Blood Vessels Enter and Exit from the ________ of the Heart

question 23

Multiple Choice

Blood vessels enter and exit from the ________ of the heart.

• A) apex
• B) base
• C) auricles
• D) trigone
• E) inferior aspect

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Definitions:

Nucleus Collision

An interaction where two atomic nuclei come into close contact and may result in a nuclear reaction or fusion, often studied in physics.

Atomic Element

A pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.

Electrical Conductivity

A measure of how well a material allows the flow of electric current through it.

Valence Shell

Outermost orbital shell in an atom. The number of electrons in the valence plays a role in defining the electrical and physical characteristics of an element.