Asked by Liveth Jimenez on Jun 10, 2024
Verified
Human papillomavirus (HPV) infections are known to be a cause of cervical cancer.In most cases,HPV goes away on its own and does not cause any health problems.However,the worldwide HPV prevalence in cervical carcinomas is 99.7%.This indicates that HPV-negative carcinoma is extremely uncommon.In this case,HPV is which of the following?
A) A necessary and sufficient cause
B) A necessary but not sufficient cause
C) A sufficient but not necessary cause
D) Neither necessary nor sufficient
E) None of the above
HPV Prevalence
The proportion of individuals in a population who are infected with the human papillomavirus at a given time.
Cervical Cancer
A type of cancer that occurs in the cells of the cervix — the lower part of the uterus that connects to the vagina.
HPV-Negative
Referring to individuals or samples that do not show the presence of Human Papillomavirus (HPV) infection.
- Differentiate between causes of disease that are essential and those that are adequate.
Verified Answer
CC
Clarissa ChioliJun 12, 2024
Final Answer :
B
Explanation :
Because most of all cervical cancer patients present HPV infection,this indicates that HPV is a necessary cause for cervical cancer.However,all HPV infection does not develop as cervical cancer,which means HPV is not sufficient to cause for cervical cancer.Therefore HPV is a necessary but not sufficient cause.
Learning Objectives
- Differentiate between causes of disease that are essential and those that are adequate.