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BIOS 255 EXAM 3
- Functions of the Respiratory System
- Describe high compliance as it relates to healthy functions.
- Describe IRDS ( Infant respiratory distress syndrome) and describe the interventions that
- Define antigens, epitopes and antibodies.
–Answer -Gas exchange -Communication -Olfaction -Acid-Base balance -Blood pressure regulation -Blood and lymph flow -Platelet production -Blood filtration -Expulsion of abdominal contents
–Answer -ease with which the lungs and thoracic wall can be expanded High compliance= easy expansion Low compliance= resisted expansion
would be used to help a newborn premature baby suffering from IRDS.–Answer -leading cause of death in premature infants resulting from lack of surfactant production in alveoli -treated with artificial surfactant until they can make their own
–Answer antigens –Answer large molecule capable of binding to an antibody or immune cells and triggering an immune response epitopes –Answer certain regions of an antigen molecule that stimulate immune responses antibodies 1 / 2
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–Answer reacts with an antigen and aids in protecting the body from its harmful effects
- Identify the PO2 measurements at the end of a normal inhalation ( breathing through the nose
- in each of the following
–Answer
Respiratory bronchiole Alveolus Nasal cavity Trachea Bronchus –Answer Respiratory bronchiole –Answer 104mm Hg Alveolus –Answer 104mm Hg Nasal cavity –Answer atmospheric @ 159mm Hg Trachea –Answer 104mm Hg Bronchus –Answer 104mm Hg
- Describe the movement of O2 and CO2 in external and internal respirations and define
- / 2
–Answer internal –Answer exchange of gases between blood in systemic capillaries and tissue cells; blood loses O2 and gains CO2 external –Answer exchange of gases between the alveoli of the lungs and the blood in