What Is a Cosmic Ray? Do Cosmic Rays Affect Life

question 44

Essay

What is a cosmic ray? Do cosmic rays affect life on Earth?

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Definitions:

AV Bundle

The atrioventricular bundle (bundle of His) is a collection of heart muscle cells specialized for electrical conduction that transmits the electrical impulses from the AV node to the point of the apex of the fascicular branches.

Electrodes

Devices that conduct electricity and are used to make electrical contact with a part of a circuit.

Forearm

The part of the arm extending from the elbow to the wrist, comprising two bones - the radius and ulna - and associated muscles, nerves, and blood vessels.

Three-Lead ECG

A type of electrocardiogram setup that uses three electrodes to monitor the heart’s electrical activity, providing information about heart rate and rhythm.