The epithelium of tonsilla palatina is:
(A) multistratified non - keratinizing epithelium
(B) multistratified keratinizing epithelium
(C) Henle's epithelium
(D) Pseudostratified ciliated epithelium
Ans: (A) multistratified non - keratinizing epithelium
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Which glial cell myelinates and insulates axons in the peripheral nervous system?
A. Oligodendrocyte B. Neurolemmocyte C. Astrocyte D. Ependymal cell E. Microglial cell
Fast-glycolytic fibers
a. contain an abundance of mitochondria. b. can be converted into fast-oxidative fibers by regular endurance activities. c. are most abundant in muscles specialized for maintaining low-intensity contractions for long periods of time without fatigue. d. both (b) and (c) above are correct. e. all of these answers.
Skeletal muscle cells differ from cardiac muscle cells in that ________
A) skeletal muscle cells consist of cylindrical, non-branched cells with multiple nuclei B) skeletal muscle cells are branched and generally possess one nucleus C) skeletal muscle cells are spindle-shaped and possess one centrally located nucleus D) skeletal muscle cells possess cell junctions called intercalated discs
Chemotaxis:
A. refers to the chemical attraction of neutrophils to a site of inflammation. B. is important only for innate immune responses. C. is important only for adaptive immune responses. D. refers to the engulfing of microbes and foreign molecules by macrophages. E. refers to dilation of blood vessels by chemicals released by damaged tissue cells.