What is external respiration? - Answerexchange of O2 and CO2 between lungs and blood
what is internal respiration? - Answerexchange of O2 and CO2 between systemic blood vessels and tissues
What does the lower respiratory system consist of? - Answerlarynx, trachea, bronchi, and lungs
What i...
Arizona State University BIO 202 Exam 2 Questions and
Answers Correct 100%
What are the 4 processes involved in respiration? - Answer1. Pulmonary ventilation
2. External respiration
3. Transport of O2 and CO2 in blood
4. Internal respiration
What is pulmonary ventilation? - Answermovement of air into and out of lungs (breathing)
What is external respiration? - Answerexchange of O2 and CO2 between lungs and blood
what is internal respiration? - Answerexchange of O2 and CO2 between systemic blood vessels and
tissues
What does the lower respiratory system consist of? - Answerlarynx, trachea, bronchi, and lungs
What is the respiratory zone? - Answersite of gas exchange; consists of microscopic structures such as
respiratory bronchioles, alveolar ducts, and alveoli
What is the conducting zone? - Answerconduits that transport gas to and from gas exchange sites;
includes all other respiratory structures; cleanses, warms, and humidifies air
What are type I alveolar cells? - Answersingle layer of squamous epithelium
What are type II alveolar cells? - Answerscattered cuboidal cells that secrete surfactant and antimicrobial
proteins
What is pulmonary circulation? - Answerpulmonary arteries deliver systemic venous blood from heart to
lungs for oxygenation
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