Every soil<span> originally formed from parent material: a deposit at the Earth's surface. The material could </span>have<span> been bedrock that weathered in place or smaller materials carried by flooding rivers, moving glaciers, or blowing winds.</span>
The examples of positive feedback loops are as follows:
- contractions during the process of giving birth
- Blood clotting
<h3>WHAT IS POSITIVE FEEDBACK LOOP:</h3>
- Positive feedback loop is that in which a change in a given direction causes additional change in that same direction.
- The contractions during the process of giving birth is an example of positive feedback loop because the contractions further stretch the walls and continues until birthing occurs.
- Also, the clotting of blood causes the stoppage of blood flow.
Therefore, the examples of positive feedback loops are as follows:
- contractions during the process of giving birth
- Blood clotting
Learn more about positive feedback loops at: brainly.com/question/11312580
Answer: I should continue the exercise of upper arm as soon as I reach home.
Mastectomy is the removal of breast due to cancer or for the prevention of cancer. After this surgery there is a placement of plastic tube in order to collect the fluid so as to prevent infections. In this case just after the surgery the person should be engaged in exercises.
The person should not take part in any of the upper body movement as exercises, lifting heavy weights and any other activity which stresses the upper arm.
As long as the person is continuing the dressing she should not engage himself in any exercise.