The cytoskeleton is composed of a variety of fibers, including
A) Macro tubules.
B) Large filaments.
C) Micro filaments.
D) All of the above
Answer: C
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The amount of oxygen bound (or released) by hemoglobin depends primarily on which of the following?
A) PCO2 of its surroundings B) PN2 of its surroundings C) the carbonic anhydrase available D) PO2 of its surroundings E) the effect of the chloride shift
Skeletal muscle cells contain intracellular contractile proteins, including troponin and tropomyosin
Indicate whether the statement is true or false
A perpendicular plate is a feature of the ________ and ________ bones.
A. ethmoid; sphenoid B. nasal; lacrimal C. palatine; ethmoid D. maxilla; zygomatic E. palatine; lacrimal
Which type of burn usually requires skin grafting? Why?
A) First-degree burns because the epidermis is damaged. B) First-degree burns because the tissue damage is so great that the tissue cannot repair itself. C) Second-degree burns because the tissue damage is so great that the tissue cannot repair itself. D) Third-degree burns because the epidermis is damaged. E) Third-degree burns because the tissue damage is so great that the tissue cannot repair itself.