Chapter 21 Congenital and gentic disorders

Question 1

What are inherited disorders?

Answer 1

disorders that may be caused by a single gene expression, chromosomal defect, polygenic expression.

Question 2

What are chromosomal anomalies?

Answer 2

Occurs during meiosis when the DNA fragments are displaced or lost, thus altering genetic info- non-disjunction- translocation

Question 3

What are Teratogenic agents?

Answer 3

Agents that cause damage during embryonic or fetal development

Question 4

What is multifactorial disorders?

Answer 4

a disorder that is caused by multiple genes(polygenic). Usually have familial inheritance - environmental component

Question 5

What is congenital disorders?

Answer 5

Disorders present at birth - includes inherited or developmental - premature birth, difficult labor and delivery, or exposure to a damaging agent during fetal development