Choose the correct answer for each question.

1. What does the term cephalo-caudal mean?

   1. ? Development in the upper part of the body, particularly the head and brain, progresses more rapidly than than development of the limbs.
   2. ? Development progresses equally throughout the body.
   3. ? The lower part of the body develops more quickly than the upper part.

2. What is the moro reflex?

   1. ? The baby turns its head in response to a touch on the cheek.
   2. ? When a baby is held upright with feet touching the ground, it makes walking movements.
   3. ? When a baby is startled, its hands and arms are thrown outwards and the legs straightened.

3. At 6 years old, what size is a child's head?

   1. ? 70% of an adult's size.
   2. ? 50% of an adult's size.
   3. ? 90% of an adult's size.

4. At what ages are growth spurts most common?

   1. ? 2, 12 and 18 years.
   2. ? 1, 5 - 7 years and puberty.
   3. ? 3, 8 and 15 years.

5. What are the first set of teeth called?

   1. ? Deciduous teeth.
   2. ? Milk teeth.
   3. ? Decayed teeth.

6. At what age do secondary sexual characteristics develop?

   1. ? 10 - 15 years
   2. ? 16 years
   3. ? 9 years

7. What are gonadotrophins?

   1. ? Hormones secreted by the pituitary gland.
   2. ? Oestrogen and testosterone.
   3. ? Sexual organs.

8. How much taller doyoung adults grow after puberty?

   1. ? Between 2 - 4 inches.
   2. ? Between 20 - 40 centimetres.
   3. ? Very little growth occurs after puberty.

9. What controls the height and weight of an individual?

   1. ? Inherited characteristics from parents.
   2. ? Environmental factors such as air pollution.
   3. ? Genes inherited from the father.

10. What is a genetic disorder?

    1. ? An illness, often affecting growth, passed on through the genes of one of the parents.
    2. ? An illness affecting the genes.
    3. ? A disorder affecting the genitals.

11. What does malnourishment meant?

    1. ? A diet rich in fat and sugar.
    2. ? Be fed with too little food or food of the wrong type.
    3. ? A diet of consisting of fruit only.

12. What is the menopause?

    1. ? Another name for menstruation.
    2. ? A pause in sexual activity.
    3. ? The time in a woman's life when her periods stop and she is no longer fertile.

13. What is osteoporosis?

    1. ? A condition where there is loss of hair.
    2. ? A condition affecting the liver.
    3. ? A condition where there is loss of bone density.

14. What is the cause of "middle age spread?"

    1. ? Not matching food intake with energy output.
    2. ? Reaching the age of 40 - 45.
    3. ? A lack of exercise as we get older.

15. What causes the loss of hearing during old age?

    1. ? Degeneration of sensory hair cells in the cochlea.
    2. ? Listening to really loud music when younger.
    3. ? Blocked up ears..