Blood Cells

• Erythrocyte/Red Blood Cell - biconcave shape, no nucleus, short life span, is made in bone marrow,
• Leucocytes - white blood cells, made in white bone marrow
• Lymphocytes - white blood cells that produce antibodies to destroy pathogens, produces in lymphnodes, huge nucleus
• Phagocytes - ingests pathogens, lobed nucleus, made in white bone marrow