Folate vs. Vitamin B12 Deficiency Quiz

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Questions and Answers

What type of anemia is associated with both folate and vitamin B12 deficiencies?

Macrocytic (Megaloblastic) anemia (correct)
Hemolytic anemia
Microcytic anemia
Sideroblastic anemia

Which vitamin deficiency is associated with an increase in methylmalonic acid levels?

Vitamin B12 deficiency (correct)
Vitamin C deficiency
Folate deficiency
Vitamin D deficiency

Which of the following symptoms is unique to vitamin B12 deficiency?

Macrocytic RBCs
Anemia
Neurological symptoms (correct)
Increased homocysteine levels

In cases of folate and vitamin B12 deficiencies, what happens to the reticulocyte count?

<p>Decreases (B)</p> Signup and view all the answers

What leads to an increase in homocysteine levels in both folate and vitamin B12 deficiencies?

<p>Impaired methylation processes (C)</p> Signup and view all the answers

Flashcards

Macrocytic Anemia

Anemia characterized by abnormally large red blood cells (RBCs).

Megaloblastic Anemia

Anemia caused by a deficiency of folate or vitamin B12.

Mean Corpuscular Volume (MCV)

A measure of the average volume of red blood cells (RBCs)

Pancytopenia

A condition where there is a decrease in the number of all types of blood cells: red blood cells, white blood cells, and platelets.

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Homocysteine

A metabolic byproduct that can be elevated in both folate and vitamin B12 deficiencies.

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Study Notes

Folate Deficiency vs. Vitamin B12 Deficiency

Anemia? Both deficiencies can cause anemia.
RBCs (Red Blood Cells): Both deficiencies result in reduced red blood cell count.
Hb (Hemoglobin): Reduced in both deficiencies.
Hct (Hematocrit): Reduced in both deficiencies.
Which type? Both deficiencies cause macrocytic (megaloblastic) anemia.
MCV (Mean Corpuscular Volume): Increased in both deficiencies.
Reticulocyte: Reduced in both deficiencies.
Pancytopenia: Present in both deficiencies.
Neurological: Problems present in Vitamin B12 deficiency but not folate deficiency.
Homocysteine: Elevated in both deficiencies.
MethylMalonic acid (Methyl Malonyl CoA): Elevated in both deficiencies.

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Description

Test your knowledge on the differences between folate and vitamin B12 deficiencies. This quiz covers key concepts like anemia, red blood cell counts, and neurological issues related to these deficiencies. Understand the clinical implications and diagnostic markers associated with both conditions.