Answer:
Marijuana has a reputation as a relatively harmless drug, but researchers are learning more and more about the effects it may have on the brain.
Explanation:
The term yardstick refers to what is a normal response. It really has nothing to do with a yardstick and can be used in many situations. A yardstick is a measurement that has been tested over and over and than that measurement becomes the standard.
Say the yardstick for a reaction time is 5 seconds
Meaning that is what a normal healthy person can do it in.
Joan has the reaction in 4.8 second. Well she is on the the bell curve and did better than the yardstick test measure.
For an alternative the answer is Tylenol or Advil
Answer:
A respiration rate under 12 or over 25 breaths per minute while resting is considered abnormal.
Explanation:
A person's respiratory rate is the number of breaths you take per minute. The normal respiration rate for an adult at rest is 12 to 20 breaths per minute.
Most likely caused by her eating disorder/anorexia