Question 1
when body temperature is too hot (above 37 degrees celcius); what happens after the change has been detected?
a. body begins to shiver. b. skin produces sweat. c. skin begins to sunburn.

question 2 when body temperature is too hot; what effect does this have on the body?
a. excess body heat evaporates the sweat, which has a cooling effect on the body.
b. skin produces sweat.
c. the friction caused by the muscles shivering warms the body.
d. you breathe more rapidly and heavily, and your heart rate increases.

question 3 when body temperature is too cold; what happens after the change has been detected?
a. skin produces sweat.
b. you breathe more rapidly and heavily, and your heart rate increases.
c. put on a coat.
d. you shiver.

question 4 when body temperature is too cold; what effect does this have on the body?
a. excess body heat evaporates the sweat, which has a cooling effect on the body.
b. oxygen is taken in more quickly from the lungs and pumped more quickly through the blood to get to the muscles and replenish the oxygen level.
c. the friction caused by the muscles shivering warms the body.
d. the body feels very cold.

question5 when the blood oxygen level drops due to excercise; what happens after the change has been detected?
a. you shiver.
b. you breathe more rapidly and heavily, and your heart rate increases.
c. skin produces sweat.
d. the friction caused by the muscles shivering warms the body.

question 6 when blood oxygen level drops due to exercise; what effect does this have on the body?
a. you shiver
b. the friction caused by the muscles shivering warms the body.
c. oxygen is taken in more quickly from the lungs and pumped more quickly through the blood to get to the muscles and replenish the oxygen level. d. excess body heat evaporates the sweat, which has a cooling effect on the body.