Introduction

Question 1

What is the most common bone disease and what are the symptoms?

Answer 1

Osteoporosis
- Brittle and weak bones, prone to break easily.
- Strikes more women than men.

Question 2

What does the CNS consist of?

Answer 2

The brain and spinal cord.

Question 3

What does the PNS consist of?

Answer 3

All nerves that exit the brain and spinal cord.
- It carries sensory and motor messages to other parts of the body.

Question 4

What makes up the brainstem?

Answer 4

The hindbrain and midbrain.

Question 5

What is the medulla oblongata?

Answer 5

A swelling of tissue just above the spinal cord.
- Signals that go to and from the structures of the brain pass through this region.
- Damage to this area will result in death.

Question 6

What are the pons?

Answer 6

Pons = bridge
They form connections between the medulla oblongata and higher brain centres.

Question 7

What is the cerebellum responsible for?

Answer 7

• The coordination of voluntary movements.
• Regulation.
• Balance.
• Maintaining muscle tone.

Question 8

What are the structures of the limbic system?

Answer 8

• Hippocampus (memory).
• Amyglada (aggression).
• Hypothalamus.
• Cingulate gyrus.

Question 9

What is the hypothalamus?

Answer 9

The ultimate control centre for the autonomic nervous system.

It is a major regulatory centre for:
- Eating.
- Drinking.
- Sex.
- Circadian rhythms.
- Temperature control.