The human nervous system Part 2 - The brain

Question 1

Name the three main parts of the brain and state the role of each.

Answer 1

cerebral cortex – is the outer ‘wrinkled’ layer of the brain it is responsible for intelligence, language, memory and consciousness
cerebellum-is located at the lower part of the back of the brain and is responsible for voluntary coordination of the muscles
medulla –is located in the lower part of the brain stem. It is responsible for involuntary coordination such as breathing, swallowing and heart rate

Question 2

How do neuroscientists study the brain?

Answer 2

Studying patients with brain damage, electrically stimulating the brain and using magnetic resonance imaging (MRI) scanning.

Question 3

What is an EEG?

Answer 3

Electroencephalogram (EEG) is a test used to find problems related to electrical activity of the brain.

Question 4

What is an MRI?

Answer 4

A device that uses strong magnetic fields and radio waves to produce detailed images of the brain and spinal cord.

Question 5

What does an MRI do?

Answer 5

MRI can distinguish between different types of tissues, including detecting cancerous cells.

Question 6

label parts of the eye

Answer 6

label them lol