Which of the following would the body perceive as an antigen?
A. Bacteria
B. Virus
C. Mismatched red blood cell
D. All of the above
Answer: D. All of the above
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Processing of a stimulus so that one knows the likely source, type of stimulus, and intensity of
the stimulus is A) sensation. B) impossible. C) perception. D) thinking. E) None of the answers are correct.
Which of the following is normally the greatest source acting against blood flow?
A) vascular resistance B) venous pressure C) viscosity of blood D) vessel length E) turbulence
What role do the arytenoid cartilages play in speech?
A. Slight movements of the cartilages help shape sound into intelligible speech. B. Sound is produced when the cartilages are adducted and passing air causes them to vibrate. C. They provide structural support for the vocal folds. D. They control the movement of the corniculate cartilages during speech production. E. When they rotate they either adduct or abduct the vocal folds and influence pitch.
The human liver is typically composed of ________ lobe(s).
A) one B) two C) three D) four E) five