When must personal protective equipment be worn? check all that apply.

when entering an examination room

when handling sharps

when in the presence of airborne pathogens

when taking blood-pressure measurements

Personal protective equipment (PPE) helps prevent the spread of germs in the hospital. This can protect people and health care workers from infections. All hospital staff, patients, and visitors should use PPE when there will be contact with blood or other bodily fluids.

Explanation:

answer: emergency contraceptive

explanation:

to prevent people from getting the ebola virus, countries around the world paid to doctors develop a new vaccine. now that the vaccine has been made, doctors will need to experiment on a large number of people to find out if it works safely.

what is the greatest limitation that scientists are dealing with as they try to figure out how to experiment with the ebola vaccine?

meditation is a practice of sitting still and quiet for minutes or even hours. it has been practiced for thousands of years and is even a part of religious practices for some people. carefully controlled, repeated measurements of brain activity have shown that meditation does increase certain chemicals in the brain and even grows the part of the brain that people connect with their current surroundings and activities.

are claims about the effects of meditation most likely scientific or pseudoscientific?

not pseudoscientific, because people have made claims about it but scientific observations have not been made