Author Question: Parents with sickle cell anemia in their families ask the nurse to tell them which test for sickle ... (Read 64 times)

kwoodring

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Parents with sickle cell anemia in their families ask the nurse to tell them which test for sickle cell anemia can be done the earliest in the prenatal period.
 
  The nurse will respond that prenatal diagnosis for sickle cell anemia can be conducted as early as 8 to 10 weeks with which of the following tests? a. chorionic villi sampling c. sickle cell solubility tests
  b. amnionic fluid analysis d. hemoglobin electrophoresis

Question 2

The breath sounds of a toddler are especially easily heard through the stethoscope. Which of the following reasons explains this?
 
  a. The heart makes less competitive noise as it beats.
  b. The body is lengthening and adipose tissues are decreasing.
  c. The alveoli are more elastic in young children.
  d. Children are easily frightened and they breathe more heavily. Children are easily frightened and they breathe more heavily.



Mollythedog

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Answer to Question 1

A

Feedback
A Correct. Prenatal diagnosis for sickle cell anemia can be made through chorionic villi sampling as early as 8 to 10 weeks gestation or with amniotic fluid analysis at 15 weeks' gestation.
B Incorrect. Prenatal diagnosis for sickle cell anemia can be made with amniotic fluid analysis at 15 weeks' gestation, not as early as 8 to 10 weeks.
C Incorrect. The sickle cell solubility test is not used for prenatal diagnosis.
D Incorrect. The hemoglobin electrophoresis test is not used for prenatal diagnosis.

Answer to Question 2

B

Feedback
A Incorrect: The reason the breath sounds of a toddler are especially easily heard through the stethoscope is not because the heart makes less competitive noise as it beats.
B Correct: The reason the breath sounds of a toddler are especially easily heard through the stethoscope is because the body is lengthening and adipose tissues are decreasing.
C Incorrect: The reason the breath sounds of a toddler are especially easily heard through the stethoscope is not because the alveoli are more elastic in young children.
D Incorrect: The reason the breath sounds of a toddler are especially easily heard through the stethoscope is not because children are easily frightened and they breathe more heavily.



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