The correct answer would be, Emphysema.
The doctor will make a diagnosis about John that he has Emphysema.
Explanation:
Emphysema is a type of COPD. COPD stands for Chronic Obstructive Pulmonary Disease. In this disease, the air sacs in the lungs gets damaged. When the lungs don't get the required oxygen, your body gets deprived of it which makes breathing difficult for you.
Due to this Emphysema, the person can suffer from chronic cough and can has extreme problem in breathing.
Smoking gradually destroys the lungs and due to the lungs disease, the whole body suffers because lungs are the organs which are responsible for the exchange of oxygen and carbon dioxide between the breathing air and our blood.
Learn more about Emphysema at:
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Answer:
Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body.
Explanation:
I think the correct answer from the choices listed above is option B. An example of gene therapy is when a defective gene is replaced with a normal gene. Gene therapy is a technique used in order to treat or prevent diseases. Hope this answers the question.
Answer: C racing heartbeat
The alarm stage of stress is more popularly known as the fight or flight stage stage. It is in this stage that the brain sends signals to the different parts of your body taking the message that you are in a perilous situation. Upon receiving the messages and your body started to react, you can choose between the flight and fight response. You can either fight or flee away from that dangerous place. This alarm stage of stress as explained by the father of stress, Hans Selye is commonly characterized by fast and racing heartbeats.
