PHYS 261 EXAM / PHYS 261 MIDTERM EXAM 2024-2025
ACTUAL EXAM REAL QUESTIONS AND CORRECT
VERIFIED ANSWERS (FULL REVISED EXAM) LATEST
UPDATES |GUARANTEED PASS A+
Which part of the respiratory system has 3 lobes, a horizontal
fissure, and an oblique fissure?
a. Right Lung
b. Left Lung
c. Alveoli
d. Bronchus
e. Diaphragm - Answer-a. Right Lung
Name all the parts of the upper respiratory tract? - Answer-1.
Nasal Cavity (Nose/Mouth)
2. Pharynx
3. Larynx
4. *Trachea - some would argue it is.
Name all the parts of the lower respiratory tract? - Answer-1.
*Trachea - some would argue it is.
Name at least three functions of respiratory system? - Answer-
a. Homeostatic regulation of body pH.
b. Assist in vocalization.
c. Assist in smelling.
d. Air filtration.
e. Air ventilation.
How to calculate Vital Capacity?
a. IRV + TV + ERV
b. RV + VC + TV
c. TLC + HGTV + CNN
d. ERV + IRV
e. I know it, I just don't want to tell you. - Answer-a. IRV + TV +
ERV
,What is the leftover air capacity after expelling ERV?
a. Total Lung Capacity (TLC)
b. Expiratory Reserve Volume (ERV)
c. Tidal Volume (TV)
d. Residual Volume (RV)
e. Vital Capacity (VC) - Answer-d. Residual Volume (RV)
What is described as the lung volume during normal breathing?
a. Total Lung Capacity (TLC)
b. Vital Capacity (VC)
c. Tidal Volume (TV)
d. Expiratory Reserve Volume (ERV)
e. Resting Capacity - Answer-c. Tidal Volume (TV)
How to calculate total lung capacity?
a. IRV + TV + ERV + RV
b. IRV + TV + ERV
c. IRV + TV + RV
d. TV + ERV + RV
e. IRV + TV + CRV + RV - Answer-a. IRV + TV + ERV + RV
, Describe what happens during gas exchange 1? - Answer-When
the body inhales the air from the atmosphere in to the lungs
AKA ventilation.
What is the complete sum of the air volume of the lungs?
a. Total Lung Capacity (TLC)
b. Vital Capacity (VC)
c. Tidal Volume (TV)
d. Expiratory Reserve Volume (ERV)
e. Resting Capacity - Answer-a. Total Lung Capacity (TLC)
What chemical "breaks" the surface tension in the surface of
the lungs to allow compliance and elastance? - Answer-
Surfactant
Which part of the respiratory system produces surfactants?
a. Alveoli Type 1
b. Lungs
c. Brochioles
d. Alveoli Type II
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 Rnseller. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $18.49. You're not tied to anything after your purchase.
