RBCs Flashcards
1
Q
What part of the bone produces blood?
A
Flat bone and bone marrow
2
Q
What are the earliest recognizable precursors of the RBC?
A
Pronormoblasts
3
Q
What is produced by ejecting the nucleus and a small amount of cytoplasm?
A
Reticulocyte
4
Q
T/F: Reticulocytes are larger than mature RBCs
A
True
5
Q
Do mature RBCs synthesize heme?
A
No
6
Q
What is responsible for inserting the iron molecule and completing the heme formation?
A
Mitochondrial activity
7
Q
How many polypeptide chains and heme groups does normal hemoglobin A consist of?
A
4 polypeptide chains
4 heme groups
