Explain how a pulse oximeter works
What will be an ideal response?
Answer: The pulse oximeter transmits beams of light through blood vessels (capillaries), measures differences in color, and calculates blood oxygen levels. The blood oxygen level is then displayed on an electric screen as the oxygen saturation rate.
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While studying for renal test in pathophysiology class, a student helps a peer by reviewing facts about the cells of the proximal tubule. Which of the following functions should they include in this discussion? Select all that apply
A) Aids in reabsorption B) Location for high-pressure capillary filtration C) Rich in mitochondria D) Plays a role in the medullary collecting tubule E) Supports active transport processes
A client is treated with a nebulizer respiratory treatment. The client asks the nurse how this medicine will get into her system. How does the nurse respond?
a. The medicine is absorbed into the pulmonary circulation. b. The medicine is absorbed through the pores. c. The medicine is absorbed through the mucous membranes. d. The medicine is absorbed down the throat into the small intestine.
The word root kerat means "sebum or oil."
Indicate whether the statement is true or false
The word tolerance means you should
A. try to understand why a student might be behaving in a particular way before you judge that behavior as negative. B. treat all students the same. C. accept the behavior of students who are different from the rest of the class regardless of what they do. D. not accept any behavior that is not accepted behavior in your gym.