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A clot that is so unstable that it can be dislodged and occlude a vessel downstream is called _____
Clot formation must be accomplished WHILE _____
letting blood to continue to flow through the injured vessel during repair
T or F:
Clotting and hemostasiscan maintain the integrity of a severed major artery
A tourniquet must be applied to prevent excessive bleeding
Functions of plasma proteins
Contribute to colloid osmotic (oncotic) pressure, defend against foreign invaders, participate in blood clotting, are carriers for hormones and cholesterol and ions, serve as signaling molecules and extracellular enzymes or cytokines
Function of Albumins
Major contributors to oncotic pressure of plasma; carriers of various substances
When does hematopoiesis begin?
Hematopoiesis begins at about the 3rd week of embryonic development and continues throughout life
**In primary hemostasis, formation of the platelet plug requires
collagen because collagen gets exposed and then everything else gets activated
**What other molecules besides collagen are involved in primary hemostasis
Integrins, platelet aggregating factors
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