Experts agree that the minimum time period for cardiorespiratory benefit from exercise is minutes.

a. 30
b. 10
c. 20
d. 60

Match each burn type with an appropriate treatment.

Which of the following is a true statement? a. the male sex hormone is called estrogen. b. the female sex hormone is called testosterone. c. both sexes manufacture some amount of the sex hormone associated with the opposite sex. d. only males secrete testosterone and only females secrete estrogen

At what age does trust usually begin to develop? a. 25 weeks b. 20 weeks c. 15 weeks d. 10 weeks