Human Development Flashcards
What is an assumptions about brain development?
-Brain development an epigenetic process (not genetic)
What are the 3 Periods of Prenatal development?
- Zygote (2 weeks): Fertilization, Implantation, Start of Placenta
- Embryo (6 weeks): Groundwork laid for all body, structure and internal organs
- Fetus (30 weeks): “growth and finishing” phase
What are 2 things we know about brain growth?
- At birth, most neurons the brain will have are present
- By age 2 years, brain is 80% of adult size
When is the first Trimester for a Fetus?
1-3 months
What happens during the first trimester?
- Organs/muscles form
- nervous system starts to become organized and connected
- Lungs begin to expand and contract
what period is the 2nd trimester?
3-6 months
What happens during the second trimester?
- Many organs are well developed by 20 weeks.
- Most of the brains neurons are in place.
What period is the 3rd trimester?
6-9 months
What happens during the third trimester?
Fetus takes beginnings of personality.
What are the baby’s adaptation to labor/delivery?
- High levels of stress hormones which:
1. help baby withstand oxygen deprivation
2. prepare baby to breathe
3. arouse infant into alertness
To what extent can a newborn taste?
- have a preference for sweet tastes at birth
- can readily learn to like new tastes
To what extent can a newborn smell?
- have odor preferences at birth
- can locate odors and identify mother by smell from birth
To what extent can a newborn hear?
- can hear a wide variety of sounds
- can distinguish between a variety of sound patterns when only a few days old
What 2 hormones facilitate care giving?
Oxytocin and prolactin
List 7 ways infants are social
- Arousal at sight of peers and mutual gaze (2 months)
- Social smiling
- Vocalizations (cooing)
- Reaching toward peers
- Reciprocity of gestures (6-9 months)
- Initiation and response to socially oriented behaviors increases with age (imitation)
- Facial expressions- interest, surprise, joy, distress
In Bowlby’s early attachment theory, Children come into the world biologically, preprogramed to form attachments with others because it will help them what?
Survive
In Harlow’s early attachment theory, a Mother’s love is seen as:
- Emotional (rather than purely physiological)
- for healthy psychological development
- capacity for attachment associated with critical periods in early life
What are the 4 attachments types in Ainsworth’s Strange Situation?
- Secure
- Insecure-avoidant
- Insecure-Ambivalent
- Insecure-Disorganized
What does the child’s behavior look like in Secure attachment?
- Distressed when caregiver leaves
- happy when caregiver returns
- seeks comfort from caregiver when scared or sad
What does the child’s behavior look like in Insecure-avoidant attachment?
- no distress when caregiver leaves
- does not acknowledge return of caregiver
- does not seek or make contact with caregiver
What does the child’s behavior look like in Insecure-Ambivalent attachment?
- distress when caregiver leaves
- not comforted by return of caregiver
What does the child’s behavior look like in Insecure-Disorganized attachment?
- no attaching behaviors
- often appear dazed, confused or apprehensive in presence of caregiver
What does the CAREGIVERS’s behavior look like in Secure attachment type?
- react quickly and positively to child’s needs
- responsive to child’s needs
In what attachment type is the CAREGIVER unresponsive, uncaring and dismissive to the child?
insecure-avoidant
In what attachment type does the CAREGIVER respond inconsistently to the child?
insecure-ambivalent
What does the CAREGIVERS’s behavior look like in insecure-disorganized attachment type?
- abusive or neglectful
- responds in fighting or frightened ways
What are 2 things you need to know about Articulatory development in infants?
- cooing begins just before 3 months
2. babbling is typically between 6-10 months
What is the stage in Erikson’s Stage of Development that occurs from Birth-18 months?
Trust Vs. Mistrust
what important event happens in Trust Vs. Mistrust?
Feeding
What is the outcome during the Trust Vs. Mistrust Stage?
- sense of trust when caregivers provide:
1. reliability
2. Care
3. Affection
(lack of this leads to mistrust)
What is the stage in Erikson’s Stage of Development that occurs from 2-3 years old?
Autonomy Vs. Shame and Doubt
what important event happens in Autonomy Vs. Shame and Doubt?
Toilet Training
What is the outcome during the Autonomy Vs. Shame and Doubt Stage?
Developing a sense of personal control over physical skills and sense of independence
What is the stage in Erikson’s Stage of Development that occurs from 3-5 years old?
Initiative vs. Guilt
what important event happens in Initiative vs. Guilt?
Exploration
What is the outcome during the Initiative vs. Guilt stage?
-child began asserting control/power over environment
Success= sense of purpose Failure= exerting too much power -> disapproval -> sense of guild