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BIOS 255 Exam 3
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BIOS 255 Exam 3
- Functions of the Respiratory System
Answer:
-Gas exchange -Communication -Olfaction -Acid-Base balance -Blood pressure regulation -Blood and lymph flow -Platelet production -Blood filtration -Expulsion of abdominal contents
2. Describe high compliance as it relates to healthy functions.:
Answer -ease with which the lungs and thoracic wall can be expanded High compliance= easy expansion Low compliance= resisted expansion
- Describe IRDS ( Infant respiratory distress syndrome) and describe the interventions that
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
- Define antigens, epitopes and antibodies.
Answer:
antigens: large molecule capable of binding to an antibody or immune cells and triggering an immune response epitopes: certain regions of an antigen molecule that stimulate immune responses antibodies: 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: Respiratory bronchiole: 104mm Hg
Alveolus: 104mm Hg
Nasal cavity: atmospheric @ 159mm Hg
Trachea: 104mm Hg
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