NURS 3366 EXAM 1 UPDATED QUESTIONS AND CORRECT ANSWERS

NURS 3366 EXAM 1 UPDATED QUESTIONS AND
CORRECT ANSWERS

Question:
1. How many pairs of chromosomes do humans have?
Answer:
23 pairs

Question:
2. How many pairs of chromosomes are autosomal chromosomes?
Answer:
22 pairs

Question:
3. How many pairs are sex chromosomes?
Answer:
1

Question:
4. Homozygous dominant
Answer:
GG

Question:
5. Heterozygous dominant
Answer:
Gg

Question:
6. Homozygous recessive
Answer:
gg

Question:
7. Examples of Multifactorial Inheritance Disorders
Answer:
Lung cancer, HTN, CAD, DM

Question:
8. Teratogenic disorder
Answer:
any influence -- eg. drugs, radiation, viruses - that can cause congenital defects

Question:
9. Fetal Alcohol Syndrome

, Answer:
occurs because toxicity of alcohol causes gene mutations during gestational development

Question:
10. Thalidomide Babies
Answer:
born with abnormal arms & legs due to mothers taking the drug thalidomide during early pregnancy

Question:
11. Down syndrome is also called what?
Answer:
Trisomy 21

Question:
12. What is down syndrome?
Answer:
disorder of abnormal numbers of chromosomes that is sometimes associated with pregnancies of women
great than 35 years of age

Question:
13. What chromosome is affected by down syndrome?
Answer:
Chromosome 21

Question:
14. Sickle cell anemia is a autosomal ____________ disorder?
Answer:
recessive

Question:
15. What are the signs and symptoms of sickle cell anemia?
Answer:
SOB weakness fatigue ischemic pain

Question:
16. Polycystic Kidney Disease is a autosomal _________ disorder?
Answer:
dominant

Question:
17. What are the signs and symptoms of polycystic kidney disease?
Answer:
hematuria proteinuria frequent kidney infxns pain @ costovertebral angles and abdomen kidney stones

Question:
18. Hemophilia is what type of disorder?