Insulin Lispro vs Human Insulin
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Questions and Answers

Insulin glargine is soluble at physiological pH.

False

The onset of action of insulin glargine is approximately 1.1 hours.

True

Insulin glargine provides a peak concentration similar to NPH insulin.

False

Insulin glargine should be administered multiple times per day.

<p>False</p> Signup and view all the answers

Mixing insulin glargine with other insulins is recommended for better efficacy.

<p>False</p> Signup and view all the answers

The duration of action of insulin glargine is shorter than NPH insulin.

<p>False</p> Signup and view all the answers

Insulin lispro, insulin aspart, and insulin glulisine have ultra-rapid onset with short duration of action.

<p>True</p> Signup and view all the answers

NPH insulin has an onset of 2 hours and a peak at 68 hours.

<p>False</p> Signup and view all the answers

The term 'isophane' was coined to reflect that NPH insulin contains insulin, zinc, and protamine.

<p>False</p> Signup and view all the answers

Insulin lispro exists as a hexamer which delays absorption because it dissociates into dimers and trimers.

<p>False</p> Signup and view all the answers

The complex of protamine, zinc, and insulin in NPH insulin is formulated at acidic pH.

<p>False</p> Signup and view all the answers

Insulin glargine, insulin detemir, and insulin degludec have an intermediate onset with extended action.

<p>True</p> Signup and view all the answers

Insulin lispro facilitates the creation of a rapidly absorbed insulin by inverting proline and lysine at positions β28 and β29 in human insulin.

<p>True</p> Signup and view all the answers

Insulin aspart prevents aggregation into hexamers and dimers by replacing proline at position β28 with aspartic acid.

<p>True</p> Signup and view all the answers

Insulin glulisine is stable in saline for IV use due to the replacement of lysine with glutamic acid at position β29.

<p>False</p> Signup and view all the answers

Insulin glulisine enters circulation twice as fast as regular crystalline insulin.

<p>True</p> Signup and view all the answers

The clinical use of insulin lispro includes being suitable for dosing on a sliding scale prior to meals.

<p>True</p> Signup and view all the answers

The active form of insulin is the dimer according to the text.

<p>False</p> Signup and view all the answers

When should intermittent SC injections be given in relation to a meal?

<p>20 minutes before starting a meal</p> Signup and view all the answers

Which insulin is suitable for IV use in emergencies such as ketoacidosis?

<p>Regular (crystalline zinc) insulin</p> Signup and view all the answers

Which insulin has an onset of 30 minutes following subcutaneous injection?

<p>Insulin aspart</p> Signup and view all the answers

What is a characteristic of Neutral Protamine Hagedorn (NPH) insulin?

<p>Has an onset of 2 to 4 hours</p> Signup and view all the answers

Which type of insulin is not suitable for IV use?

<p>Neutral Protamine Hagedorn (NPH) insulin</p> Signup and view all the answers

What onset of action is expected from Insulin glargine?

<p>&gt;4 hours</p> Signup and view all the answers

Which of the following best describes a potential long-term complication of diabetes?

<p>Damage to nerves and blood vessels</p> Signup and view all the answers

What is the primary goal of insulin therapy for diabetics?

<p>To prevent the development of metabolic abnormalities</p> Signup and view all the answers

What factor determines the rate of insulin release and duration of action from the site of administration?

<p>The ratio of zinc to insulin</p> Signup and view all the answers

Which of the following insulin preparations is recommended for patients with extreme insulin resistance?

<p>U-500 insulin</p> Signup and view all the answers

What is the purpose of adding protamine to insulin preparations?

<p>To alter the pharmacokinetics of insulin</p> Signup and view all the answers

Why is it challenging to meet the insulin demands of a diverse group of diabetic patients?

<p>Because no single insulin preparation can meet the demands of such a diverse group</p> Signup and view all the answers

Which insulin administration method prevents the need for numerous daily injections?

<p>Continuous s.c. insulin pumps</p> Signup and view all the answers

Which insulin administration method is effective and convenient for covering mealtime insulin requirements?

<p>Inhaled insulin formulation</p> Signup and view all the answers

Which insulin administration method is contraindicated in patients with lung disease?

<p>Inhaled insulin formulation</p> Signup and view all the answers

Which insulin administration method delivers a constant 24-hour basal rate, and manual modifications in the rate of delivery can accommodate changes in insulin requirements?

<p>Continuous s.c. insulin pumps</p> Signup and view all the answers

Which insulin administration method results in average blood glucose concentrations between 225 and 275 mg/dL?

<p>Two s.c. insulin injections per day</p> Signup and view all the answers

Which insulin administration method has side effects that include cough and bronchospasm?

<p>Inhaled insulin formulation</p> Signup and view all the answers

How do continuous subcutaneous insulin pumps provide flexibility in the arrangement of patients' daily activities?

<p>By delivering a constant 24-hour basal rate</p> Signup and view all the answers

Which of the following is a common side effect of inhaled insulin (Afrezza®)?

<p>Cough and bronchospasm</p> Signup and view all the answers

Why is it important for insulin pumps to have programmable settings?

<p>To prevent hypoglycemic episodes</p> Signup and view all the answers

What is a potential long-term complication of diabetes that effective insulin therapy aims to prevent?

<p>Diabetic retinopathy</p> Signup and view all the answers

In what context should manual modifications in the rate of delivery be made with s.c. insulin pumps?

<p>Before exercise</p> Signup and view all the answers

How do pen-sized injectors differ from continuous subcutaneous insulin pumps?

<p>Pen-sized injectors are disposable, while pumps have replaceable cartridges</p> Signup and view all the answers

What is a potential consequence if blood glucose concentrations drop below 70 mg/dL?

<p>Hypoglycemic episodes</p> Signup and view all the answers

Which of the following is a common long-term complication associated with uncontrolled diabetes?

<p>Neuropathy</p> Signup and view all the answers

What is the primary purpose of continuous blood glucose monitoring systems?

<p>To provide real-time glucose readings</p> Signup and view all the answers

Which insulin injection method mimics the basal insulin release of a healthy pancreas?

<p>Insulin pumps</p> Signup and view all the answers

What is a potential side effect associated with insulin injections using syringes?

<p>Bruising or pain at the injection site</p> Signup and view all the answers

Which of the following statements is true regarding insulin pump therapy?

<p>It allows for precise insulin dosing adjustments</p> Signup and view all the answers

Which insulin formulation is suitable for IV use in emergencies such as ketoacidosis?

<p>Regular Insulin</p> Signup and view all the answers

Which insulin administration method can help prevent hypoglycemic episodes?

<p>External subcutaneous infusion pump</p> Signup and view all the answers

Which insulin formulation is not recommended for patients with extreme insulin resistance?

<p>Regular Insulin</p> Signup and view all the answers

Which insulin formulation has an intermediate onset and duration of action?

<p>NPH Insulin</p> Signup and view all the answers

Which insulin administration method is effective and convenient for covering mealtime insulin requirements?

<p>Intermittent SC injections</p> Signup and view all the answers

Which insulin administration method is most effective in preventing hypoglycemic episodes?

<p>External SC infusion pump</p> Signup and view all the answers

Which long-term diabetic complication can be prevented with effective insulin therapy and blood glucose monitoring?

<p>Nephropathy</p> Signup and view all the answers

Which insulin administration method utilizes continuous blood glucose monitoring systems?

<p>External SC infusion pump</p> Signup and view all the answers

Which type of insulin is most appropriate for treating ketoacidosis in an emergency situation?

<p>Regular insulin (Humulin R®)</p> Signup and view all the answers

Which insulin formulation has an intermediate onset and extended duration of action?

<p>Insulin detemir (Levemir®)</p> Signup and view all the answers

Which insulin injection method provides consistent basal insulin release similar to a healthy pancreas?

<p>External SC infusion pump</p> Signup and view all the answers

Which insulin administration method is most effective in preventing hypoglycemic episodes?

<p>Continuous subcutaneous insulin pump</p> Signup and view all the answers

Which of the following is a common long-term complication associated with uncontrolled diabetes?

<p>Diabetic retinopathy</p> Signup and view all the answers

Which blood glucose monitoring system provides the most flexibility in daily activities?

<p>Continuous blood glucose monitoring systems</p> Signup and view all the answers

Which insulin injection method mimics the basal insulin release of a healthy pancreas?

<p>Subcutaneous injections</p> Signup and view all the answers

Which of the following is a potential side effect of insulin injections using syringes?

<p>Lipodystrophy</p> Signup and view all the answers

Which insulin administration method is contraindicated in patients with lung disease?

<p>Inhaled insulin</p> Signup and view all the answers

Which insulin administration method can help prevent the long-term complication of diabetic retinopathy?

<p>Continuous subcutaneous insulin pumps</p> Signup and view all the answers

What role does continuous blood glucose monitoring play in preventing hypoglycemic episodes?

<p>It provides real-time glucose levels to help prevent hypoglycemia.</p> Signup and view all the answers

Which insulin administration method is most suitable for patients with extreme insulin resistance?

<p>Continuous subcutaneous insulin pumps</p> Signup and view all the answers

What is a potential long-term complication of diabetes that effective insulin therapy aims to prevent?

<p>Neuropathy</p> Signup and view all the answers

Which insulin administration method can result in average blood glucose concentrations between 225 and 275 mg/dL?

<p>Two s.c. insulin injections per day</p> Signup and view all the answers

What is the primary goal of insulin therapy for diabetics?

<p>To maintain blood glucose levels as close to normal as possible</p> Signup and view all the answers

Which method of stabilizing blood glucose levels is no longer recommended due to an increased risk of hypoglycemic episodes?

<p>Maintaining tight glycemic control</p> Signup and view all the answers

What is the average percentage decrease in long-term diabetic complications when blood glucose levels are stabilized using more frequent insulin injections or insulin pumps?

<p>60%</p> Signup and view all the answers

Which type of insulin has an onset of approximately 0.25 hours, peaks at 0.5-1.5 hours, and has a duration of 2-4 hours?

<p>Insulin lispro</p> Signup and view all the answers

What potential consequence may arise from an increased frequency (3X) of hypoglycemic episodes?

<p>Reduced quality of life</p> Signup and view all the answers

What is the primary purpose of utilizing insulin pumps in conjunction with blood glucose monitoring?

<p>To provide flexibility in insulin delivery</p> Signup and view all the answers

What is the effect of achieving average blood glucose concentrations of 150 mg/dL on diabetic complications?

<p>Decrease in complications</p> Signup and view all the answers

What is the most serious side effect of any insulin product?

<p>Hypoglycemia</p> Signup and view all the answers

Which receptors are activated in the liver during hypoglycemia to stimulate glycogenolysis?

<p>α- and β2-adrenergic receptors</p> Signup and view all the answers

What are common warning signs of hypoglycemia?

<p>Nervousness and tremor</p> Signup and view all the answers

In the context of insulin injections, what can a substantial overdose lead to?

<p>Life-threatening hypoglycemia</p> Signup and view all the answers

What is the body's response to hypoglycemia in terms of hormone release from the adrenal gland?

<p>Increased release of cortisol and epinephrine</p> Signup and view all the answers

How do the pharmacokinetic properties of Sulfonylureas drugs differ from other diabetes medications?

<p>They have similar actions to other drugs</p> Signup and view all the answers

In the context of diabetic therapy, what is the significance of reducing HbA1c levels to < 6.5%?

<p>It reflects the effectiveness of therapy in controlling blood glucose over time</p> Signup and view all the answers

What is a potential challenge in meeting the insulin demands of a diverse group of diabetic patients?

<p>Variability in basal insulin requirements</p> Signup and view all the answers

Why is it crucial to prevent hypoglycemic episodes in diabetics receiving Sulfonylureas?

<p>To avoid acute and prolonged hypoglycemia</p> Signup and view all the answers

Which long-term diabetic complication can be avoided with effective insulin therapy and blood glucose monitoring?

<p>Cardiovascular disease</p> Signup and view all the answers

What is the primary goal of insulin therapy for diabetics in the context of reducing HbA1c levels?

<p>To reduce HbA1c levels to &lt; 6.5%</p> Signup and view all the answers

Protamine is obtained from the semen of fish.

<p>True</p> Signup and view all the answers

Insulin units are now determined based on the weight of the recombinant insulin obtained from a recrystallized sample.

<p>True</p> Signup and view all the answers

The goal of insulin therapy is primarily to correct metabolic abnormalities in diabetics.

<p>False</p> Signup and view all the answers

All insulin preparations have the same onset and duration of action.

<p>False</p> Signup and view all the answers

Diabetics can have their diverse insulin demands successfully met by a single insulin preparation.

<p>False</p> Signup and view all the answers

Insulin glulisine has an extended duration of action similar to insulin detemir.

<p>False</p> Signup and view all the answers

Insulin lispro is not recommended for dosing on a sliding scale prior to meals.

<p>True</p> Signup and view all the answers

Neutral Protamine Hagedorn (NPH) insulin can be used for IV administration in emergencies.

<p>False</p> Signup and view all the answers

Insulin pump therapy does not require manual modifications in the rate of delivery to accommodate changes in insulin requirements.

<p>False</p> Signup and view all the answers

One of the long-term complications of uncontrolled diabetes that insulin therapy aims to prevent is ketoacidosis.

<p>True</p> Signup and view all the answers

Continuous blood glucose monitoring systems are typically utilized in conjunction with insulin pumps.

<p>True</p> Signup and view all the answers

Insulin degludec has a shorter duration of action compared to Neutral Protamine Hagedorn (NPH) insulin.

<p>False</p> Signup and view all the answers

Continuous subcutaneous insulin pumps are contraindicated in patients with lung disease.

<p>False</p> Signup and view all the answers

Inhaled insulin (Afrezza®) is not effective for covering mealtime insulin requirements.

<p>False</p> Signup and view all the answers

Standard therapy for insulin treatment involves producing average blood glucose concentrations between 225 and 275 mg/dL.

<p>True</p> Signup and view all the answers

Insulin pumps deliver a constant 12-hour basal rate that cannot be manually modified.

<p>False</p> Signup and view all the answers

Insulin glargine is soluble at physiological pH.

<p>False</p> Signup and view all the answers

An overdose of insulin injections can lead to hyperglycemia.

<p>False</p> Signup and view all the answers

What is a potential complication of diabetes that effective insulin therapy aims to prevent?

<p>Hyperglycemia</p> Signup and view all the answers

Which method of insulin administration is contraindicated in patients with lung disease?

<p>Inhalation</p> Signup and view all the answers

Which blood glucose monitoring system provides the most flexibility in daily activities?

<p>Continuous glucose monitoring system (CGMS)</p> Signup and view all the answers

What is the main purpose of insulin pumps in conjunction with blood glucose monitoring?

<p>To improve glycemic control</p> Signup and view all the answers

What is a potential side effect associated with insulin injections using syringes?

<p>Hypoglycemia</p> Signup and view all the answers

Which insulin formulation is not recommended for patients with extreme insulin resistance?

<p>U-100</p> Signup and view all the answers

Which insulin administration method is most effective in preventing hypoglycemic episodes?

<p>External subcutaneous (SC) infusion pump</p> Signup and view all the answers

Which long-term diabetic complication can be prevented with effective insulin therapy and blood glucose monitoring?

<p>Diabetic retinopathy</p> Signup and view all the answers

Which insulin formulation is suitable for IV use in emergencies such as ketoacidosis?

<p>Regular crystalline zinc insulin</p> Signup and view all the answers

Which insulin administration method can help prevent the long-term complication of diabetic retinopathy?

<p>External SC infusion pump</p> Signup and view all the answers

Which insulin formulation has an intermediate onset and duration of action?

<p>Neutral Protamine Hagedorn (NPH)</p> Signup and view all the answers

Which of the following is a common long-term complication associated with uncontrolled diabetes?

<p>Diabetic retinopathy</p> Signup and view all the answers

Which insulin administration method prevents the need for numerous daily injections and provides flexibility in the arrangement of patients’ daily activities?

<p>Continuous s.c. insulin pumps</p> Signup and view all the answers

What is the primary purpose of continuous blood glucose monitoring systems when used in conjunction with insulin pumps?

<p>To measure blood glucose levels</p> Signup and view all the answers

Which insulin administration method has side effects that include cough and bronchospasm?

<p>Inhaled insulin formulation</p> Signup and view all the answers

Which of the following is a potential long-term complication of diabetes that effective insulin therapy aims to prevent?

<p>Diabetic retinopathy</p> Signup and view all the answers

Which insulin administration method is most effective in preventing hypoglycemic episodes?

<p>Continuous s.c. insulin pumps</p> Signup and view all the answers

What is a potential challenge in meeting the insulin demands of a diverse group of diabetic patients?

<p>Diverse insulin demands</p> Signup and view all the answers

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