QUESTIONS AND DETAILED ANSWERS |
GRADED A+ | GUARANTEED SUCCESS
Updated 2026 Questions and Answers | 100% Verified
Exam Prep
, platelets bind to vascular spasm sites by recognizing collagen fibers and releasing prothrombin
no nucleus
erythrocytes no nucleus, perfect for carrying O2 (using hemoglobin)
*can't make proteins and use too much energy
(no ER or mitochondria)
hemoglobin An iron-containing protein in red blood cells that reversibly binds oxygen
cooperative binding each bound oxygen molecule increases the likelihood of further oxygen binding, rapid
increase
Leukocyte characteristics diapedesis
positive chemotaxis
amoeboid motion
diapedesis the passage of blood cells through the intact walls of the capillaries, typically
accompanying inflammation
positive chemotaxis guides WBCs to invading pathogens, damaged tissues, and other active WBCs
amoeboid motion Cell movement achieved by a cell being able to change shape
granulocyte cells neutrophils, eosinophils, basophils
*have granules and lobed nuclei
agranulocyte cells monocytes and lymphocytes
basophils release histamines to increase blood vessel permeability and attract more WBCs
eosinophils neutralize parasitic worm infections by digesting them
phagocytic the ability of some cells to surround and digest certain particles
neutrophils phagocytic WBCs that engulf foreign substances and squirt out bleach, hydrogen
peroxide, etc.