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1. What is a familial genetic disease? Describe one familial genetic disease tha

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Question

1. What is a familial genetic disease?
Describe one familial genetic disease that is carried by a dominant gene and one that is carried by a recessive gene.

b. What is menopause? Provide 5 symptoms of menopause.
Are you for or against Hormone Replacement Therapy? Why?

c. You are a part of some Medical Mission to the Honduras and you had just completed this course “Human Health and Disease”. You are assigned to prepare an intervention against STIs, which 5 preventive strategies will you present? How will you explain the difference in risk levels between males and females? Give 5 examples of STIs caused by bacterial pathogens.

d. Considering the ethical issues surrounding use of stem cells in medical therapy, some people prefer umbilical cord blood as an alternative source of stem cells. Provide a scientific argument in favor of umbilical cord blood by citing 4 advantages.

Explanation / Answer

1) familial genetic disease is a hereditary disease passed from one generation (parents) to the next (offspring). example of recessive gene is sickle cell anemia in which both parents must donate one copy of the recessive allele for the trait to show up, whereas a dominant version only one parent must donate an allele for that trait to be shown (however both parents can donate it also) for instance Huntingtons disease

b) menopause is when the woman stops having her period and producing eggs in her ovaries and produces less estrogen in her body. Symptons: Skin flushing, insomnia (inability to sleep), heart racing, hot flashes, mood swings, anxiety, depression, lower libido.

Im currently against Human Gene Therapy as I think it has great potential however there are always dangers using viruses as vectors and the science is not yet at the point where scientists are efficient enough at inserting the proper gene into the proper chromosomal region and this lack of inefficiency can put the individual at risk for serious genetic disorders

c) Preventative strategies: Use a condom. Make sure you know if your partner has been with others that they test for infection before you sleep with them. Dont have sex. Try to have a very low number of sexual partners. Dont have sex in public places or on other peoples bed or couches. Wash your privates after sex to help rid excess bacteria before it can get inside.

STIs caused by bacteria: Chlamydia, Gonorrhea and Syphillus.

Girls are more at risk for getting STIs than boys - girls are 1.6 times more likely to contract HIV/AIDS

d) Umbilical Cord Blood Advantages: 1. Easy to aquire stem cells from umbilical cord blood because theres lots of it and it poses no safety threat to either mother or offspring. 2. Low chance of viral contamination. 3. UCB can be preserved and therefore stored and used without delay. 4. Frozen UCB can be easily shipped and thawed for use when needed, compared to freshly donated bone marrow, which has a limited shelf-life, necessitating coordination between harvesting physicians, transportation personnel, and transplantation teams. (I referred to this link to find the answer to this: http://asheducationbook.hematologylibrary.org/cgi/content/full/2005/1/377/T1)

 

Hope I helped!! =) xx