(a) a person's blood pressure is measured to be 120 ± 2 mm hg120 ± 2 mm hg. what is its percent uncertainty? (b) assuming the same percent uncertainty, what is the uncertainty in a blood pressure measurement of 80 mm hg?

Warming up prepares the body for exercise in what way? a. muscularly b. cardiovascularly c. neurologically d. all of the above

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly.c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus.d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.

Which is the term used for a drug that increases the activity of the nervous system