This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which statement correctly explains the etiology of Down syndrome? a. There is an extra chromosome ... (Read 21 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Jul 11, 2018
Which statement correctly explains the etiology of Down syndrome?
 
  a. There is an extra chromosome on the 21st pair.
  b. There is a missing chromosome on the 21st pair.
  c. There are two pairs of the 21st chromosome.
  d. The chromosome's 21st pair is missing.

Question 2

The nurse explains that cognitive impairment is categorized by four levels that depend on the intelligence quotient (IQ). How is a child with an IQ of 45 classified?
 
  a. Within the normal low range
  b. Educable
  c. Trainable
  d. Severe


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 11, 2018
Answer to Question 1

ANS: A
Down syndrome is attributed to an extra chromosome on the 21st pair.

Answer to Question 2

ANS: C
The category of trainable is identified on the basis of an IQ of 35 to 55.


sdfghj

  • Member
  • Posts: 552
Reply 2 on: Jul 11, 2018
Great answer, keep it coming :)

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Telomere sequences at the end of a human chromosome Telomere sequences at the end of a human chromosome
Waardenburg syndrome Waardenburg syndrome
Down syndrome. Down syndrome.
Patellofemoral Pain Syndrome Patellofemoral Pain Syndrome
The karyotype of Turner syndrome. The karyotype of Turner syndrome.
Results of a cross involving two genes located on the same chromosome Results of a cross involving two genes located on the same chromosome
Video: Griffith's experiments

For a complete list of videos, visit our video library