What Is an "Is A" Relationship? How Does It Apply

question 14

Essay

What is an "is a" relationship? How does it apply to the world of objects?

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Definitions:

Peritubular Capillaries

Tiny blood vessels surrounding the tubules in the kidneys where exchange of substances with the filtrate occurs.

Diaphragm

(1) The muscle of breathing that separates the thorax from the abdomen; (2) Divides the anterior cavity into an upper and a lower cavity.

Muscle Tissue

A body tissue composed of fibers capable of contracting to effect bodily movements.

Hepatitis Vaccines

Immunizations designed to prevent infection by hepatitis viruses, primarily including Hepatitis A, B, and sometimes Hepatitis C.