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20 Cards in this Set
- Front
- Back
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What are the two types of physical change that occurs during Puberty?
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- Bodily Changes
- Sexual changes |
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What do Bodily Changes of Puberty generally consist of?
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- Change in height and weight
- Change on body composition (fat, muscle) |
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What Sexual changes does Puberty usually consist of?
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- Change of reproductive organs
- appearance of secondary sexual characteristics (facial and body hair, breasts) |
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Which body parts usually mature first?
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- Hands, Head and Feet
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Which sex experiences physical growth first, and what are the ages of peak growth?
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- Girls 11 years
- Boys 13 years |
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What physical attributes grow to be more pronounced in boys than girls?
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- Muscle density
- Lung capacity - Heart capacity |
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How do boys and girls body compositions differ?
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- Boys more dense with muscle during adolescence
- Girls increase more in body fat during adolescence |
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What does the word menarche refer too in respect to female adolescent development?
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- The onset of menstruation typically occurs at age 13
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What does the word spermarche refer too in respect to male adolescent development?
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- The first spontaneous ejaculation of sperm-laden fluid typically occurs at about age 13
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Which gland is the most important player in pubertal development?
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- Pituitary gland
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How does the pituitary gland regulate physical development?
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- Signalling other glands to secrete hormones
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What are the adrenal glands role in producing outward signs of puberty?
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- release androgens that initiate biochemical changes that will produce body hair
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Where is estrogen release from in the body and what does it cause during puberty?
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- Released from ovaries
- causes breasts to enlarge and genitals to mature and fat to accumulate |
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Where is testosterone released from and what is its role in male puberty?
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- released from testes
- causes male genitals to mature and muscle mass to increase |
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What are some of the factors that influence a girls time of menarche?
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- Social Environment
- Nutrition - Genetics |
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How does the social environment effect the onset of puberty in girls?
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- Girls experience their first menarche earlier in girls who experience much family conflict
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What does the "Paternal Investment Theory" refer too?
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- Emphasizes the role of fathers in determining the timing of puberty
- Early maturation when high quality fathers are absent - Delayed maturation when there are few high quality fathers |
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What is the non Paternal Investment theory explanation for girls reaching sexual maturity faster when experiencing family conflict?
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- When under this socioemotional stress the hormones elicited by stress could help activate the hormones that trigger the menarch
- Evolutionary advantage: future reproductive success is uncertain take the evolutionary gamble to favour "lower quality" offspring early over "higher quality" offspring later |
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Are hormones the main cause of teenage moodiness?
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- No, it has been found that the relation between hormones and moodiness tends to be small and is found primarily in early adolescence
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What causes teenage moodiness if not hormone increase?
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- Adolescents often change activites and social settings many times during the day
- More positive mood with friends or during recreational activities - negative moods at work or adult-regulated settings |
