Apatient is admitted with lower abdominal pain and nausea. the nurse performing the initial assessment notes that the patient's abdomen is distended and firm, and hypoactive bowel sounds are present. the patient has not had a stool for 3 days. the nurse will contact the provider, who will most likely:

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

Oak and maple trees, chipmunks, white-tail deer, and black bears emerging from hibernation are all organisms that may be found in which biome