Which of the following terms means that the structure is impenetrable to X-rays?
A) radioactive
B) radiopaque
C) radioisotope
D) radiolucent
B
Explanation: Radiopaque means the structure is impenetrable to X-rays. Radioisotope is the radioactive form of an element. Radiolucent is a structure that allows X-rays to pass through.
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Conditions that are treated by ultrasound include:
A) acne, pressure sores, and psoriasis. B) pain, muscle spasms, and problems in circulation. C) inflammation, skin ulcers, and arthritis. D) bursitis, acne, and pressure sores.
Which is the best definition of "immunity"?
A. The state of having been exposed to a pathogen repeatedly B. The state of being resistant to reinfection with a pathogen C. When an individual has never been exposed to a pathogen D. When the immune system is activated E. When physical barriers are not enough to prevent infection
What is the primary function of the basilar section of the brainstem?
A. Controls or modulates motor activity B. Regulates eye reflexes C. Regulates reflexive head movements D. Adjusts general level of neural activity
The nurse is preparing to give a client the first dose of newly prescribed celecoxib (Celebrex) and notes the client has an allergy to morphine and sulfa antibiotics. Which of the following actions should the nurse take next?
A. Provide the medication as ordered since there is no risk of allergic reaction. B. Hold the medication since it is contraindicated for clients with allergy to sulfa antibiotics. C. Hold the medication since it is contraindicated for clients with an allergy to morphine. D. Call the pharmacist to see if there are any concerns about taking the new medication.