7.1 Infant Growth and Development

Heredity, Nutrition, Health, and Environment

1.Do growth and development mean the same thing?

No, growth refers to changes in size, weight and length. Development refers to increases and changes in physical, emotional, social, or intellectual skills.

2. A. Head to toe:  Babies first develop some head control movement then they'll raise there head to see an object controls of muscles move down the body to the arms and hands. Babies legs and feet occur slowly. At the age of one the baby develops the skills it takes to walk.

B. Infants development also starts close to the body and moves outward. Later they develop more precise movement of hand and finger control. After that they then reach out to grab stuff.

C. Babies first develop large muscles. They then learn to do more complex tasks. more complex small muscle movements happen even later.

3. What are developmental  milestones  and why are they useful?  

It is a key skill used to check a child's progress and its useful so you can know if there where they  should be developing wise.

4. Will inherited talents always emerge in children? why or why not?

No because they dont always get the chance to experience that talent

5. Why is proper nutrition essential in an infant?

Eating foods that contain nutrients is vital to a child's lifelong health. Proper nutrition fuels the development of a baby. Research has shown that nutrition affects many aspects of a baby's physical growth and development, including bone strength, brain development, and height.

6. How does good health influence an infant's development?

A healthy baby is more likely to have varied experiences that stimulate the brain and aid in muscle development. An infant with poor  health is at risk of falling behind developmentally.

7. Is the quantity or variety of experiences a child has that impacts brain development?

It's not just one but both. Brain development which impacts all areas of  development, is linked to the quantity and variety of experiences that a child has.

8. What makes a place a stimulating environment for a baby?

An environment in which the baby has a wide variety of things to see, taste, smell, hear, and touch.

9.   A. At one year of age boys are typically longer than girls. False, they both are about 29 inches.

    B.  At birth, boys and girls typically weigh about the same.  True, they both weight about 7 1/2 pounds.

   C. Between the ages of 3 months and 12 months, girls typically weigh less than boys. True

10.Using your understanding of averages explain when parents should become concerned if their baby is above or below average in growth charts?

Kids grow at different rates so you cant be concerned about it.

11.Describe how the development of depth perception impacts a baby's interaction with the world.

 The baby is able to identify objects, colors, and people.

12.Classify each of the following movements as a reflex, gross motor skill, or fine motor skill.

Rolling over: Gross motor skill

Drinking from a cup: Fine motor skill

Sucking: Reflex

Crawling: Gross motor skill

Grabbing a finger placed in the baby's hand: Fine motor skill

Picking up food with the thumb and forefinger: Fine motor skill

13. At what age do baby's usually take there first steps alone? 1

14. Why is the development of hand-eye coordination important?


In the first year baby's tend to grow at there own pace but they do have a way of measuring how much the babys growing. They watch for a steady pattern of growth. sudden drops in a babys weight can indicate health concerns.


By Diane Miller, Lexus Graham, Delaney Tolliver, and Kylie Boudreaux

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