Fitness and Cardiac Health

What may lead to heart disease?

• being obese

• eating a high fibre diet

• eating a low sugar diet

• taking regular exercise

What is a function of some white blood cells?

• clotting of blood

• production of antibodies

• transport of carbon dioxide

• transport of oxygen

Which tissue helps prevent the bones rubbing together at a joint?

• cartilage

• ligament

• muscle

• tendon

The diagram shows a joint.

Which correctly identifies X and Y?

• X: tendon; Y: fluid

• X: fluid; Y: cartilage

• X: cartilage; Y: ligament

• X: cartilage; Y: fluid

What is the function of some white blood cells?

• to produce antibodies

• to produce platelets

• to transport glucose

• to transport oxygen

The graph shows the percentage of total deaths of women and men in one year that were due to heart disease.

The following three statements were made.

1. Men are more likely to die from heart disease as they get older.

2. Women are more likely to die from heart disease as they get older.

3. Above the age of 74, men are more likely than women to die from heart disease.

Which statements are conclusions that can be made from this data?

• 1, 2 and 3

• 1 and 2 only

• 1 only

• none of these statements

Which statement about veins is correct?

• They carry blood away from the heart.

• They all carry deoxygenated blood.

• They have valves to prevent backflow.

• They have thick muscular walls.

The graph shows how much exercise is needed to use the energy in a meal.

A man normally has a 400 kilocalorie lunch, but on a particular day he has a 600 kilocalorie lunch.

What is the number of minutes he must exercise to use up the extra energy?

• 40

• 60

• 80

• 100

Which statement is correct about all arteries?

• They carry blood away from the heart.

• They carry blood towards the heart.

• They carry deoxygenated blood.

• They carry oxygenated blood.

What is the function of the cartilage in a joint?

• It allows smooth movement of bones.

• It holds the bones firmly together.

• It prevents dislocation of the joint.

• It provides attachment points for muscles.