Which of the following is not a respiratory structure?
A) Bronchi B) Esophagus C) Larynx D) Nose
B
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Centrifugal force is a misnomer. What is really happening when you feel a pull to the outside while rounding a curve?
A. centripetal force B. inertia C. both A and B D. none of the above
When vasodilation of the blood vessels in the skin occurs,
a. the skin temperature becomes warmer than the core temperature. b. the insulative capacity of the skin is increased. c. heat will be lost from the body if the air temperature is cooler than the skin temperature. d. both (b) and (c) above. e. all of these answers.
Which of the following matrix molecules in cartilage tends to trap large quantities of water?
A. Hyaluronic acid B. Chondrocytes C. Proteoglycan D. Collagen E. Elastin
Which of the following events would most likely cause a person to faint and experience difficulty breathing?
A) Exposure to gamma rays B) Eating fish containing mercury C) An insect sting D) Inhalation of asbestos particles