Week 1 Chapter 29 Flashcards
Growth and Development of Adolescent
-Rapid growth in body size and proportions second only to growth in infancy
- Sexual Characteristics and reproductive maturity may occur
- Puberty begins in girls around 9-10 years, boys 10-11 years
-Cognitive and Emotional development are dramatic
- Adolescents represent varying levels of identity formation
Physiologic Changes in Adolescence
-Secretion of estrogen in GIRLS
-Secretion of testosterone in BOYS
- Physical Development, hormonal changes, and sexual maturation occur during in puberty
- Peak height velocity occurs at age 12 years in girls and 14 years for boys
- Muscle mass increase in boys and fat deposits increase in girls
Voice deepens drastically in
Males
Other Physical Changes in Adolescences
-Limbs elongate (Leggy)
-Growth plates at end of the bones begin to close
- Apocrine glands activate in axilla and genital areas
- Skin changes related to increased sebaceous gland secretions may led to acne
- Increase in body hair
- Hips widen in females, shoulders widen in males
Neurological System for Adolescence
-Growth of myelin sheath enables faster neural processing, cognitive growth increases
Respiratory System for Adolescence
-Increase in diameter and length of the lungs, respiratory volume and vital capacity increase
CV system for Adolescence
Size and strength of heart increase
Systolic and HR decreases
GI system for Adolescence
Full set of permanent teeth
Liver, spleen, kidneys, and digestive tract enlarge
Integumentary System in Adolescence
Skin is thick and tough, sebaceous glands are more active
- Sweat glands function at adult levels
Musculoskeletal System in Adolescence
Linear growth not complete
- Later for boys and earlier for girls
- Growth plates( Promote linear growth) begin to close
- Adult height obtained when growth plates have closed
Physical changes related to puberty 10-13 years female
Soft pubic hair on mons
Breast buds appear
Menses begins
Increased pigmentation on gentile area
Physical changes related to puberty 10-13 years male
Pubic hair begins and spreads laterally
Scrotum and testes enlarge
Scrotum begins to darken
Physical changes related to puberty 14-16 years female
Coarser pubic hair
Broader distribution of pubic hair beyond mons
Areola more prominent
Physical changes related to puberty 14-16 years male
Coarser pubic hair
Scrotum and testes growth
penis widens and glans penis develops
may see breast development
soft facial hair
Physical changes related to puberty 17-20 years female
Adult like pubic hair and breasts