6. Te compraría un regalo, si __________ dinero.

4. Si tus padres te preguntan por mí, diles que no __________ nada.

Which of the following statements are accurate regarding calcium homeostasis and its regulation by PTH? (Select 2.)

Which of the following most accurately explains why blood flow is impaired in patients with polycythemia vera?

Which of the following statements are accurate regarding the respiratory system’s role in acid–base balance? (Select 2.)

Julia works in an organization that uses Kerberos.  She begins her day by browsing to one of the organization’s applications.  The next thing she sees is a form asking for her user ID and password, which she enters correctly.  She then sees the home page for the application, and she works in that application for about an hour.  Next she browses to another of the organization’s applications.  Explain what she will see and why when accessing the second application.  State any assumption(s) you made in your answer. 

Which of the following correctly orders the acid–base regulatory systems from fastest to slowest in response to changes in hydrogen ion concentration?

Which of the following best explains why spironolactone and eplerenone are classified as potassium-sparing diuretics?

Use the scenario from the previous question.  The IDS raises an alert as a result of the student’s action, but takes no other action.  What is the name commonly used for this type of IDS response?  Explain why the name is appropriate. 

Which of the following most accurately explains why the kidneys can tolerate a significant reduction in blood flow without immediate cellular damage?