L.1 Growth & Development Flashcards Preview

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Flashcards in L.1 Growth & Development Deck (47)
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1
Q

At birth the head is what percent of the overall body?

A

25%!!

2
Q

TERM: the progressive development from an early stage to maturity, including the attendant increase in size.

A

Growth

3
Q

TERM: the series of changes through which the individual becomes a mature organism. This refers to increase in skill and complexity of function.

A

Development

4
Q

______ is primarily anatomic, whereas _________ is physiologic and behavioral

A

Growth…. Development

5
Q

TERM: refers to change in the level of organization and qualitative content in a developing system.

A

Maturity

6
Q

What is the preferred method for assessing skeletal age? Which direction do you look in this method?

A

hand-wrist film…from the proximal wrist to the distal fingers

7
Q

What are the three methods of determining DENTAL AGE?

A
  1. Teeth erupted 2.Primary Root Resorption 3.Permanent Root Development
8
Q

When observing common height growth patterns, when do the extremities catch up with head size? When do they equal out in growth rate?

A

at 6 months extremities start growing faster, they even out at pooberty

9
Q

When is the most head circumference increase?

A

in the first year (4” of growth)

10
Q

At about what age does NEURAL growth plateau?

A

at about 8 years old

11
Q

When is the height of LYMPHOID tissue development? What implications might this have for a patient in your chair?

A

10 years…a 10 year old patient might have really big tonsils and that’s NORMAL (200% of adult size)

12
Q

When does the bulk of genital growth occur?

A

pooberty….ages 12+

13
Q

Which develops to full size faster: the mandible or the maxilla?

A

the maxilla-its associated with the cranial complex (which develops first!)

14
Q

When does the general closure of fontanelles occur?

A

2 years old

15
Q

What type of growth occurs across the fontanelles to make sure they close?

A

Appositional growth

16
Q

What is the term for premature fusion of the fontanelles? What can this lead to?

A

Cranial Synostosis..leads to asymmetrical head shape

17
Q

What is the term for cartilage being replaced by bone? WHAT IS THE ONLY AREA TO REMAIN ACITVE IN CHILDHOOD?

A

EndoCHONDRAL Ossification (self explanatory, right?!)…Spheno-Occipital growth base

18
Q

What is the method of bone development of the maxilla?

A

INTRAMEMBRANOUS OSSIFICIATION

19
Q

Where is the growth occurring during the development of the maxilla? Which direction does this cause it to move?

A

Growing a the cranial base by apposition and remodeling…forced out downward and forward

20
Q

What are the two methods of growth for the mandible?

A

EndoCHONDRIAL Ossification AND Intramembraneous Ossification

21
Q

What directions do the CHIN grow?

A

Downward and Forward

22
Q

What directions do the condyles grow?

A

Upward and backward

23
Q

Which direction does the RAMUS grow?

A

Away from the chin

24
Q

If you put a dot on the condyle of an undeveloped mandible, where will it end up on a fully developed mandible?

A

it will end op on the coronoid notch (just meant to show how the mandible grows)

25
Q

What are the three sites of growth in the mandible?

A
  1. Post surface of the ramus 2.condylar process 3. coronoid process
26
Q

The maxilla tends to grow on the ______ curve (grows earlier), whereas the mandible follows the _______ curve (catches up)

A

neural curve….general curve

27
Q

Pre-Natal Developmental Milestones: 3rd - 6th week: major development of ______

A

FACE

28
Q

Pre-Natal Developmental Milestones: When do deciduous buds appear?

A

6th week

29
Q

Pre-Natal Developmental Milestones: When do the palatal shelves fuse?

A

7th and 8th week

30
Q

Pre-Natal Developmental Milestones: When do deciduous teeth begin to CALCIFY?

A

14th week

31
Q

Pre-Natal Developmental Milestones: When do reflexes develop?

A

14th-32nd week

32
Q

Pre-Natal Developmental Milestones: when do PERMANENT teeth begin to calcify?

A

at birth

33
Q

What is considered a class I cleft palate?

A

just the soft palate involved

34
Q

What is considered a class II cleft palate?

A

the soft and hard palates are involved

35
Q

What is considered a class III cleft palate?

A

the alveolus, unilaterally involved

36
Q

What is considered a class IV cleft palate?

A

bilateral clefting

37
Q

What is considered a class I cleft lip?

A

unilateral notch of the vermillion

38
Q

What is considered a class II cleft lip?

A

unilateral extension into the lip

39
Q

What is considered a class III cleft lip?

A

extending to the floor of the nose

40
Q

What is considered a class IV cleft lip?

A

any Bilateral cleft of lip-can be minor notching too

41
Q

In operant conditioning when a pleasant stimulus is presented…the child will receive _________

A

positive reinforcement

42
Q

In operant conditioning when a pleasant stimulus is withdrawn…the child will receive _________

A

OMISSION (time out)

43
Q

In operant conditioning when an unpleasant stimulus is withdrawn…the child will receive _________

A

negative reinforcement (give the kid what he wants to shut him up)

44
Q

In operant conditioning when an unpleasant stimulus is presented…the child will receive _________

A

punishment

45
Q

What are the four stages of cognitive development? (in order from birth to adolescence)

A

1.Sensorimotor 2.Preoperational 3.Concrete operations 4. Formal operations

46
Q

In which stage of cognitive development does a child develop the ability to think logically about objects and events?

A

Concrete operations

47
Q

Dental application of behavior: what is a common fear for a young child?

A

separation from parent