Circulatory System Flashcards
Functions of mitral valve
Prevents backflow
Opens to increase blood pressure
Function of killer T cells
Finds and destroys infected cells
Function of helper T cells
Identify foreign cells
Structure of lymphatic system
Bone marrow
Tonsils
Lymph nodes
Ducts
Advantage of double circulatory system
Greater flow of blood to tissue and allows lower pressure in the lungs
Largest artery of the heart
Aorta
Three advantages of double circulatory system
Higher blood pressure
Blood pumped twice
Allows for greater size
Two functions of lymphatic system
Transports white blood cells to lymph nodes
Filter lymph to remove toxic. Marerials
Symptoms of von willebrand in dogs
Nose bleeds
Bruised skin
Bleeding gum
Blood in stool and urine
How Structure of red blood cell relates to its functions
No nucleus so it carry’s more haemoglobin
Role of sinoatrial node
Pacemaker
What’s the bateaux pacemaker ?
Sinoatrial node
Where do T cells mature
In the thymus
Which cells make antibodies
B CElls
Why cavilled King Charles spaniels revive cardiac ultrasound for mitral valve disease before breeding
Identifys disease
Helps prevent dog with disease being bred
