The large bone in the upper arm is called the humerus. The shoulder blade is called the scapula and the collarbone is called the clavicle.
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The largest part of the forbrain is the cerebrum, and it allows your sences to operate and allows you to move. As for structure it concists of left and right hemispheres.
Explanation:
There are 4 chambers of the heart
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Antibiotics are used to treat or prevent some types of bacterial infections.
The cells of the SA node at the top of the heart are known as the pacemaker of the heart because the rate at which these cells send out electrical signals determines the rate at which the entire heart beats (heart rate). The cells that create these rhythmic impulses, setting the pace for blood pumping, are called pacemaker cells, and they directly control the heart rate. They make up the cardiac pacemaker, that is, the natural pacemaker of the heart. Hope this helps!
