QUESTIONS

ANSWER BOX

1. What is the function of the heart.

to pump blood round the body.

2. Match the following organs to their organ system.

(see below)                                    

    a. heart 1. digestive system

a- 3                                   

    b. lungs 2. nervous system

b-4                                   

    c. brain 3. circulatory system

c-2                                   

    d. stomach 4. respiratory system

d-1                                   

3. Put the following in the correct order to show the passage of air into the lungs: bronchi alveoli windpipe nose bronchiole

nose, windpipe, bronchi, bronchioles, alveoli           

4. What gas from the air do our cells need for energy

oxygen                                   

5. What happens to the rib cage and diaphragm when you breathe in

ribs move up and out diaphragm moves down

6. The ribs protect the lungs - what other jobs does our skeleton do

support                                   

7. What kind of joint is the elbow

hinge joint                                   

8. Muscles move in pairs to operate these joints. To bend your arm your biceps muscle must

contract                                   

9. We get our energy from respiration. As well as oxygen our cells need

glucose                                   

10. What are the 5 main food groups required for a balanced diet

carbohydrates, fats, protein, vitamins and minerals, fibre

11. What foods are good sources of protein

meat, milk. cheese, pulses

12. How can foods be tested for starch

iodine will turn black                 

13. What happens to food in the stomach

it is churned and stored                 

14. What happens to food in the small intestine

it is broken down (digested)