hematologic system (med term final)

agglutin/o

clumping

bas/o

base

chrom/o

color

coagul/o

clotting

eosin/o

rosy red

fus/o

pouring

granul/o

granules

hem/o

blood

hemat/o

blood

morph/o

shape

myel/o

bone marrow/spinal cord

neutr/o

neutral

phag/o

eat/swallow

sanguin/o

blood

septic/o

infection

plasma makes up __ % of blood

55

formed elements make up about ___% of blood

45

RBCs transpot what?

oxygen from lungs to tissues

WBCs provide ___ defense

immune

WBCs protect against?

bacteria, viruses and foreign material

platelets support what?

hemostasis/clotting

what is the smallest formed elements in blood?

platelets

percentage of WBCs

less than 1%

percentage of RBCs

45%

percentage of platelets

less than 1%

what is hemoglobin

an iron-containing pigment that gives RBCs their red color and carries oxygen.

lifespan of RBCs

about 120 days

damaged RBCs are removed by what organ?

the spleen

why are RBC biconcave

increase surface area, improves flexibility, and shorts diffusion distance

what do RBCs contain

hemoglobin

does WBCs have a nucleus?

Yes