Why Is a Legend Necessary When Constructing a Pedigree That

question 19

Multiple Choice

Why is a legend necessary when constructing a pedigree that includes a health history?

• A)Gender-altering surgeries require either the drawing of both male and female symbols for the same person or the use of a diamond instead of a circle or square.
• B)When a pedigree includes more than three generations, the relationships of members in older (more remote) generations are less clear and must be explained.
• C)The gender of individuals lost in the first trimester of pregnancy cannot be established.
• D)Health problems do not have standard symbols.

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Definitions:

Erythrocytes

Red blood cells that transport oxygen from the lungs to tissues throughout the body and return carbon dioxide for exhalation.

Formed Elements

Cells and cell fragments in blood, including red blood cells, white blood cells, and platelets.

Plasma

The liquid component of blood that carries cells and proteins throughout the body.

Connective Tissue Strength

The capacity of connective tissues, such as ligaments, tendons, and cartilage, to withstand tension and maintain the integrity of bodily structures.