Teenage development Flashcards

1
Q

Around what age range is “adolescence”

A

13-18

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2
Q

Biological changes of puberty alone (do/do not) make adolescent storm and stress either university or inevitable.

A

do not

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3
Q

Do all cultures experience the adolescent “storm and stress” to the same extent?

A

no

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4
Q

Identity formation is impacted by ________ and ________ factors.

A

social; cultural

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5
Q

During adolescence, there is an interaction of _______, ________ and ______ systems,

A

physical, psychological and social

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6
Q

What are three main changes in physical development during adolescence?

A
  1. Puberty
  2. Changes in MSK
  3. Brain development
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7
Q

What are changes to the MSK system in adolescence?

A

4.1 to 3.5 inches a year

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8
Q

Muscle tissue is about ____ of total body weight in infant, _____ of total body weight in YA.

A

25%;40%

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9
Q

Adolescent boys are (stronger/weaker) than girls

A

stronger

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10
Q

During adolescence, more bone is _______ than _____.

A

formed; lost

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11
Q

____% of final adult calcium deposit occurs during early adolescence

A

26

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12
Q

Peak rates of calcium deposit occurs at ___ years for boys and ____ years for girls.

A

14;12.5

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13
Q

Onset of puberty is singled by secretion of pulses of ___________ _______hormone from the hypothalamus.

A

gonadotrophin releasing

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14
Q

GnRH stimulates pituitary gland to produce ______ _____ hormone and ________ hormone.

A

follicle stimulating; leutinizing

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15
Q

LH and FSH cause the ovaries to produce what hormone? What hormone in the testicles?

A

estrogen; testosterone

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16
Q

The production of ______ and ________ cause changes seen in puberty

A

estrogen; testosterone

17
Q

About ___% of teenagers are overweight (BMI over ___)

18
Q

What is an important process that occurs with synapses and grey matter during adolescence?

19
Q

When does the total volume of the brain peak for females? for males?

A

10.5 years; 14.5 years

20
Q

When does grey matter peak for females? for males?

A

8.5 years; 10.5 years

21
Q

What are some of the biggest changes in the brain during adolescence in?

A

limbic system

22
Q

The new perspective on risk taking involves the interaction between two neurobiological systems. What are they?

A
  1. Social-emotional

2. Cognitive control

23
Q

adolescent risk taking is stimulated by a rapid and dramatic increase with the ______-________ system.

A

socio-emotional

24
Q

_______ ______ system matures later in adolescence.

A

cognitive control

25
When is the period of increased vulnerability to risk taking during?
middle adolescence
26
Changes in the two neurobiological systems can impact adolescent behaviour in what 3 ways?
1. Vulnerable to risk taking 2. Decision making 3. Difficulty with impulse control
27
Adolescent brain may have increased sensitivity to alcohol, shown by significant white matter loss and damage to myelin in ________ cortex.
prefrontal
28
What are three changes to cognitive development that occur during adolescence?
1. Advanced reasoning skills 2. Abstract thinking 3. Meta-cognition
29
_______ = awareness and understanding of ones own thought processes.
meta-cognition
30
Adolescents report that their | _______ _______ is the most important predictor of their self esteem.
body image
31
Fewer than ___ in ___ adolescents participate in regular exercise
1 in 4
32
__ in ___ adolescents are obese in many countries.
1 in 3
33
Rates of cigarette smoking are (increasing/decreasing) among younger adolescents
decreasing
34
What are the 3 top causes of death in adolescents?
1. road traffic injuries 2. HIV/AIDS 3. Suicide
35
What are the top 3 causes of illness and disability in adolescents?
1. Depression 2. Road traffic injuries 3. Anaemia