Why does a splenectomy lead to an increased risk of septicemia?
A. The spleen is a huge reservoir of monocytes.
B. It can cause excessive phagocytosis of the formed elements.
C. The spleen is pulpy and vascular, causing it to bleed easily.
D. The spleen has a delicate capsule that is difficult to surgically repair.
Answer: A
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A person with type A blood can safely donate RBCs to someone of type __________ and can receive RBCs from someone of type __________.
A. O; AB B. AB; O C. A; B D. B; A E. O; O
Which of the following best describes the term titin?
A) substance that accounts for elasticity of resting muscle B) repeating unit of striated myofibrils C) storage site for calcium ions D) where thin filaments are anchored E) largely made of myosin molecules
Which is TRUE regarding chylomicrons?
A. They readily cross the plasma membrane of adipocytes. B. They are converted to monoglycerides and fatty acids by an enzyme inside muscle cells. C. They are converted to monoglycerides and fatty acids by an enzyme found inside capillaries. D. They are formed in the lumen of the GI tract by the action of bile salts. E. They are too large to enter lacteals.
Here is a figure showing major trunk cavities and other structures. What does "C" represent?
A. diaphragm B. mediastinum C. pelvic cavity D. thoracic cavity E. abdominal cavity