APHY 102 Exam 3 Chapter (19-21) Questions and Answers 2024
2 views 0 purchase
Course
APHY 102
Institution
APHY 102
APHY 102 Exam 3 Chapter (19-21) Questions and Answers 2024
The events of respiration are
ventilation, external and internal
Breathing functions to
deliver oxygen to cells, where it takes part in the reactions of cellular respiration that liberate energy from nutrient molecules and get rid of ...
APHY 102 Exam 3 Chapter (19-21) Questions and Answers
2024
The events of respiration are
ventilation, external and internal
Breathing functions to
deliver oxygen to cells, where it takes part in the reactions of cellular respiration that
liberate energy from nutrient molecules and get rid of carbon dioxide, which maintains
the pH of the internal environment.
The mucous membrane lining the nasal cavity
warms incoming air.
moistens incoming air.
entraps dust.
correct all of the above.
The pharynx functions as a ______, whereas the larynx functions as a ______.
common passageway for air and food; passageway for air only
The right lung has ______ lobes; the left lung has ______ lobes.
superior, middle, and inferior; superior and inferior
The force that moves air into the lungs during inspiration comes from the
atmospheric pressure.
Of the respiratory air volumes listed, which one has the largest volume?
Vital capacity
The first event in expiration is
the diaphragm and external intercostal respiratory muscles relax.
The respiratory control areas are in the
pons and medulla oblongata.
Which of the following factors does not directly affect breathing rate?
pH
Which of the following is important in maintaining the pH of blood?
Carbon dioxide
Hyperventilation is usually accompanied by a(n)
decrease in blood CO2 concentration and a rise in pH.
The walls of the alveoli are composed of
simple squamous epithelium.
In emphysema
pressure in alveoli increases and their walls burst, coalescing them and decreasing the
surface area for gas exchange.
T/F: The glottis is the opening between the vocal cords.
TRUE
T/F: The pectoralis minors and the sternocleidomastoid are useful in aiding
forced expiration.
FALSE
T/F: Carbon monoxide bonds to hemoglobin more effectively than does oxygen.
TRUE
The organs of the urinary system are
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller katoinyambi96. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.49. You're not tied to anything after your purchase.
