Pedigree Daily Flashcard

Front

What is Polydactyly?

Back

Polydactyly is a genetic condition characterized by the presence of extra fingers or toes.

Front

How is a marriage or mating represented in a pedigree chart?

Back

A horizontal line between two symbols represents marriage or mating in a pedigree chart.

Front

What does a circle symbolize in a pedigree chart?

Back

A circle represents a female in a pedigree chart.

Front

What does a square symbolize in a pedigree chart?

Back

A square represents a male in a pedigree chart.

Front

What does a vertical line followed by a horizontal line indicate in a pedigree chart?

Back

A vertical line followed by a horizontal line indicates offspring in a pedigree chart.

Front

What is the term for an individual in a pedigree who has a genetic disorder?

Back

Affected.

Front

What does the term 'unaffected' mean in the context of a pedigree?

Back

Unaffected refers to an individual who does not have a genetic disorder nor is a carrier of it.

Front

How can you identify carriers of a genetic disorder in a pedigree chart?

Back

Carriers are often represented by half-filled symbols in a pedigree chart.

Front

What is the significance of shading in a pedigree chart?

Back

Shaded symbols typically represent individuals who are affected by a genetic disorder.

Front

What does a double line between two symbols indicate in a pedigree chart?

Back

A double line indicates consanguinity, or mating between relatives.