Neurotrophic factors contribute to the maintenance of homeostasis by promoting the growth and survival of neurons. Which of the following clients may be experiencing an alteration in neurotrophin levels? Select all that apply
A) A 92-year-old who fell and fractured the hip getting out of a shower
B) A 55-year-old who is exhibiting clinical manifestations of early-onset Alzheimer disease
C) A 38-year-old recently diagnosed with multiple sclerosis following initial complaint of vision loss as he was driving to work
D) A 44-year-old with a family history of Huntington disease who is exhibiting jerky, uncontrollable movements
Ans: B, D
Feedback:
Neurotrophic or nerve growth factors are required to maintain the long-term survival of the postsynaptic cell and are secreted by axon terminals independent of action potentials. Alterations in neurotrophin levels have been implicated in neurodegenerative disorders such as Alzheimer disease and Huntington disease, as well as psychiatric disorders such as depression and substance abuse.
You might also like to view...
In an infarct an area of tissue in an organ undergoes necrosis
Indicate whether the statement is true or false
Mature neutrophils are also known as bands or stabs
Indicate whether the statement is true or false
A sudden compression of the chest wall that forces blood to flow backward in the blood vessels is called:
A) pneumothorax. B) crepitus. C) traumatic asphyxia. D) flail chest.
In males, testosterone levels increase significantly with acute stress, and this increase is associated with:
A. relaxation. B. nurturing emotions. C. hostility. D. all of these.