Chapter 3- Physical & Cognitive Dev. In Infants and Toddlers Flashcards

1
Q

The outer, folded mantle of the brain, responsible for thinking, reasoning, perceiving, and all conscious responses. Bigger than a monkey’s and rat’s cortex.

A

Cerebral cortex

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2
Q

A long nerve fiber that conducts impulses away from the cell body of a neuron.

A

Axons

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3
Q

A treelike branch fiber that receives information and conducts impulses toward the cell body of a neuron.

A

Dendrites

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4
Q

A gap between the dendrites of one neuron and the axon of another, over which impulses flow.

A

Synapses

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5
Q

Forming connections between neurons at the synapses. Responsible for all perceptions, actions, and thoughts. Most intense during infancy and childhood, and continues throughout life. A lifelong process, we continue to grow, learn and develop intellectually from age 1 to age 100+.

A

Synaptogenesis

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6
Q

A fatty layer covering the axons of neurons. This process, speeds the transmissions of neural impulses, continues from birth to early adulthood. A slow process.

A

Myelination

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7
Q

The lubricant that permits the neural impulses to speedily flow. May determine which cells thrive.

A

Myelin sheath

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8
Q

The part of the brain that interprets visual stimuli, axons are myelinated by about age 1. Intense while reading braille and localizing sounds in space.

A

Visual cortex

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9
Q

Brain region that involves higher reasoning and thought, the myelin sheath is still forming into our 20’s.

A

Frontal lobes

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10
Q

T or F: we need to get rid of unnecessary neurons to permit the essential cells to flower (to grow).

A

Neural pruning

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11
Q

Begins around age 1 in the visual cortex. Starts during late childhood in late childhood.

A

Neural pruning

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12
Q

Our cortex is malleable/changeable, able to be changed during infancy and childhood years. (Refers to neural and cognitive development).

A

Plastic

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13
Q

In the left hemisphere of the brain.

A

Language

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14
Q

T or F: if an infant has a stroke in the left hemisphere of the brain, the right hemisphere takes over, and language develops there in that right hemisphere.

A

T

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15
Q

permanent loss In understanding speech or forming words.

A

Stroke in left hemisphere of the brain, normal location of language

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16
Q

T or F: before the pruning phase, the brain is malleable/changeable.

A

T

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17
Q

How many neurons in the brain?

A

More than 100 billion neurons.

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18
Q

How many neural connections in synaptogenesis?

A

Makes 60 trillion neural connections

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19
Q

T or F: boy’s brains are 10% larger than girl’s brains, even during childhood.

A

T

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20
Q

1) Development unfolds “in its own neurological time” (you can’t teach a baby a skill when the brain is offline).
2) stimulation sculpts neurons.
3) the brain is still “under construction”.

A

Basic brain principles

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21
Q

Automatic sucking movements newborns make, when something touches their lips.

A

Sucking reflex

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22
Q

Newborn’s response to a touch on the cheek, if anything touches their cheek, they turn their head in that direction and suck. Without this physical cue, babies would have trouble finding the breast.

A

Rooting reflex

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23
Q

A response or action that is automatic. Does not depend on the cortex, not under conscious control.

A

Reflexes

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24
Q

Newborns automatically grasp anything that touches the palm of their hand.

A

Grasping

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25
Work demands (breast feed for 15 weeks, before returning back to work), social stigma (breastfeeding in public areas with people looking), physical pain (breastfeeding for months can be painful for mothers).
Breast feeding barriers
26
A lack of adequate food.
Under nutrition
27
Child having a small height caused by lack of adequate nutrition/food. Under age 5, Who rank below the fifth percentile in height.
Stunting
28
Households needing to serve unbalanced meals, not having enough food at the end of the month, or starving due to lack of money.
Food insecurity
29
Baby is Crying (way of communicating our feelings, needs). Occurs around 1 month after birth, a distinctive change occurs about month 4.
Baby’s communication signal
30
Continuous crying during the first 3 months of life; caused by an immature nervous system. It is short. Month 4, baby is well. A concern, when a baby cries a lot after this age.
Colic
31
A calming strategy that involves holding a baby close to the mother or caregiver's body. Reduces the newborn's levels of the stress hormone cortisol.
Skin to skin contact (to quiet a baby)
32
Carrying a baby in a sling close to the caregiver's body. Most useful for soothing a baby. Reduces cortisol levels for both parents and child. Baby's result with higher IQs.
Kangaroo care (to quiet a baby)
33
Baby is Sleeping. Two week old babies sleep for almost 14 hrs out of a 24 hr day. Noise helps babies zone out. Baby wakes up and wails every 3 to 4 hrs.
The main newborn state
34
The phase of sleep involves rapid eye movements, when dreaming is intense and our brain frequencies look virtually identical. REM decreases as babies mature.
REM sleep
35
Children at 6 months of age, able to put themselves back to sleep when they wake up during the night.
Self soothing
36
In collectivist cultures, having a child and parent share a bed. Bed sharing could produce dependency. Might be a risk for sexual abuse. Can be bad sleeping next to a baby.
Co sleeping
37
An explained death of a healthy baby, often while sleeping, during the first year of life. Top ranking cause of infant mortality in the developed world. Baby being placed faced down in a crib.
Sudden infant death syndrome
38
The principle that we are attached to novelty and prefer to look at new things.
Preferential looking paradigm
39
Lost of interest in a new object after some time.
Habituation
40
Research using preferential looking and habituation to explore what babies know about people's faces. Baby prefers to look at familiar faces like their mother and father. Also attractive faces and moving faces.
Face perception
41
Hypersensitive to facial expressions of fear, alerts us to danger, may prevent us from getting injured or killed.
Fear bias
42
The ability to judge distances, including seeing heights.
Depth perception
43
A table, with a checkboard pattern. Infant is at one end and mother is at the other end. Infant is refused to move.
Visual cliff
44
Making the home a safe environment for the mobile infant.
Baby proof
45
Piaget's first stage of cognitive development, last from birth to age 2, when baby's agenda is to pin down the basics of physical reality.
Sensorimotor stage
46
Habits, or action oriented schemas, the child repeats again and again.
Circular reactions(sensorimotor stage)
47
Repetitive actions centered on the child's body.
Primary circular (sensorimotor stage) reactions
48
Last for about 4 months of age, centered on exploring the external world.
Secondary circular reactions (sensorimotor stage)
49
The little scientist, begin around age 1, being flexible and exploring the properties of objects.
Tertiary circular reactions
50
around age 1 when babies use tertiary circular reactions to actively explore the properties of objects, experimenting with them like scientists.
Little scientist phase
51
Child performing a different action to get to a goal.
Means end behavior
52
Understanding that objects exist even when we no longer see them, emerges during the sensorimotor stage.
Object permanence
53
Baby goes back the same hiding place to look for an object even though they have seen it get hidden in a second place.
A not B error
54
Understanding cognition that divides thinking into specific steps and component processes, like a computer.
Information processing
55
Skill to understanding a person's feelings and getting along with other human beings.
Social cognition
56
Nouns, verbs, and rules for organizing words into sentences. To communicate meaning.
Grammar
57
Chomsky's: A hypothetical brain structure that enables our species to learn and produce language.
Language acquisition device
58
Language development that emphasizes its social function, babies and adults have a mutual passion to communicate.
Social interactionist perspective
59
Alternating vowel and consonant sounds that babies repeat with variations of intonation and pitch and precede the first words. Such as "da da da."
Babbling (5-11 months of age)
60
When babies use a single word to communicate a sentence or complete thought. Such as "ja".
Holophrase (12 months of age)
61
First stage of combining words to a sentence to its essential words. Such as "me juice; mommy no".
Telegraphic speech (18 months-2 yrs of age)
62
Simple words, exaggerated, high pitched tones that adults and children use to speak to infants to help teach language. Such as "mommy loveees babyyy!"
Infant directed speech
63
Stroke a baby's foot and their toes turn outward.
Balinski Reflex
64
Baby's feet on the surface and takes small steps.
Stepping reflex
65
baby is placed underwater, hold their breath and make swimming motions.
Swimming reflex
66
Month _ or _, babies no longer suck continuously.
4 or 5
67
Sigmund, "everything in the mouth".
Infancy's oral stage
68
T OR F: Sticking to foods they know reduces the risk of eating poison.
T
69
T OR F: Breastfeeding is a life saver in poor nations today.
T
70
t or f: breastfeeding benefits toddlers more resistant to the flu, to myelin information, and to predicting better preschool memory skills.
T
71
T OR F: Women who nursed longer had kindergarteners with few behaviors, such as aggression and tantrums.
T
72
How many moths should you breast feed?
For the first 6 months
73
Around 6 months of age, babies needing solid food.
Malnutrition
74
Food stamp program, Women, infants, and children supplemental nutrition program, and child and adult care food program.
US Federal Nutritional Programs for serving young children
75
T or F: when babies cry too little, its a sign of a neurological problem.
T
76
Calming strategy, enhances well being through life. Promotes motor skills in babies with disabilities.
Infant massage (to quiet a baby)
77
6 months of age, baby sleeps for _ hours a night
6 hrs
78
Age 1, _ hrs of sleep a night, with a morning and afternoon nap.
12 hrs
79
t or f: babies never sleep continuously through the night.
T
80
T or F: children with chronic sleep problems produce irritable, stressed out parents.
t
81
t or f: The key to put a baby to sleep is to put the child to bed with love.
T
82
A baby sleeping basket, placing this on parent's bed.
Co sleeping (an old style sleeping method)
83
"oooh" sounds at age 4.
Cooing