Which of the following statements about chronic versus acute exposure is true?
a. A person has experienced acute exposure if the exposure was at high levels for a long period of time.
b. Acute exposure to a toxicant is more difficult to study than chronic exposure.
c. A person getting an x-ray is experiencing chronic exposure to radiation, whereas the radiologist is trying to minimize levels of acute exposure.
d. Safe levels for chronic exposure to a toxicant are lower than safe levels for acute exposure.
e. Chronic levels of toxicant are assessed for individuals with chronic conditions such as arthritis.

Define physical activity. question 3 options: bodily movement produced by the contraction of muscles planned and structured exercise the ability to perform rigorous activity all the above

John and jane jones’ newborn baby girl, leah, has just been diagnosed with galactosemia. prior to their genetic counseling appointment, they submitted this family history: john and jane’s older child, a son named lee, does not have galactosemia. john is the only child of hanna and harry. harry was an only child. hanna has two older sisters, hope (the oldest) and holly. both harry and hanna’s parents lived in good health into their 80s. jane’s brother, joe, is married to jen. they have a son, les, who is a healthy nine-year-old with myopia (nearsightedness) but no sign of galactosemia. jane’s mother, hilda, is alive and healthy; jane’s father, henry, passed away last year of a sudden heart attack. hilda and henry have no family history of galactosemia. use the information in the family history to construct a pedigree for this family.

Which diseases are drug abusers particularly susceptible to