Pedigree chart review

Front

What does a filled circle represent in a pedigree chart?

Back

Affected female

Front

How can you determine the number of affected males in a pedigree chart?

Back

Count the number of filled squares.

Front

What does a filled square represent in a pedigree chart?

Back

Affected male

Front

How do you identify unaffected individuals in a pedigree chart?

Back

Look for unshaded symbols.

Front

What does a shaded symbol indicate in a pedigree chart?

Back

An individual that expresses a recessive trait.

Front

How many generations are typically represented in a pedigree chart?

Back

The number of rows in the chart.

Front

What is the significance of Roman numerals in a pedigree chart?

Back

They represent different generations.

Front

How can you determine the phenotype of an individual in a pedigree chart?

Back

By analyzing the shading of the symbols and their parents' traits.

Front

What does the term 'proband' refer to in a pedigree analysis?

Back

The first affected individual in a pedigree chart.

Front

How can you identify carriers of a recessive trait in a pedigree chart?

Back

They are usually represented by unshaded symbols with affected offspring.