Question

How does atrial fibrillation contribute to the development of a CVA?

What is multiple sclerosis and how did it cause the symptoms?

What is Alzheimer’s Disease and how does amyloid beta factor into the development and progression of the disease?

The APRN is called by the ICU staff because the patient’s ICP has risen to 22 mmHg. The APRN recognizes the urgent need to lower the ICP. The APRN institutes measures to decrease the ICP and increase the cerebral perfusion pressure (CPP). What are the factors that determine CPP?

Describe how osteoarthritis develops and forms and distinguish primary osteoarthritis from secondary arthritis.  

Answer 1

• CVA, ie (cerebrovascular accident) is also termed as STROKE. Here the blood supply to brain is interrupted.
• This is a medical emergency.
• An increased heart rate ,due to high BP /heart attack is the cause of atrial fibrilation
• Thereby there is decreased blood flow out from the heart, therby increased chance of clot formation,and interruption in the flow to the brain ,resulting in CVA.

• Multiple sclerosis is basically a ddisease happening to the centreal nervous system & brain where they loose communication with each other. Its an autoimmune disorder.
• Symptoms include loss of balance on one side of body, vision impairment, fatigue, muscle paralysis etc..also these are happening due to the lack of coordination between the brain & cns.