601730
Descrição
Quiz por gina_evans0312, atualizado more than 1 year ago
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Criado por gina_evans0312
aproximadamente 10 anos atrás
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Questão 1
Questão
Each islet contains 3000-5000 cells
Responda
- True
- False
Questão 2
Questão
How are glucose levels monitored?
Responda
-
High blood flow around cells
-
Insulin receptors on Beta cell surface
-
Flow of glucose in interstitial fluid
Questão 3
Questão
What is the role of the delta cells?
Responda
-
Somatostatin production
-
Glycase production
-
Insulin production
Questão 4
Questão
The Islets of Langerhans are only stimulated by the SNS
Responda
- True
- False
Questão 5
Questão
What is the role of glucagon?
Responda
-
To signal 'hunger'
-
To signal 'satiation'
-
To signal high blood flow
Questão 6
Questão
First Pre-proglucagon is converted into Proglucagon
Responda
- True
- False
Questão 7
Questão
In the small intestine, what is made from Proglucagon?
Responda
-
Glp1 & 2
-
Major Preglucagon Fragment
-
Glucogen
-
Glycocentin
Questão 8
Questão
In the Alpha cells, what is made from Proglucagon?
Responda
-
GRPP
-
Glucagon
-
Major Proglucagon Fragment
-
Glycocentin
Questão 9
Questão
What controls glucagon secretion?
Responda
-
Nutrients
-
Gut peptides
-
Hormones
-
The nervous system
Questão 10
Questão
Glucose is a potent inhibitor of glucagon secretion
Responda
- True
- False
Questão 11
Questão
Amino acids and free fatty acids in the blood _ secretion
Responda
-
Stimulate
-
Inhibit
Questão 12
Questão
Why does glucagon have no effect on skeletal muscle?
Responda
-
So the muscles don't get depleted of glucose
-
So the muscles cannot take glucose from the blood
Questão 13
Questão
Glucagon stimulates insulin release
Responda
- True
- False
Questão 14
Questão
Which of the following is not a role of glucagon?
Responda
-
Mobilisation of liver glucose
-
Breakdown of TAGs to F.As
-
Inc protein synthesis
-
Inc cardiac contractility
Questão 15
Questão
Why does glucagon leads to the P of pyruvate kinase?
Responda
-
Reduce glycolysis & inc gluconeogenesis
-
Increase glycolysis & red gluconeogenesis
Questão 16
Questão
Stimulating pyruvate carboxylase stimulates glycolysis
Responda
- True
- False
Questão 17
Questão
Which of the following is deactivated in order to prevent lipogenesis
Responda
-
TAG lipase
-
Acetyl CoA carboxylase
-
Pyruvate Kinase
-
Phosphofructokinase
Questão 18
Questão
Phosphofructokinase 2 activates gluconeogenesis & inhibits glycolysis
Responda
- True
- False
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