Which of the following best describes positive chemotaxis?
A) the movement of neutrophils through capillary walls
B) the movement of cells toward a high concentration of signaling molecules
C) the dilation of blood vessels, which causes local edema
D) the release of a lytic chemical by perforins
E) the limitation of joint movement
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Question 2) Static equilibrium receptors are located in the ________.
A) semicircular canals
B) auricle (pinna)
C) cochlea
D) tympanic membrane
E) vestibule
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Question 3) Which of the following is NOT one of the four most common indicators of the inflammatory response?
A) redness
B) heat
C) swelling
D) chills
E) pain
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Question 4) Identify the pathway of vibrations as they travel from one ossicle to the next.
A) malleus, incus, stapes
B) incus, malleus, stapes
C) stapes, incus, malleus
D) malleus, stapes, incus
E) stapes, malleus, incus
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Question 5) The process by which neutrophils are squeezed through the capillary walls during the inflammatory process is called ________.
A) agglutination
B) chemotaxis
C) diapedesis
D) coagulation
E) antibody production
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Question 6) Hair cells that function as hearing receptors are located within the ________.
A) external acoustic meatus (auditory tube)
B) spiral organ of Corti
C) oval window
D) auricle
E) ossicles
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Question 7) Which one of the following is NOT one of the nonspecific body defenses?
A) intact skin
B) antibody production
C) the inflammatory response
D) fever
E) natural killer cells
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Question 8) Sound waves entering the external acoustic meatus (auditory canal) hit the eardrum, also known as the ________.
A) tympanic membrane
B) pinna
C) auricle
D) oval window
E) ossicles
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Question 9) The adaptive (specific) defense system ________.
A) is an innate defense
B) issues an attack specific to particular foreign substances
C) includes the skin and mucous membranes
D) is the body's first line of defense against invading pathogens
E) provides mechanical barriers to the body
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Question 10) Jake was struck in the head during a baseball game. Which of the following could impair the sense of hearing if damaged?
A) cupula
B) vestibule
C) semicircular canals
D) vestibular nerve
E) tympanic membrane (eardrum)