blood
DESCRIPTION
Blood. Erythrocytes (RBC). Blood Smear with Erythrocytes – Red Blood Cells (RBCs). TEM of Red Blood Cells (in cross section). Colorized SEM of Red Blood Cells (red), platelets (green) and White Blood Cells (purple). Blood Smear from normal and hypochromic microcytic anemia patients. - PowerPoint PPT PresentationTRANSCRIPT
Erythrocytes (RBC)
Blood
Blood Smear with Erythrocytes – Red Blood Cells (RBCs)
TEM of Red Blood Cells (in cross section)
Colorized SEM of Red Blood Cells (red), platelets (green) and White Blood Cells (purple)
Blood Smear from normal and hypochromic microcytic anemia patients
NormalMacrocytic
Hyperchromic Anemia
Blood Smear from normal and hyperchromic macrocytic anemia patients
Sickle Cell Anemia (arrow = sickle cell)
Colorized SEM of Sickle Cell RBCs (green)
Basophilic Polychromatophilic
Erythroblasts Erythroblasts Normoblast Reticulocyte
Erythropoiesis – Red Blood Cell Development
Bone Marrow Smear with developing red blood cells
Black arrow = basophilic erythroblast
Green arrow = polychromato-philic erythroblasts
Bone Marrow Smear with Megakaryocyte forming platelets (P)
Blood Smear with platelets (a) – inset high mag with hyalomere and granulomere
TEM of a Platelet
Colorized SEM of Red Blood Cells (red), platelets (green) and White Blood Cells (yellow)
White Blood Cells
Neutrophils, Eosinophils, Basophils, Lymphocytes, and
Monocytes
Blood Smear with a Neutrophil (Polymorphonuclear Leukocyte)
Blood Smear with an Eosinophil (bilobed nucleus + red granules)
Blood Smear with a Basophil (irregular nucleus + dark purple granules)
Diagram of Granulopoiesis
White Blood Cell Development
Neutrophilic Early Neutrophilic Late Neutrophilic
Myelocyte Metamyelocyte Metamyelocyte
or Stab Cell
Bone Marrow Smears showing Neutrophil development
Bone Marrow Smear – yellow arrow = eosinophilic myelocyte
1 = Neutrophilic Myelocytes
2 & 3 = Neutrophilic Metamyelo-cytes
Blood Smear with two Monocytes
Blood Smear with a Lymphocyte
Blood Vessels
Arteries and Arterioles
Muscular Artery – TM = tunica media
Wall of the Muscular Artery Arrow = T. Intima; TM = T. media; TA = T. adventitia
TM
TA
Wall of the Elastic Artery
TI = T. Intima; TM = T. media; TA = T. adventitia
TM
TI
TA
Arteriole (A) and Vein (V)
A
V
Thin section of a small arteriole
TEM of a fenestrated
capillary with a RBC in the
lumen
Diagram of the controls of blood flow through a capillary system
Venule (V) and small arteriole (A)
V
A
An arteriole (A) and venule (B) – arrow = capillary
Muscular artery and large vein
Wall of a vein – TI = T. Intima; TM = T. Media; TA = T. Adventitia
TI
TM
TA
Vein with infoldings of the T. Intima = valves (V)