Physical growth is an increase in size. Development is growth in function and capability. Both processes highly depend on genetic, nutritional, and environmental factors. As children develop physiologically and emotionally, it is useful to define certain age-based groups.

1. GROWTH AND DEVELOPMENT OF
AN INFANT
By
Mr. Ravi Rai Dangi
Assistant Professor
Fellowship in Neonatal Nursing
MSc. Child Health Nursing

2. PHYSICAL GROWTH
• Weight:
Doubles by first 6 month and Tipples by 1 year.
(Age in months +9)/2

3. • Height
50 cm at birth.
1 year-70-80 cm
• Head circumference-35 cm at birth
47 cm at the end of 1 year.

4. • Eruption of teeth
Calcification of the primary deciduous teeth
starts early in fetal life. First deciduous teeth
erupt between 6-8 months of age. The first to
erupt are usually the lower central incisors.

5. • Circulatory growth
Hb, RBC, WBC and platelets decreases in
number until the third month of life.

6. • Body temperature and respiratory rate
Body temperature follows the average to
normal range after the initial adjustment to
postnatal living.
Respiration average is 30/minutes.

7. DEVELOPMENTAL MILESTONES
• GROSS MOTOR
• FINE MOTOR
• LANGUAGE
• SOCIAL

8. GROSS MOTOR- 1 MONTH
• Lies in flexed position.
• Head lags when baby pulled from supine to a
sitting position
• Turns head to the side

9. GROSS MOTOR MILE STONE
Neck holding – 3 months

10. ROLLS OVER- 4 MONTHS

11. SIT WITH SUPPORT - 5 MONTHS

12. SIT WITHOUT SUPPORT-6
MONTHS

13. CREEPING - 7 MONTHS

14. CRAWLING -8 MONTHS

15. STAND WITH SUPPORT- 9
MONTHS

16. STAND WITHOUT SUPPORT 10
MONTHS

17. WALK WITH SUPPORT
11-12 MONTHS

18. WALK WITHOUT SUPPORT
12-13 MONTHS

19. FINE MOTOR DEVELOPMENT
• 1 -2 MONTH- CAN GRASP AN OBJECT
PLACED IN THE HAND
HANDS MAY OPEN
• 3-4 MONTHS- CARRIES HAND OR OBJECT
IN TO MOUTH
GRASP OBJECT WITH BOTH THE HAND

20. FINE MOTOR DEVELOPMENT
• 5-6 MONTHS- Tries to obtain object beyond
reach
Drops object when another is offered
• 7-8 months- Hold two toys at once
Transfers a toy from one hand to another
Drinks from cup with assistance

21. • 9-10 months-Attempts to use the spoon but
spills content
Drinks from cup with some spilling.
11-12 months- Brings hands together.Pincer
grasp

22. FINE MOTOR DEVELOPMENT
• Grasp
• Ulnar grasp
( 7-8 month )
• Radial grasp
( 9-10 months )
• Pincer grasp

23. LANGUAGE DEVELOPMENT
• 6 MONTHS- BUBBLING, da ma ba etc
• 8 months- shouts for attention
• 9 months- Responded to adult’s anger, Cries
when scolded,
• 10 months- Able to respond question by
pointing
• 10-12 MONTHS- Able to speak like Amma,
Dada etc

24. SOCIAL DEVELOPMENT
• 2 months- Social smile , Recognize mother

25. SOCIAL DEVELOPMENT
• 3-4 months- Stops crying when familiar
parson approaches , Interested in
surroundings
Smiles in response to smiles of others
• 5-6 months- Smiles at self in mirror, Begin
to discriminate family members from
strangers
• 7-8 months- Fear of strangers, crying or
screaming

26. SOCIAL DEVELOPMENT
• 9-10 months- Knows what no means.
Beginning fears about feeling left alone.
• 11-12 months-Plays social games