Which of the following is a valid explanation as to why children are at a higher risk to health effects relating to environmental hazards? a. Children’s smaller lungs make them more likely to fill up with harmful chemicals. b. Children’s immune systems are not fully developed causing them to be at a higher risk. c. Children have less outdoor exposure, making them less adapted to outside conditions. d. Children take more shallow breaths than adults, causing them to inhale contaminants more frequently. Please select the best answer from the choices provided A B C D

If gloves become heavily soiled and additional patient care tasks must be performed on that patient, what should you do? a. no action is necessary as it's the same patient b. change gloves c. double glove d. wash the gloves

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Transplant operations have become routine. one common transplant operation is for kidneys. the most dangerous aspect of the procedure is the possibility that the body may reject the new organ. there are several new drugs available for such circumstances and the earlier the drug is administered, the higher the probability of averting rejection. the new england journal of medicine recently reported the development of a new urine test to detect early warning signs that the body is rejecting a transplanted kidney. however, like most other tests, the new test is not perfect. in fact, 20% of negative tests and 10% of positive tests prove to be incorrect. physicians know that in about 33% of kidney transplants the body tries to reject the organ. if the new test has a positive result (indicating early warning of rejection), what is the probability that the body is attempting to reject the kidney?