Worksheets2. Blood: RBCs
Total questions: 12
Worksheet time: 6mins
Erythrocytes have a _______________ shape to increase surface area for gas exchange.
round
sickle
biconcave
star
True or false? Red blood cells have a nucleus.
True
False
Erythrocytes contain the protein ___________ that carries oxygen.
hemoglobin
spectrin
keratin
elastin
True or false? There are multiple types of red blood cells.
True
False
Erythrocytes have ____________________.
many nuclei per cell
1 nucleus per cell
no nucleus
Erythrocytes survive around _______ .
50 days
100 days
120 days
500 days
The major production site of of the hormone erythropoietin is
Endothelium
Liver
Muscle
Kidney
Which of the following blood cells is controlled by erythropoietin?
RBC
WBC
Platelets
Hematopoiesis is ___________ formation, while erythropoiesis is ____________ formation.
red blood cell, white blood cell
white blood cell, red blood cell
blood cell, red blood cell
red blood cell, blood cell
