Physical Development 1

7/28/2019 Physical Development 1

1/18

ZAINAB HJ NAWAB KHANTESL 1

JAN 2012


2/18

Physical development Prenatal Infant Child Early Adolescence

3.1 Explain the stagesof physicaldevelopment of a child

3.2 Present thecharacteristics ofphysical developmentaccording to thedevelopmental stages


3/18

PRENATAL

INFANT

CHILD

EARLY ADOLESCENCE


4/18

WEEKS PROGRESS1

Zygote

One cell zygote multiples and forms a blastocyst

2 The blastocyst burrows into the uterine lining

3-4Embryo

6mm,a primitive brain and spinal cord appear. Heart,muscles,ribs, backbone, and digestive tract begin todevelop

5-8 2.5cm,Many external body structures face,arms,legs,toes& fingers and internal organs form. The sence of touchbegins to develop and embryo canmove.

9-12Fetus

7.6cm,Nervouse system,organs & muscles becomeorganized & connected-kicking,thumb sucking &mouth

opening, sex is evident13-24 30cm,Fetal movement can be felt by mother, fetus react to

sound

25-38 50cm,Size increases,Lung mature,rapid brain development,fetus rotate upside down in preparation for birth.


5/18

1.Teratogen-any environmental agent thatcauses damage during prenatal period Dose,Heredity,Age,Other negative influences-poor nutrition, lack

of medical care2. Prescription and non prescription drugs3. Illegal drugs

4. Tobacco5. Alcohol6. Radiation7. Environmental pollution8. Maternal disease9. Nutrition10. Exercise11. Emotional stress12. Maternal age / previous birth


6/18

WHAT ARE THE COMMON DISCUSSEDISSUES DURING PREGNANCY


7/18

Rfelex StimulationEye blink Shine bright light eyes, or clap hand near head.

Permenant

Rooting Stroke cheek near corner of mouth

Sucking Place finger in infants mouth

Palmar grasp Place finger in infantss hand, and press

against palm

Tonic neck Turn babys head to one side while infant islying awake on back

Stepping Hold infant under arms and permit bare feet totouch a flat surface

Stepping Hold infant under arms and permit bare feet totouch a flat surface


8/18

refers to skills that involve large musclesactivities e.g:

crawling Standing

Walking

Jumping

etc


9/18

Development of fine skills that involve morefinely turned movement such as fingerdexterity

Grasping

Holding

Buttoning

etc


10/18

period Motor development6 weeks When held up right, holds head erect & steady

2 months Lifts self by arms, roll from side to side

3 months Grasps cube

4.5 months Rolls from back to side7 months Sits alone,crawls

8 months Pulls to stand

9 months Plays simple games

11 months Stands alone,walks alone

23 months Jumps in place


11/18

WHAT ARE THE MOST COMMON ISSUESABOUT TAKING CARE OF INFANT


12/18

age Motor skills2-3 Walks more rhythmically, hurried walk change to run

Jumps, hops, throws & catches with rigid upper bodyPushes riding toy with feet

3-4 Walks up stairs, pedals

4-5 Walks downstairs, skips with one foot

5-6 Increases running speed, skipping, throwing speedincreases

7-12 Increases in gross motor skillsSlow but consistent growth


13/18

The most important hormones for humangrowth are released by the pituitary gland.

Located at the based of the brain

It will enter bloodstream and induce growth

Testosterone ( boys) genitals,height, voice

Estrogen-breast, uterine & skeletal


14/18

WHAT ARE THE COMMON

ISSUES ABOUT RAISING ACHILD


15/18

Puberty- physical maturation involvinghormonal & bodily changes ( in order)

MALE FEMALEIncrease in penis and

testicle size

Breast enlarge/pubic

hair appearsPubic hair Armpit hair

Minor voice changes Height

Maximum growth inheight

Wider hips

Armpit hair Menstruation

More voice changes

Growth of facial hair


16/18

Have common charateristics Noticed they are gay in mid or late

adolescence

Majority of gay adolescence also experiencedother sex attraction (bisexual) , but do notfall in love


17/18

WHAT ARE THE COMMON

ISSUES ABOUT ADOLESCENT


18/18

HEREDITY ENVIRONMENT

Documents

Physical Development 1