The answer is d.) tropomyosin will be moved out of the way and muscle contractions will not occur.
The answer your looking for is B that is what i think
Answer:
The nasal cannula
Explanation:
A nasal cannula is a medical device, used to administer oxygen at low flow to the human beings. It consists of a soft and flexible plastic tube or hose with two outlets or tips that adapt to the nostrils and that is held over the ears. This device is used to deliver oxygen to a patient breathing with minor breathing problems.The high flow nasal cannula is used to deliver oxygen at a high rate. Oxygen is delivered through tiny pins that sit in the nostrils. The high flow rate makes breathing easier. The lungs don't have to strain to get air in and out.
C. Rep, A consecutive repetition exercise that tests and measures your resistance/endurance. Hope this helps!
