BIO 669 EXAM QUESTIONS AND
ANSWERS
The vital capacity is comprised of all of the following volumes except: - Answer-Residual
volume
Along with the respiratory bronchioles, the (blank) is a thin walled balloon-like structure
that act as the primary unit of gas exchange: - Answer-Alveolus
While most alveolar perfusion is under control of local humoral conditions, widespread
decrease in PaO2 (alveolar O2) is likely to result in: - Answer-Pulmonary artery
constriction (pulmonary hypertension)
Acidosis will (blank) the affinity of oxygen to hemoglobin and thus would be considered
a (blank) shift in the oxyhemoglobin dissociation curve: - Answer-Decrease, right
Vasoconstriction of a pulmonary artery serving an area of lung will have what effect? -
Answer-Decreased blood flow to that area
The effect of oxygen saturation on carbon dioxide to hemoglobin is termed the: -
Answer-Haldane effect
The pulmonary disease most associated with permanent enlargement of acini due to a
loss of elastic tissue is most likely: - Answer-Emphysema
Which of the following is NOT associated with pulmonary edema: - Answer-Right sided
HF
Which of the following is NOT part of Virchows triad in the development of thrombi and
embolus? - Answer-Immune system activation
The principle cells function to: - Answer-Reabsorb Na+ and secrete K+
Urine does not reflux back into the ureter because: - Answer-The lower end of the ureter
is compressed by the detrusor muscle during micturition
The Na+ sensing cells in the distal tubules are the: - Answer-Macula Densa cells
Both a decrease in plasma volume and increase in plasma osmolarity stimulate: -
Answer-ADH secretion
Urodilatin - Answer-Is a natriuretic peptide that enhances Na+ secretion and K+
retention
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 biggdreamer. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.