Examlex
An example of a light-colored, coarse-grained intrusive igneous rock is
Abbreviation
A shortened form of a word or phrase used to represent the full term, often utilized to save space or for convenience.
Muscular Middle Layer
The middle layer of an organ or body part that consists of muscle tissue, such as the myocardium in the heart.
SA Node
Sinoatrial node; the heart's natural pacemaker, located in the right atrium, it initiates the electrical impulses that dictate the heart rate.
Cardiovascular System
The body's system comprising the heart and blood vessels, responsible for circulating blood and oxygen throughout the body.
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