This topic contains a solution. Click here to go to the answer

Author Question: Nucleated red blood cells in the peripheral blood are a common finding in beta thalassemia patients. ... (Read 99 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
Nucleated red blood cells in the peripheral blood are a common finding in beta thalassemia patients. Explain why.
 
  What will be an ideal response?

Question 2

A promoter mutation of a globin chain gene in thalassemia has which effect on the globin chain?
 
  a. Amino acid change
  b. Change to a longer globin chain
  c. Change to a shorter globin chain
  d. Reduced or absent production



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

Answer: As a result of impaired globin chain synthesis, the bone marrow responds by producing more red blood cells to compensate for the impaired oxygen delivery function. Because of the high BM turnover of erythroblasts, premature release of nucleated erythroblasts is common.

Answer to Question 2

Correct Answer: D





 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

For a complete list of videos, visit our video library