Knowledge Burst Unit 8 Flashcards
1
Q
Where is erythropoietin synthesized?
A
Kidney
2
Q
What stimulates production of erythropoietin?
A
Decreased oxygen level in tissue
3
Q
Why do men typically have higher erythrocyte counts than women?
A
Testosterone simulates erythropoietin
4
Q
Depletion of serum haptoglobin indicates:
A
Intravascular hemolysis
5
Q
The breakdown products of heme go through several biochemical degradations to form:
A
Bilirubin
6
Q
What mechanism is responsible for the destruction of the majority of normal senescent erythrocytes?
A
Phagocytosis by splenic macrophages
7
Q
Abnormal concentrations of cations inside erythrocytes cause:
A
Spherocytosis
8
Q
Which of the following has a pyknotic nucleus?
A
Orthrochromic normoblast
