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

Author Question: What finding is present in all types of a-thalassemias? a. Hemoglobin H (Hb H) inclusions seen ... (Read 68 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
What finding is present in all types of a-thalassemias?
 
  a. Hemoglobin H (Hb H) inclusions seen with Brilliant cresyl blue
  b. Anemia
  c. Microcytic hypochromic red cells
  d. Barts hemoglobin present at birth

Question 2

Which of the following is true of patients with Hb H disease?
 
  a. Have a severe anemia
  b. Have three missing genes for a chain production
  c. Have excess unpaired b chains present
  d. Are of Northern European ethnicity



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

okolip

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

ANS: D
Barts (g4) hemoglobin is present at birth in all forms of a-thalassemia. Hb H inclusions, anemia, and microcytic red cells are not found in all forms.

Answer to Question 2

ANS: B
Hb H disease occurs when three genes are missing for a globin chain synthesis and an excess of b chains (b4), which is named Hb H, is present and easily detectable. A mild to moderate anemia is present. These individuals are primarily of Asian ethnicity.





 

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

For a complete list of videos, visit our video library