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36 Cards in this Set

  • Front
  • Back
cardiovascular system
a network of structures including the heart, blood vessels, and blood that pumps and carries blood throughout the body
is a double layered membrane that encloses the heart
is the protective outer layer of the heart
is the cardiac muscle
is the thin, innermost layer of the heart
is the wall that seperates the heart's chambers
tricuspid valve
of the heart allows blood to flow from the right antrium into the right ventricle
pulmonary valve
of the heart directs blood from the right ventricle into the pulmonary arteries
bicuspid or mitral valve
of the heart allows blood to flow from the left atrium into the left ventricle
aortic semilunar valve
of the heart permits the blood to be pumped from the left ventricle into the aorta
are thick walled muscular and elastic vessels that transport oxygenated blood from the heart
small blood vessels between the arteries and the capillaries
are microscopic vessels that continue from the capillaries and merge to form veins
are thinner-walled blood vessels that carry deoxygenated blood and wast-laden blood from the capillaries back to the heart
is main artery of the blood
is the contraction of the arterial wall
is the relaxation and enlargement of the arterial walls
is a process in which substances move from an area of higher concentration to an area of lower concentration
is process in which blood pressure pushes fluids and substances through and capillary wall and into the tissue spaces
pulmonary circulation
is the blood circulation from
the heart to the lungs and back again to the heart
general or systemic circulation
is the blood circulation from the left side of the heart through out the body and back again to the heart
is a mass of blood trapped in some tissue or cavity of the body and and is the result of internal bleeding
red corpuscles
or erythrocytes, carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells to the lungs
an iron-protein compound in red blood cells capable of carrying oxygen from the lungs to the cells and carbon dioxide from the cells.
white corpuscles
or leukocytes, protect the body against disease by combating infections and toxins that invade the body
is a process in which leukocytes engulf and digest harmful bacteria
immune system
helps keep people safe from foreign invaders and disease
blood platelets
or thrombocytes, are colorless, irregular bodies, much smaller than red corpuscles
are lymphatic capillaries located in the villi of the small intestine
small, intermediate lymph vessels
thoracic duct
is the largest lymph vessel that collects lymph from both legs and the leftside of the rest of the body
is anything that can trigger an immune response
autoimmune disease
occurs when the immune system mistakes self for nonself and attacks itself
an antigen thatcan cause an allergic response in some people
is a process in which leukocytes engulf and digest harmful bacteria
blood cells that are able to engulf and digest cellular debris and foreign bodies in the tissues