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BIOS 255 Exam 3 ( Latest 2024 / 2025 ) Actual Questions and Answers 100% Correct
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BIOS 255 Exam 3 ( Latest 2024 / 2025 ) Actual Questions and Answers 100% Correct
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BIOS 255 Exam 3By ExamNavigator
, BIOS 255 Exam 3
1. 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 whichthe lungs and thoracic wall can be expanded
High compliance= easy expansion Low compliance= resisted expansion
3. Describe IRDS ( Infant respiratory distress syndrome) and describe the interventions that
would be used to help a newborn premature baby sufferingfrom 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
4. Define antigens, epitopes and antibodies.
Answer:
antigens: large molecule capable ofbinding to an antibody or immune cells and triggering an
immune response
epitopes: certain regions of an antigen molecule that stimulate immune responsesantibodies:
reacts with an antigen and aids in protecting the body from its harmful effects
5. Identify the PO2 measurements at the end of a normal inhalation ( breathingthrough 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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