In systole, you should expect that your mitral valve and tricuspid valve to be closed (snap shut) and you should expect your pulmonary valve and aortic valve to open. Hope this helps
You don’t explain very well but the sentence it’s true
Answer:
Overload: A principle of exercise that states that the only way to improve fitness is to increase over time. This can mean increasing the amount of resistance, increasing the amount of time, or increasing the speed. When just beginning an exercise, it is generally difficult
Anxiety I would say, based on the answers you provided below.
Answer:
Explanation:
According to USDA food profiling facts for Americans, people were consuming 3800 calories per person per day in year 2000, this was 800 calories more than what they consumed in 1957. The trend is definitely on rise and you can calculate from these number the percentage of increase.