Which of the following consequences are seen when there is a failure of the sodium/potassium pump?
A) Alkalosis or a decrease in hydrogen ions occurs fairly quickly.
B) Crenation occurs causing the cells to shrink.
C) Aerobic metabolism begins to correct the failure.
D) Massive amounts of sodium and water enter the cell.
Answer: D
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Compare the pain a patient experiences when receiving a shock from a pacemaker against the pain felt when receiving a shock from an automatic implanted cardiac defibrillator (AICD)
A) Both are painless. B) Both are painful. C) Pacemakers are painful and AICDs are painless. D) Pacemakers are painless and AICDs are painful.
Which type of indicating valve has a hollow metal post housing the valve stem with a moveable plate visible through a small glass window on the side?
A. Outside stem and yoke B. Post indicator valve (PIV) C. Circular disk-and-plate valve D. Post indicator valve assembly (PIVA)
Graft-versus-host disease must have three factors. The first is the presence of immunocompetent donor T lymphocytes. What are the remaining two factors?
a. Degree of marrow involvement and age of patient b. Response to previous chemotherapy and underlying disease c. HLA alloantigens and an immunosuppressed host d. Donor availability and degree of marrow involvement
Marine-based clays have a higher ________ content than soil-based ones
Fill in the blank(s) with correct word