Why should a person warm up before physical activity? Do implying immune function
To reduce injury
To increase response time
To stabilize their emotion state

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.

Antibiotics are given when an std is caused by a virus. true or false

If you know answer will mark brainliest