Im answering for this points ok lol
Natural emergency: something that occurs naturally
manmade: something caused by a person (ex.shooting)
It’s important because your heart must beat faster during exercising because the increase of the heart rate also will need a increase of cardiac output to deliver the necessary blood flow to the muscles.
Hope this help
Answer:
A. Stroke
Explanation: Hypertension is high blood pressure. High blood pressure cause blood clots which lead to strokes.
Answer:
left atrium
Explanation:
blood coming from lungs is oxygenated blood which is then carried to left atrium by pulmonary veins
