How does the structure of hemoglobin allow it to combine with oxygen?
Answer: Each iron molecule of the heme group is able to bind with one oxygen molecule
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Which of the following is not present in bone?
A) calcium phosphate B) collagen fibers C) calcium carbonate D) chondroitin sulfate E) hydroxyapatite
What is the sac that houses the testes?
A. Scrotum B. Seminiferous tubule C. Tunica albuginea D. Rete testis
Which of the following is not one of the body's three lines of defense against pathogens?
A. Physical barriers such as skin and mucous membranes B. Nonspecific actions of cells, proteins, and inflammation C. Specific immunity by B and T cells D. Drainage of excess interstitial fluid into lymphatic capillaries
The second gluteal muscle to appear on a series of axial CT images arranged in descending order is the ____________________.
Fill in the blank(s) with the appropriate word(s).