Describe the appearance of simple columnar epithelial cells in a sectional view
A) They appear flat and look like a cracked egg with the nucleus on top.
B) They appear spherical with the nucleus in the middle.
C) They appear columnar with an elongated nucleus close to the basement membrane.
D) They appear like a cube, as tall as they are wide, with the nucleus centered in the middle of the cell.
E) They appear like rounded fluffy cells with the nucleus placed irregularly in the cell.
Answer: C
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An adult with third-degree burns over 15% of their body would NOT be considered critical.
Answer the following statement true (T) or false (F)
Which best describes functions of the smooth (agranular) endoplasmic reticulum?
A. Generation of ATP B. Digestion of engulfed bacteria and cellular debris C. Synthesis of lipids and intracellular storage of calcium ions D. Synthesis and packaging of proteins for secretion from the cell or export to other organelles E. Transcription of DNA into RNA
Adductor magnus, adductor longus, and adductor brevis are parts of a large muscle mass of the ________.
A) lateral rotators B) anterior compartment of the thigh C) posterior muscle group of the thigh D) medial compartment of the thigh
How would the heart rate be affected if there were a blockage of the AV node?
A) The heart would cease to contract. B) The electrical stimuli from the SA node would be normal, but the rate of contraction would slow or be irregular. C) The heart rate would slow dramatically, and become extremely irregular, contracting only when the ventricles became overfilled. D) The heart rate would be unaffected. E) The heart rate would increase.