During which phase of the cardiac cycle would you find the atria empty?

Gregory was caught smoking marijuana on his school’s campus during lunch. this is not the first time gregory has violated the school’s drug-free policy. his principal has decided to expel him, and he may face fines and time in a juvenile detention facility. gregory faced consequences when he was sent to juvenile detention after repeatedly violating the school’s drug-free policy.

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Describe the concept of interval training. what is the benefit of this type of training?