Blood Flashcards
(39 cards)
Functions of blood
Transportation, regulation, protection
What does regulation do
Maintains body temperature
What is the only fluid tissue in the body
Blood
Bloods three layers
Erythrocytes(blood), Buffy coat, plasma
Ph level of blood
7.35-7.45
What does hemoglobin do
Gas transportation, protein that carry’s oxygen
What’s the formation of all blood cells
Hematopoiesis, occurs in red bone marrow
Lifespan of a red blood cell
100-120 days
What’s anemia
Disorder where blood has abnormal low oxygen carrying capacity
Most abundant WBC and what it does
Neutrophils, main job is to destroy bacteria
What WBC makes up 2-4% of all WBCs
Eosinophils, destroys parasitic worms
What’s the rarest WBC
Basophil causes allergies
What WBC is the second most common WBC
Lymphocytes, 25% and crucial for immunity
What WBC protects aginst bacteria
Monocytes
What are the three granulocytes
Neutrophil, eosinophil, basophil
Job of a platelet
Repairs damaged blood vessels
Three steps of hemostasis
Vascular spasm, platelet plug formation, coagulation
What’s hemostais
Fast series of reactions that stop bleeding
What’s an antigen
Anything perceived as foreign that can generate an immune response
What does the Rh antigen mean
+ means blood is positive, - means blood is negative
What wbc destroys damaged rbcs
Macrophages
Where is the apex
Bottom of the heart, points towards left hip
what does Systemic mean
Deoxygenated
What’s the strongest part of the heart
Left ventricle
