Notes 4/21/10

-movement of air in and out of the lungs.

Air in- inhalation/inspiration

Air out- exhalation/expiration

-exchange of respiratory gases (O₂ & CO₂) between capillaries

• *Alveoli → Ext Resp
• *Cells→Int Resp

Oxygen

Carbon Dioxide

Blood high in O₂, found in arteries, pulmonary veins, left heart

Blood low in O₂, found in veins, pulmonary arteries, right heart

• -essential body fluid, found in cardiovascular system.
• *Made up of blood cells, plasma.
• *Blood transports O₂ & CO₂

RBC(Red Blood Cells) aka Erthrocytes- transport O₂ & CO₂

-iron containing pigment of red blood cells that carries oxygen from lungs to the tissues.

• *Transport O₂ & CO₂ *Made up of iron & protein
• *Iron carries O₂ *Protein carries CO₂

-blood flow to a specific organ or tissue.

-increased blood flow to a specific organ or tissue

- decreased blood flow to a specific organ or tissue

-pressure

-high blood pressure

-low blood pressure

-O₂ in blood

-decrease in O₂ in arterial blood

-decrease in O₂ in tissue

-increase CO₂ in arterial blood

-decrease CO₂ in arterial blood

-increase acid in blood

-increased alkali (or base) in blood