ATI RN
Genetic Pediatric Questions
Question 1 of 5
All of the following are correct except:
Correct Answer: D
Rationale: E is incorrect. Tumor suppressors are typically inactivated in cancer, not overexpressed.
Question 2 of 5
The presence of an extra digit is referred to as:
Correct Answer: D
Rationale: Polydactyly is the term for extra digits.
Question 3 of 5
Which of the following is an example of monosomy?
Correct Answer: D
Rationale: Monosomy is one chromosome missing; 45,X (Turner syndrome) is a monosomy.
Question 4 of 5
Which of the following trisomy karyotypes has the mildest effect on human development?
Correct Answer: A
Rationale: 47,XXX (Triple X) has the mildest effects (often asymptomatic) compared to XXY (Klinefelter), +13 (Patau), +21 (Down).
Question 5 of 5
Which of the following is not a recognized complication of cystic fibrosis?
Correct Answer: A
Rationale: CF complications include infertility, diabetes, and cirrhosis, but not esophageal cancer.