Answer:
Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body.
Explanation:
This question depends on the person. Usually by around 200 to 210, your heart begins to go into an abnormal rhythm or disrythmia, called VT or PVT. The respectively, stand for Ventricular Tachycardia and Pulseless Ventricular Tachycardia (PVT is the more dangerous variety). At around this stage a patient runs the risk of cardiac arrest, which is dangerous because while the heart continues to beat, the contractions are so fast, blood isn't being let into the chambers of the heart. Without blood actually being pumped, the person is unable to perfuse, and goes into shock, seizure, coma, and then death.
Answer:
A bit confused with the question but here is two answers.
1. Humans need affection and dating and those other steps are ways to gain affection.
2. Heartbreak and emotions are a
always a cause for concern when entering a relationship.
Explanation:
Hopefully this is the answer you were looking for lol.
Answer:
Not have sex or use condoms. Also, do not share needles or any other items that you stick into your skin.
Explanation: