Answer:
your answer would be sinus node (also called the sinoatrial node, or SA node).
Explanation:
Answer:
Im not a hundred percent sure but i think no, they have similararities but no.
Explanation:
Heres why
X-rays, MRIs and CT scans have a few similarities. All three are a type of imaging scan. You can have both x-rays and CT scans completed within minutes. All three imaging tools can be used to help with the diagnosis of one or more medical conditions.
