What sight do dinosaurs have ?

Answer 31

Can’t see movement

Question 32

Midbrain contains ventricles ?

Answer 32

3 and 4

Question 33

What’s the floor of the midbrain called ?

Answer 33

Tegmentum

Question 34

What is dopamine ?

Answer 34

Neurotransmitter

Question 35

What causes Parkinson’s disease ?

Answer 35

Degeneration of the basal ganglia

Question 36

The ventral tegmental area projects to ?

Answer 36

Limbic system and frontal cortex

Question 37

Where does the Mesolimbic path terminate ?

Answer 37

Nucleus accumbens. Signals reward.

Question 38

What does cerebellum mean ?

Answer 38

Little Brain