Answer: Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract
It tell us the minimum heart rate for cardiovascular exercises
It shows us the heart rate that we need to achieve in order for our body to increase its metabolism above normal state, which resulted in increased calories burning.
As the OSHA implies, they introduce a set of guidelines in terms of machinery and machine guarding. In the choices above, the following that the guards will protect a person from are, B, flying chips and sparks, C, In running nip points, D, point of operation and E, rotating parts. So the correct answer as everything is correct is letter A.
Input devices:
Keyboard
Mouse
Microphone
Output devices:
Monitor
Speakers/Headphones
Printer
