Answer:
lungs
Explanation:
goes from the heart to the lungs to get oxygen
If Savanah has been diagnosed with panic attacks and her doctors are using this machine which will beep once her heart rate speeds up in order for her to be able to lower and control it better, this means that they are most likely using a biofeedback machine. These type of machines work exactly like mentioned in the question and have been used for things like these.
A depressant, or central depressant, is a drug that lowers neurotransmission levels, which is to depress or reduce arousal or stimulation, in various areas of the brain.[1] Depressants are also occasionally referred to as "downers" as they lower the level of arousal when taken. Stimulants or "uppers" increase mental and/or physical function, hence the opposite drug class of depressants is stimulants, not antidepressants.
Therapy can help people with mental illnesses like depression and anxiety. I know from experience
Answer:
The chemical messengers are called neurotransmitters, and also the process is named neurotransmission.