Why does a splenectomy lead to an increased risk of septicemia?
A. The spleen is a huge reservoir of monocytes.
B. The spleen has a delicate capsule that is difficult to surgically repair.
C. The spleen is pulpy and vascular, causing it to bleed easily.
D. It can cause excessive phagocytosis of the formed elements.
A. The spleen is a huge reservoir of monocytes.
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Which of the following is a potential substrate a cell can use to produce ATP?
a. its own intracellular nutrient stores b. nutrients stored in other, specialized storage cells c. recently ingested (and digested) food d. all of these e. none of these
Which of the following best describes a proton?
A. Subatomic particle with no electric charge B. One positive charge, mass of one, found in nucleus C. No charge, mass of one, found in nucleus D. One negative charge, no mass, found in orbitals E. None of the choices are correct.
A person sits on his/her
A. pelvic brim. B. iliac fossae. C. ischial tuberosities. D. obturator foramen. E. pubis symphyses.
Which of the following would you most likely NOT find in a neuron?
A. mitochondria B. lysosomes C. centrioles D. Golgi apparatus E. Nissl bodies or chromatophilic substance