A.Sarcoma
Sarcoma refers to cancers of two types of tumors: soft tissue tumors and bone tumors.
The sa node <u>spontaneously</u> fires at regular intervals.
<h3>What is SA node?</h3>
SA node; an accronym for sinoatrial node is a mass of specialized issue situated in the heart; specifically in the right upper chamber of the heart.
This sinoatrial node help the heart generates electrical stimulus regularly usually between 60 to 100 times per every minutes
<h3>What is heart?</h3>
The heart is a muscular organ and the only organ in the known which helps to pump blood to various parts of the body
- Helps in the mentenance of blood pressure
- It helps to pump oxygenated blood
- It helps to transfer hormones
- Helps to receive deoxygenated blood as well
Learn more about SA node of the heart:
brainly.com/question/9058294
Answer:
In addition to protecting your heart and lungs, your ribs also support many of the muscles in your upper body. As a result, breaking a rib can make everyday activities very painful. Given their position in the body, broken ribs are usually left to heal on their own.
Explanation:
I believe Stan would because having stress for long periods of time is unhealthy and can cause early stages of Dimentia