A 75-year-old male patient with a history of congestive heart failure is undergoing long bone surgery with spinal anesthesia. What is the main complication that needs to be anticipated?
A. Hypotension due to peripheral vasodilation
B. Tachycardia due to relative hypovolemia
C. Fat embolism during bone manipulation
D. Sepsis due to postoperative infection
Select your answer:

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Autoimmune Disease › ViewThe most specific laboratory marker for Rheumatoid Arthritis is:
A. Anti-nuclear antibody (ANA)
B. Anti-dsDNA antibodies
C. Anti-cyclic citrullinated peptide (anti-CCP) antibodies
D. Rheumatoid factor (RF)
Cardiac & Diseases of Blood Flow › View
The equation for Mean Arterial Pressure (MAP) is:
A. Average pressure (SBP + 2/3 pp)
B. Average pressure (DBP + 1/3 pp)
C. Average pressure (DBP + 2/3 pp)
D. Average pressure (SBP + 1/3 pp)