Today’s agenda Tues 5/20/14 1. WTW rules 2. Anatomy and Puberty 3. Review Sheet – pick one up * you can use it on the Final Exam!!!! * you can use it on the Final Exam!!!! Get a packet at the door

Human Anatomy and Puberty Worth the Wait: Day 1

Human Human Reproductive System

Male Reproductive System

Female Reproductive System

PUBERTY Body changes from a child to and adult Body changes from a child to and adult Females 9-16 yrs Females 9-16 yrs Males yrs Males yrs

Many experience feeling insecure Increased hormonal levels Rapid physical changes Trigger emotional changes Emotional Signs of PUBERTY

OTHER signs of puberty Increased hair growth Increased hair growth Arm pits and pubic area Arm pits and pubic area Males will have some hair growth on chest, arms, legs, and face Males will have some hair growth on chest, arms, legs, and face Increased perspiration and body odor Increased perspiration and body odor Increased glandular activity (producing oil Increased glandular activity (producing oil Acne Acne Oils mix with bacteria causing pimples Oils mix with bacteria causing pimples

Male CHANGES DURING PUBERTY Males: Testicles produce testosterone Testicles produce testosterone Increased appetite Increased appetite More muscular More muscular Hair growth in pubic area and under arms Hair growth in pubic area and under arms Deeper voices Deeper voices Begin having erections Begin having erections (erection - penis fills with blood and stands away from the body) Ejaculation Ejaculation Nocturnal emission Nocturnal emission Wet dream Wet dream

Female CHANGES DURING PUBERTY Increased appitite Increased appitite Ovaries begin producing estrogen and progesterone Ovaries begin producing estrogen and progesterone Breasts and curves develop Breasts and curves develop Begin having their monthly cycle Begin having their monthly cycle

Monthly Menestral Cycle - Period Hormonal levels vary throughout the cycle, causing emotional changes Hormonal levels vary throughout the cycle, causing emotional changes Females will have a period around every 28 days Females will have a period around every 28 days Day one: bleeding begins Day one: bleeding begins Bleeding usually occurs for 3-8 days Bleeding usually occurs for 3-8 days What is happening? What is happening? Shedding the lining of the uterus. This lining is made of blood vessles, tissue etc… Shedding the lining of the uterus. This lining is made of blood vessles, tissue etc…

OTHER CHANGES Interest in the opposite sex Interest in the opposite sex Develop friendships Develop friendships Practice communication skills with opposite sex Practice communication skills with opposite sex Learn what type of people you enjoy Learn what type of people you enjoy Development of own identity and interests Development of own identity and interests Often feel confused while learning to balance independence and responsibilities Often feel confused while learning to balance independence and responsibilities

Development of own Identity Feeling insecure and unsure of self are common Feeling insecure and unsure of self are common Feel mature, but not ready to handle all the responsibilities Feel mature, but not ready to handle all the responsibilities Insecurity about physical changes Insecurity about physical changes

Development of own Identity = who am I? Risky Behaviors Risky Behaviors Alcohol Alcohol Tobacco Tobacco Drugs Drugs Extreme sports Extreme sports Daredevil activities Daredevil activities Impulsive activities Impulsive activities Abstinence is healthiest choice and will make you happiest in long run. Avoiding risks is better than reducing risks. Abstinence is healthiest choice and will make you happiest in long run. Avoiding risks is better than reducing risks.

Anatomy Review Answer each question: 1. Explain the role hormones play both physically and emotionally during puberty 2. Analyze how a caterpillar undergoing metamorphosis is similar to a teenager experiencing puberty. 2. Analyze how a caterpillar undergoing metamorphosis is similar to a teenager experiencing puberty. 3. Describe how you personally have changed during puberty.