Exam 22: Mammalian Fuel Metabolism: Integration and Regulation

Type 2 diabetes (I)can develop due to a mutation in the insulin receptor (II)can develop in individuals with insulin resistance. (III)results in hypersensitivity to insulin release. (IV)are treated with drugs that decrease AMPK activity.

A balanced meal containing fatty acids,carbohydrates,and protein is digested.Which of the following is TRUE? (I)Carbohydrates are absorbed by the stomach and delivered to the liver. (II)Fatty acids are absorbed by the intestinal mucosa and circulated through the lymph. (III)Proteins are digested into monomer amino acids and absorbed by the intestinal mucosa after which the majority is delivered to the liver.

Which of the following can generate glucose? (I)kidney (II)liver (III)adipose tissue (IV)muscle

Glucose uptake

Adipose tissue

Animals lack the ability to produce glucose from ______.

Glucose is the preferred fuel of muscles because

In an average individual the liver glycogen is depleted during starvation in approximately

Matching Choose the correct answer from the list.Not all the answers will be used. -The activity of the _____ enzyme glucokinase increases with high blood glucose.

Which of the following is TRUE regarding pancreatic $\beta$ cells?

Which of the following statements is TRUE regarding the blood glucose level of non-insulin dependent diabetics tend to compare to that of normal individuals?

Synthesis of triacylglycerols is dependent on

Matching Choose the correct answer from the list.Not all the answers will be used. -______ and other waste products from the blood are excreted by the kidney.

Matching Choose the correct answer from the list.Not all the answers will be used. -______ is the degradation product of glucose,fatty acids,and ketogenic amino acids.

Which of the following is FALSE relating to leptin?

The glucose transporter in muscle cells is

Matching Choose the correct answer from the list.Not all the answers will be used. -During starvation the _____ generate as much as 50% of the body's glucose supply.

During prolonged starvation the majority of the stored caloric energy comes from fat stores.Which of the following provides the second largest caloric energy total?

Excess glucosylation of lens proteins in diabetics leads to

Which of the following are characteristics of metabolic syndrome? (I)insulin resistance (II)inflammation (III)increased risk for type 1 diabetes. (IV)hypersensitivity to insulin