Communication Milestones Flashcards
0-6 months
vegetative sounds such as cooing and crying, may vocalize some vowels
6-12 months
True babbling begins at 6 months. Babbling can be CV or VC. First word emerges at 12 mo. old with the intention to communicate.
Marginal Babbling
occurs at 6 mo. may be CV or VC combination
Reduplicated Babbling
occurs 6-8 months; CVC alternation, babababa
Variegated Babbling/ Non Reduplicated
8-10 months; alternation of consonants and vowels in a non repetitive manner, such as bagada
Jargon
10-12 months; strings of syllables that mimic adult intonation
12-18 months and MLU
First word emerges. Should have 5-20 words at this stage. Primarily nouns. Does some echolalia. MLU = 1.0-2.0
18-24 months and MLU
language explosion, knows many more words. 2/3 words should be understandable to others. Volume and pitch are not well controlled. Responds to commands. MLU 2.0 range
24- 36 months and MLU
Knows chief body parts. Uses primarily verbs. About 900-1,000 words at this point. MLU 2.5-3.0
48 months and MLU
Has acquired most vowels, diphthongs, some consonants. Simple commands should be very easy as well as following directions. MLU = 3.75 - 4.5
60 months and MLU
Starts using more adjectives and adverbs. Syntax should be fairly good. Should know their own age when asked. MLU = 4.5+
Red Flag at 12 mo.
Not babbling
Red Flag at 18 mo.
Not a single word, less than 5 single words
Red Flag at 24 mo.
Less than 10 single words.
Red Flag at 36 mo.
less than 200 single words.
