Blood
What are the two components of Blood.
Plasma and Formed Elements
What is the overall function of leukocytes?
Fight infection
What are the 3 layers of a blood vessel wall called?
Tunica Interna, Media, Externa
What function do valves play in the heart?
prevent blood from flowing backwards
Vena cava
What is the normal pH range of Blood?
7.35-7.45
Which WBC's are Agranulocytes?
Lymphocyte and Monocyte
Blood vessels that carry blood toward the heart are called what?
Veins
Which category of valve is connected to chordae tendinae
AV valves
After blood passes through the bicuspid valve, it moves to what chamber?
Left ventricle
What is the function of erythrocytes?
transport oxygen and carbon dioxide
Which white blood cell releases histamines to increase inflammation?
Basophil
The only blood vessel that allows substances to diffuse in and out of the blood is what?
capillaries
What structure separates the left ventricle from the right ventricle?
Interventricular septum
The Pulmonary veins carry blood where?
Left atrium
What is the function of the protein Fibrinogen?
To make blood clots
Which WBC are the most prominent in the blood and are phagocytic?
Neutrophil
Which blood vessels have the highest pressure?
Arteries
How many flaps do each of the semilunar valves have?
3
What kind of blood travels in the the pulmonary artery?
Deoxygenated
What atom in hemoglobin bonds with oxygen?
Iron
Which WBC is responsible for producing antibodies?
Lymphocyte
What type of blood vessel delivers blood directly to capillaries?
Arterioles
What part of the electrical system is responsible for the alternating contraction of the top and bottom parts of the heart?
AV Node
Blood leaving the left ventricle will go into what blood vessel next?
Aorta