Blood and Lymphatic system Flashcards
(38 cards)
What is leukocytes?
White Blood
What is Thrombocytes?
Platelets
What is Erythrocytes?
Red Blood
What is the job of the Leukocyte?
1/2 of blood
Responsible for immunity
What is the job of Plasma?
Responsible for transport
What is the job of Erythrocytes?
44% of blood
Carry oxygen to hemoglobin
What is the job of the Thrombocytes?
1/2% of blood
Blood clotting
How much of the blood is plasma?
55%
What is the job of the Neutrophil?
Phagocytes- Always present
Multiple nuclei
What is the job of Eosinophil?
Release toxins to kill parasites
What is the job of Basophil?
Release Histamine which makes blood vessels leaky
What is the job of Monocytes?
Macrophage
Large phagocyte
What is the job of the Lymphocyte?
Immunity
B/T cells
What is an Antigen?
Identification
What is Antibody
Attack foreign antigens
What is Agglutination
Clumping of cells
What is the hormone produced by the thymus?
Thymosin
What does the Cytotoxic T cell do?
Kills foreign pathogens by releasing chemicals
What does the Suppressor T cell do?
Release chemicals to stop immune response
What does the T memory Cells do?
Store information about a specific antigen for future infections
What does the helper T cell do?
Release cytokines which activates B cells
What does the Plasma cell do?
Produce antibodies
Die in 3-4 days
What does the B memory Cell do?
Store antigen info for future infections
On 2nd exposure produce antibodies in 2 days
Live 7-10 years
What is active immunity?
Exposed to foreign antigen and make memory cells