NURSING ANM AND GNM

NURSING EXAM QUESTIONS

FIRST AID

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Diabetic ketoacidosis may be caused by
A
Having too much insulin in the body
B
Having too little insulin in the body
C
Eating too little food
D
Too much exercise
Explanation: 

Detailed explanation-1: -DKA develops when your body doesn’t have enough insulin to allow blood sugar into your cells for use as energy. Instead, your liver breaks down fat for fuel, a process that produces acids called ketones. When too many ketones are produced too fast, they can build up to dangerous levels in your body.

Detailed explanation-2: -DKA is caused by an overload of ketones present in your blood. When your cells don’t get the glucose they need for energy, your body begins to burn fat for energy, which produces ketones. Ketones are chemicals that the body creates when it breaks down fat to use for energy.

Detailed explanation-3: -With too little insulin, the body can no longer move glucose from the blood into the cells, causing high blood glucose levels. If the glucose level is high enough, excess glucose spills into the urine. This drags extra water into the urine causing more frequent urination and thirst.

Detailed explanation-4: -In diabetic ketoacidosis, insulin deficiency and increased counter-regulatory hormones can lead to increased gluconeogenesis, accelerated glycogenolysis, and impaired glucose utilization. This will ultimately cause worsening hyperglycemia.

Detailed explanation-5: -Pathophysiology of DKA Insulin deficiency and an increase in counterregulatory hormones (glucagon, catecholamines, cortisol) causes the body to metabolize triglycerides and amino acids instead of glucose for energy. Serum levels of glycerol and free fatty acids rise because of unrestrained lipolysis.

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