RBC test Exam #12024 With Perfect Answers

What is an erythrocyte? correct answersA red blood cell What is erythropiesis? correct answersMaking of RBC Where does erythrosiesis take place? correct answersBone marrow Order of precursor cells correct answersMPSC, Rubriblast, prorubricyte, rubricyte, metarubricyte, reticulocyte, erythrocyte Why does a RBC have a limited life span? correct answersNo nucleus which means no cell functions. (Membranes become less flexible and become destroyed by spleen) Erythropoietic process correct answers1. Gradual Decrease in size 2. Decrease in basophillic cytoplasm (Gets lighter as it gets older) 3. Increase in density of the chromatin (nucleus gets darker) 4. Loss of nucleus Write what you know about Diapedisis correct answersProestrogen bleeding occurs in response to estrogen levels. First, high estrogen levels makes the dog go into proestrus, then the RBC squeeze thru the pores of the capillary walls. What does an erythrocyte do? correct answersCarrier of O2 and CO2 Where is RBCs removed? correct answersBy the RES (reticulo-endothelial system) What is the composition of hemoglobin correct answers4 heme molecules contain 1 iron atom each Globin - two pairs of polypeptide chains