Caffeine. It slightly speeds up your metabolism meaning your body needs more oxygen and glucose to be circulated through your blood, thus an increased heart rate.
because most of the muscles needs oxygen and glucose
The heart speeds up after exercise because it is working to meet the increased metabolic needs of the muscles. By speeding up, it can deliver more oxygen and nutrients to muscle cells.
The Brain needs 4 things to function: * Glucose * Blood * Oxygen * And Calcium The Brain needs 4 things to function: * Glucose * Blood * Oxygen * And Calcium
All the organ system in the body needs glucose and oxygen for survival
the heart is affected by tobacco because tobacco is absorbed in to our blood and is dropped off in our lungs and eventually will cause us lung cancer or asthma or our lungs will fail and we will die!!!!!
a person needs oxygen and glucose for respiration
oxygen and glucose
The things it needs is Light and Carbon DioxideRandy Wells
heart attack
The heart needs oxygen from the blood to keep it going.
beacuse you'er heart needs to pump so the body can get blood and oxygen