Biology of Aging — MCQs

Mutations are due to changes in:

Which of the following statements best describes the mechanism of action of insulin on target cells?

Diabetes is associated with all of the following in the elderly EXCEPT:

Unfolded protein metabolism is associated with

Which of the following is the etiology of Werner syndrome?

Which of the following statements regarding cell aging is true?

Action of Telomerase is:

Which of the following is the most common cause of reversible dementia in the geriatric population?

An 80-year-old female presented with diffuse muscle pain in the back, buttocks, and right thigh. On examination, the patient was obtunded, responsive only to simple commands, and had paralysis of the left half of her body. Neighbors found her after she did not respond to multiple calls. CT brain was performed. Lab findings revealed increased serum creatinine out of proportion to BUN. Which of the following ECG findings corresponds with the most common electrolyte abnormality found in this condition?

Reversible dementia is a feature of which of the following conditions?