Which of the following diseases cause the most death in Hong Kong in 2016?

• Heart disease

• Stroke

• Cancer

• Pneumonia

Which of the following is NOT a symptom of cancer?

• Abnormal bleeding

• Changes in toilet habits

• Shortness of breath

• Lumps on the body

The heart __________ and blood flows from the heart to different parts of the body.

• relaxes

• contracts

Blood carries ________ and ________ to different parts of the body.

(Pick all the correct answers)

• Carbon dioxide

• Oxygen

• Waste

• Nutrients

What is the sequence of the development of heart disease?

1. The blood vessel is narrowed or blocked.

2. Fat builds up in the blood vessel.

3. Blood cannot pass through, so oxygen cannot reach the heart.

4. The inner wall of the blood vessel becomes thicker.

• 1, 2, 3, 4

• 2, 3, 4, 1

• 2, 4, 1, 3

• 4, 3, 2, 1

A stroke happens when there are problems with _______________ in the brain.

How can we prevent a stroke?

Diabetes is a disease that causes high blood ______ level.