Chapter 20 Pathophysiology of Insulin and Pancreas

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary function of insulin in the body?

  • Facilitates glucose uptake by cells (correct)
  • Increases blood glucose levels
  • Prevents lipid storage
  • Promotes breakdown of proteins

Which cells in the pancreas produce insulin?

  • Exocrine cells
  • Alpha cells
  • Delta cells
  • Beta cells (correct)

What triggers a decrease in insulin secretion?

  • Low insulin levels (correct)
  • Stimulation of beta cells
  • High blood glucose levels
  • Increased glucagon secretion

What characterizes Type 1 Diabetes Mellitus?

<p>Genetic and environmental influences (A)</p> Signup and view all the answers

Which of the following is a symptom of Type 1 Diabetes Mellitus?

<p>Hyperketonemia (B)</p> Signup and view all the answers

What are the primary functions of glucagon in the body?

<p>Increases blood glucose levels (A)</p> Signup and view all the answers

What is a common clinical manifestation of Type 1 Diabetes Mellitus?

<p>Frequent urination (A)</p> Signup and view all the answers

Which diagnostic criteria is used to confirm Type 1 Diabetes Mellitus?

<p>Blood glucose fasting level &gt;100 mg/dL (C)</p> Signup and view all the answers

Which treatment modality is essential for managing Type 1 Diabetes Mellitus?

<p>Insulin replacement therapy (B)</p> Signup and view all the answers

What is a common risk factor for developing Type 2 Diabetes Mellitus?

<p>Obesity (D)</p> Signup and view all the answers

Visual changes are a potential clinical manifestation of which type of diabetes?

<p>Type 2 Diabetes Mellitus (D)</p> Signup and view all the answers

Reduced tissue sensitivity to insulin is a key component of the pathophysiology of which type of diabetes?

<p>Type 2 Diabetes Mellitus (B)</p> Signup and view all the answers

What is a common symptom that can help distinguish between type 1 and type 2 diabetes?

<p>Frequent urination (D)</p> Signup and view all the answers

Which of the following is NOT a common symptom of hypoglycemia in diabetic patients?

<p>High blood glucose levels (C)</p> Signup and view all the answers

What is the recommended treatment for gestational diabetes during pregnancy?

<p>Weight control through diet and exercise (C)</p> Signup and view all the answers

What can untreated gestational diabetes lead to in newborns?

<p>Fetal macrosomia (C)</p> Signup and view all the answers

Which condition may result from excessive insulin dose in diabetic patients?

<p>Hypoglycemia (C)</p> Signup and view all the answers

What is a potential consequence of untreated gestational diabetes in newborns?

<p>Hypocalcemia (C)</p> Signup and view all the answers

What is the primary role of insulin in the body?

<p>Promotes protein synthesis and storage of lipids (D)</p> Signup and view all the answers

Which cells in the pancreas are responsible for the production of insulin?

<p>Beta cells (D)</p> Signup and view all the answers

What triggers an increase in insulin secretion in the body?

<p>High blood glucose levels (B)</p> Signup and view all the answers

Which hormone decreases when insulin levels are high in the body?

<p>Glucagon (D)</p> Signup and view all the answers

Type 1 Diabetes Mellitus is characterized by:

<p>A significant deficit of insulin (A)</p> Signup and view all the answers

What is a common symptom of Type 1 Diabetes Mellitus due to hyperglycemia?

<p>Ketoacidosis (A)</p> Signup and view all the answers

What is a common complication of untreated gestational diabetes if it leads to fetal macrosomia?

<p>Birth defects (B)</p> Signup and view all the answers

Which of the following is a diagnostic criteria for Type 2 Diabetes Mellitus based on random blood glucose level?

<p>&gt;250 mg/dL (D)</p> Signup and view all the answers

What is a significant consequence of hypoglycemia in diabetic patients due to excessive insulin dose?

<p>Seizures (B)</p> Signup and view all the answers

Which type of diabetes can lead to the Somogyi effect or dawn phenomenon?

<p>Type 1 Diabetes Mellitus (B)</p> Signup and view all the answers

What is a critical goal in the treatment of Type 2 Diabetes Mellitus?

<p>Lower blood glucose levels (D)</p> Signup and view all the answers

Which condition is characterized by glucose intolerance during pregnancy but usually resolves postpartum?

<p>Gestational Diabetes (B)</p> Signup and view all the answers

Which diagnostic test is NOT typically used to confirm Type 1 Diabetes Mellitus?

<p>Genetic testing for predisposition (B)</p> Signup and view all the answers

What is a potential complication of untreated Type 1 Diabetes Mellitus?

<p>Ketoacidosis (D)</p> Signup and view all the answers

What is a distinguishing feature between the clinical manifestations of Type 1 and Type 2 Diabetes Mellitus?

<p>Asymptomatic presentation (D)</p> Signup and view all the answers

What type of insulin is characterized by a rapid onset and short duration?

<p><strong>R</strong>egular insulin (short acting) (A)</p> Signup and view all the answers

Which ethnic group has an increased risk for developing Type 2 Diabetes Mellitus?

<p><strong>P</strong>acific Islanders (B)</p> Signup and view all the answers

Excessive thirst is a common symptom of which type of diabetes?

<p><strong>T</strong>ype 1 Diabetes Mellitus (A)</p> Signup and view all the answers

Which diagnostic criteria confirms Type 2 Diabetes Mellitus based on fasting blood glucose level?

<p>Fasting: 126 mg/dL (D)</p> Signup and view all the answers

What can lead to the Somogyi effect in diabetic patients?

<p>Excessive insulin dose (A)</p> Signup and view all the answers

Which acute complication of Diabetes Mellitus is characterized by severe hyperglycemia without ketosis?

<p>Hyperglycemia hyperosmolar nonketotic syndrome (HHNK) (C)</p> Signup and view all the answers

What is the primary goal of weight control in managing Type 2 Diabetes Mellitus?

<p>Maintain optimal blood glucose levels (A)</p> Signup and view all the answers

Which condition is a long-term complication associated with Diabetes Mellitus affecting small blood vessels?

<p>Microvascular neuropathies (B)</p> Signup and view all the answers

What should be done to prevent the risk of fetal complications in gestational diabetes?

<p>Control blood glucose levels through diet and possibly insulin (D)</p> Signup and view all the answers

Hypoglycemia in diabetic patients can result from excessive insulin dose or inadequate food intake.

<p>True (A)</p> Signup and view all the answers

Diabetic ketoacidosis (DKA) is more commonly associated with Type 2 Diabetes Mellitus than Type 1.

<p>False (B)</p> Signup and view all the answers

Gestational diabetes can only occur during the first trimester of pregnancy.

<p>False (B)</p> Signup and view all the answers

The Somogyi effect and dawn phenomenon are both acute complications of Diabetes Mellitus.

<p>False (B)</p> Signup and view all the answers

Type 2 Diabetes Mellitus always requires insulin replacement therapy for management.

<p>False (B)</p> Signup and view all the answers

Untreated gestational diabetes can lead to fetal hypocalcemia.

<p>True (A)</p> Signup and view all the answers

Long-term complications of Diabetes Mellitus primarily affect large blood vessels.

<p>False (B)</p> Signup and view all the answers

Insulin resistance is a common feature of both Type 1 and Type 2 Diabetes Mellitus.

<p>False (B)</p> Signup and view all the answers

A random blood glucose level above 200 mg/dL confirms the diagnosis of Type 2 Diabetes Mellitus.

<p>True (A)</p> Signup and view all the answers

The primary goal of treating Gestational Diabetes is to prevent maternal complications.

<p>False (B)</p> Signup and view all the answers

Flashcards are hidden until you start studying

Related Documents

Chapter20.pptx

More Like This

Pancreas and Insulin Quiz
5 questions

Pancreas and Insulin Quiz

AchievableIntellect avatar
AchievableIntellect
Insulin Synthesis and Pancreas Function
93 questions
Pancreas Hormones and Insulin
10 questions

Pancreas Hormones and Insulin

RetractableLivermorium2817 avatar
RetractableLivermorium2817
Use Quizgecko on...
Browser
Browser