Morphological Development

Question 1

A clinician records a child talking to an adult or another child, and transcribes (writes down) approximately 100 utterances.
What is this called?

Answer 1

mean length of utterance (MLU).

Question 2

He used changes in MLU to ____ critical stages of _________

Answer 2

• Describe or Portray

- Linguistic Development

Question 3

The stages were characterized by changes in the child’s utterance length. What process is this?

Answer 3

MLU

Question 4

What is MLU?

Answer 4

average number of morphemes per utterance

Question 5

How do you calculate MLU?

Answer 5

Total number of morphemes
________________________
Total number of utterances

Question 6

MLU is fairly reliable when it reaches…… (what number)

Answer 6

4.0

Question 7

From age ______, when MLU is somewhere between 1.0 and 2.0, MLU increases by approximately ________morphemes per year until age 5 years.

Answer 7

• 18 months
• 1.2 morphemes
• 5 years

Question 8

1 year old children having a predicted MLU of approx.:

Answer 8

1.0

Question 9

2 year olds having an MLU of approx.:

Answer 9

2.0