The respiratory system works with the system to add oxygen to the blood and remove carbon dioxide from the body.

Which of these is most likely to prevent pregnancy? a. tracking of female body temperature to identify ovulation times b. proper condom use c. male withdrawal before ejaculation d. proper spermicide use

The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

Acharacteristic associated with good social health is the ability to: a. get along well with others b. recognize your achievements c. do daily tasks without getting tired d. learn from your mistakes