What can a malfunction in DNA methylation lead to?
a. Hypothyroidism
b. Blindness
c. Cancer
d. Diabetes mellitus
Answer: c. Cancer
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Marsha and Clement are both carriers of sickle cell anemia, a disease that is autosomal recessive. Their first child, Amelia, does not have the disease
Marsha and Clement are planning another pregnancy, but they are concerned about their second child having the condition. Clement's father died from complications of sickle cell disease shortly before Amelia was born. Draw a Punnett square to determine the likelihood of Marsha and Clement having a baby with sickle cell anemia. What is the chance the baby will be a carrier of the disease, just like the parents? Marsha suggested to the nurse at the local family planning clinic that if the baby were a boy, he might have a higher risk of developing the disease, just like his grandfather. If you were this nurse, how would you respond? When Amelia, who does not have sickle cell anemia, grows up and marries someone who does have the disease, how likely will her children have the disease?
A 35-year-old father of 3 tells you that he wants information on a vasectomy. What would you tell him about ejaculate after a vasectomy?
A) There will be no ejaculate after a vasectomy. B) There is no noticeable decrease in the amount of ejaculate even though it contains no sperm. C) There is a marked decrease in the amount of ejaculate and it contains no sperm. D) There is a marked increase in the amount of ejaculate even though it contains no sperm.
Which of the following underlie many health disparities in the United States?
A) Income and education B) Lifestyle C) Personal choices D) Geographic area
Which cranial nerve is assessed by using the Snellen visual acuity chart?
a. Optic cranial nerve (CN II) b. Oculomotor cranial nerve (CN III) c. Abducens cranial nerve (CN IV) d. Trochlear cranial nerve (CN VI)