diabetes Flashcards

1
Q

What causes Type 1 diabetes?

A

The body develops antibodies against insulin or pancreatic beta cells, leading to inadequate insulin production.

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2
Q

What are the classic signs and symptoms of Type 1 diabetes?

A

Polyuria, polyphagia, polydipsia, weight loss, weakness, and fatigue.

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3
Q

Why does weight loss occur in Type 1 diabetes?

A

The body cannot use sugar for energy, so it breaks down fat and muscle for fuel.

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4
Q

What dietary guidelines should be followed for Type 1 diabetes?

A

Avoid saturated/trans fats, avoid alcohol, and choose complex over simple carbohydrates.

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5
Q

What should be taught about exercise in Type 1 diabetes?

A

Exercise is encouraged, but patients should bring a snack to prevent hypoglycemia.

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6
Q

How should glucose levels be monitored?

A

Use a glucometer or continuous glucose sensor and log results to track trends.

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7
Q

Why is medication adherence important for Type 1 diabetes?

A

Insulin is necessary for survival, as the body does not produce enough on its own.

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8
Q

What vaccinations are recommended for patients with Type 1 diabetes?

A

Routine vaccinations, including flu and pneumococcal vaccines, to prevent infections.

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9
Q

Why should a medical alert bracelet be worn?

A

To inform others of the condition in case of an emergency.

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10
Q

What is carb counting, and why is it important?

A

A method to tailor insulin doses based on carbohydrate intake.

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11
Q

What glucose level confirms a hyperglycemic crisis or diabetes diagnosis without further testing?

A

A random plasma glucose level over 200 mg/dL with clear symptoms.

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12
Q

What are the diagnostic criteria requiring repeat testing for Type 1 diabetes?

A

A1C over 6.5%, fasting glucose over 126 mg/dL, or a 2-hour plasma glucose over 200 mg/dL.

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13
Q

What is the main treatment for Type 1 diabetes?

A

Exogenous insulin via multiple daily injections or a continuous insulin pump.

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14
Q

What causes Type 2 diabetes?

A

A combination of inadequate insulin secretion and insulin resistance, meaning the body does not make enough insulin, does not use it effectively, or both.

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15
Q

What are common signs and symptoms of Type 2 diabetes?

A

Fatigue, recurrent infections, recurrent vaginal yeast or candida infections, prolonged wound healing, retinopathy, and possible polyuria, polydipsia, and polyphagia.

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16
Q

Why do Type 2 diabetes patients experience fatigue?

A

The body cannot properly use sugar for energy.

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17
Q

Why are infections common in Type 2 diabetes?

A

High blood sugar levels weaken the immune system and promote bacterial and fungal growth.

18
Q

Why does wound healing take longer in Type 2 diabetes?

A

Vascular damage impairs circulation, slowing down the healing process.

19
Q

What dietary guidelines should Type 2 diabetes patients follow?

A

Avoid saturated/trans fats, avoid alcohol, and choose complex over simple carbohydrates.

20
Q

What should be taught about exercise in Type 2 diabetes?

A

Exercise helps with glucose control, but patients should bring a snack to prevent hypoglycemia.

21
Q

How should glucose levels be monitored in Type 2 diabetes?

A

Use a glucometer or continuous glucose sensor and log results to track trends.

22
Q

Why is medication adherence important for Type 2 diabetes?

A

Proper medication use helps manage blood sugar levels and prevent complications.

23
Q

What vaccinations are recommended for Type 2 diabetes patients?

A

Routine vaccinations, including flu and pneumococcal vaccines, to reduce infection risk.

24
Q

Why should a medical alert bracelet be worn?

A

To inform others of the condition in case of an emergency.

25
What is carb counting, and why is it important?
A method to tailor insulin or medication doses based on carbohydrate intake.
26
What glucose level confirms a hyperglycemic crisis or diabetes diagnosis without further testing?
A random plasma glucose level over 200 mg/dL with clear symptoms.
27
What are the diagnostic criteria requiring repeat testing for Type 2 diabetes?
A1C over 6.5%, fasting glucose over 126 mg/dL, or a 2-hour plasma glucose over 200 mg/dL.
28
When is exogenous insulin used in Type 2 diabetes?
During times of severe stress, such as illness or surgery, if the individual is not making enough insulin.
29
What medications are commonly prescribed for Type 2 diabetes?
Oral and non-insulin injectable agents that improve how the body makes and uses insulin and glucose.
30
What is a basal-bolus insulin plan?
A regimen of multiple daily insulin injections or an insulin pump with frequent blood glucose monitoring.
31
What types of insulin are used in a basal-bolus plan?
Rapid-acting or short-acting insulin before meals and intermediate-acting or long-acting insulin once or twice daily.
32
What is the purpose of rapid-acting insulin?
It mimics natural insulin secretion in response to a meal.
33
Why is short-acting insulin more likely to cause hypoglycemia?
It has a longer duration of action compared to rapid-acting insulin.
34
How does long-acting insulin work?
It is released steadily and continuously without a pronounced peak.
35
What is the role of basal background insulin?
It maintains glucose levels between meals and overnight and prevents diabetic ketoacidosis (DKA).
36
How should insulin be stored?
Unopened vials and pens should be refrigerated; avoid extreme temperatures and direct sunlight.
37
Why is it important to monitor insulin expiration dates?
Expired insulin may be less effective in controlling blood sugar.
38
How should insulin be administered?
Inject subcutaneously and rotate injection sites to prevent irritation and infection.
39
Rapid-acting insulin
Onset: 10-30 min, Peak: 30 min-3 hrs, Duration: 3-5 hrs
40
Short-acting insulin
Onset: 10-30 min, Peak: 2-5 hrs, Duration: 5-8 hrs
41
Intermediate-acting insulin
Onset: 1.5-5 hrs, Peak: 4-12 hrs, Duration: 12-18 hrs
42
Long-acting insulin
Onset: 40 min-4 hrs, No pronounced peak, Duration: 16-24 hrs