× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
littlej_dvine littlej_dvine
wrote...
Posts: 830
Rep: 0 0
6 years ago
Megaloblastic anemias caused by folic acid or vitamin B12 deficiencies can seriously affect RBC production. Which of the following lab results would correlate with this diagnosis?
 
  A) Iron level of 70 g/dL (normal)
  B) Mean corpuscular hemoglobin (MCV) 120 fL (high)
  C) Platelet count 200,000 (normal)
  D) Reticulocyte count 3.6 (high)
Read 39 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
Ans: B
Feedback:
Megaloblastic anemias are caused by impaired DNA synthesis that results in enlarged red cells (MCV >100 fL) due to impaired maturation and division. Folic acid and/or vitamin B12 do not have a critical role in normal iron and platelet levels or a high reticulocyte count.
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1138 People Browsing
Related Images
  
 1394
  
 247
  
 855
Your Opinion
What's your favorite coffee beverage?
Votes: 274

Previous poll results: Who's your favorite biologist?