Blood and Bone Marrow

LSU SVM

What is the function of an erythrocyte?

oxygen-carrying red blood cells

What are the characteristics of erythocytes?

eosinophilic anucleated biconcave disk

When does the central pallor increase in size?

when patient is anemic due to reduced amount of hemoglobin

What determines the function of the cell?

specific granules

What is the function of neutrophils?

first responder to bacterial infection, can move through tissue to kill bacteria

What is the function of eosinophil?

major function is to kill parasites but can also assist with allergic reactions

What is the function of basophils?

contains substance that facilitate hypersensitivity and anaphylaxis reactions

What is the function of lymphocytes?

responds to viruses and some types may mature into cells that secrete antibodies

What is the function of monocytes?

phagocytic, cleans up cells and tissue debris after an infection or tissue damage

What is the function of platelets?

stop bleeding when injured, coagulation

What is another name for platelets?

thrombocytes

What regulates hematopoiesis?

megakaryocytes

What is hematopoiesis?

formation of blood cells

What is the characteristic of the nucleus of neutrophils?

multi-lobed

What is the equivalent to neutrophils in non-mammalian blood?

heterophils

What cells are similar to mast cells?

basophils

What are the three types of lymphocytes?

T, B, and natural killer (NK) cells

What makes platelets different in non-mammalian blood?

full cells not fragments

As an animal ages, what kind of marrow replaces the other?

red marrow is replaced by yellow marrow

What is the function of macrophages?

antigen presenting cells

What is erythropoiesis?

development of erythocytes

What is leukopoiesis?

development of leukocytes

What is thrombopoiesis?

development of platelets

When is hematopoiesis initiated?

early embryonic life

What are the largest cells?

monocytes

What are the most common cells?

lymphocytes

What are the granulocytes?

neutrophils, eosinophils, and basophils

What are the agranulocytes?

lymphocytes and monocytes

What cell is demonstrated in the image?

neutrophil

What cell is demonstrated in the image?

eosinophil

What cell is demonstrated in the image?

basophil

What cell is demonstrated in the image?

lymphocytes

What cell is demonstrated in the image?

monocytes

Identify the marrow to the left.

yellow