PHSI3011 11-2 Liver in Metabolic Homeostasis

Descrição

PHSI3011 11-2 Liver in Metabolic Homeostasis
Michael Jardine
Quiz por Michael Jardine, atualizado more than 1 year ago
Michael Jardine
Criado por Michael Jardine mais de 6 anos atrás
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Resumo de Recurso

Questão 1

Questão
Glycolysis turns [blank_start]__________[blank_end] into [blank_start]__________[blank_end].
Responda
  • Glucose-6-P
  • Pyruvate
  • Glucose
  • Glycogen
  • Lactate
  • Glycerol
  • Amino Acids

Questão 2

Questão
Glycogenesis turns [blank_start]__________[blank_end] into [blank_start]__________[blank_end].
Responda
  • Glucose-6-P
  • Pyruvate
  • Lactate
  • Glucose
  • Glycerol
  • Amino Acids
  • Glycogen

Questão 3

Questão
Gluconeogenesis turns [blank_start]__________[blank_end] into [blank_start]__________[blank_end].
Responda
  • Pyruvate
  • Glucose-6-P
  • Glucose
  • Glycogen
  • Glucagon

Questão 4

Questão
Glycogenolysis turns [blank_start]__________[blank_end] into [blank_start]__________[blank_end].
Responda
  • Glycogen
  • Glucose-6-P
  • Pyruvate
  • Glucose
  • Lactate
  • Glycerol
  • Glucagon
  • Amino Acids

Questão 5

Questão
The three rate-limiting steps of Gluconeogenesis are:
Responda
  • Glucose 6-Phosphatase
  • Fructose 1,6-bisphosphatase
  • PEP carboxykinase
  • Pyruvate kinase
  • Phosphofructokinase-1
  • Hexokinase

Questão 6

Questão
The three rate-limiting steps of Glycolysis are:
Responda
  • Glucose 6-Phosphatase
  • Fructose 1,6-bisphosphatase
  • PEP carboxykinase
  • Pyruvate kinase
  • Phosphofructokinase-1
  • Hexokinase

Questão 7

Questão
Which one is which: Glycolysis vs Gluconeogenesis
Responda
  • Gluconeogenesis
  • Glycolysis

Questão 8

Questão
Put the three rate-limiting steps (of each side) in the right places.
Responda
  • Glucose 6-Phosphatase
  • Fructose 1,6-bisphosphatase
  • PEP carboxykinase
  • Hexokinase
  • Phosphofructokinase-1
  • Pyruvate kinase

Questão 9

Questão
Does insulin STIMULATE or SUPPRESS glucose disposal and glycogen&lipid synthesis?
Responda
  • Stimulate
  • Suppress

Questão 10

Questão
Does insulin STIMULATE or SUPPRESS glucose production and VLDL secretion?
Responda
  • Stimulate
  • Suppress

Questão 11

Questão
What’s a LIRKO?
Responda
  • Liver-specific Insulin Receptor KnockOut mouse
  • Loss of Insulin Receptor KnockOut mouse
  • Liver-specific Insulin Receptor Knockout Organism
  • Loss of Insulin Receptor Knockout Organism

Questão 12

Questão
What results in a LIRKO in regards to blood&serum glucose levels?
Responda
  • Blood increase; serum increase
  • Blood increase; serum decrease
  • Blood decrease; serum increase
  • Blood decrease; serum decrease

Questão 13

Questão
Loss of PTEN expression in the liver results in increased Liver Triglyceride levels. What’s PTEN?
Responda
  • Phosphatase and TENsin homolog
  • Phosphatase and TENsin ligand
  • Phosphatase and TENsin binding factor
  • Phosphatase and TENsin lipase

Questão 14

Questão
Glucose is taken up in a GLUT2-dependent manner. It’s then stored as [blank_start]__________[blank_end] until blood glucose levels drop.
Responda
  • Glycogen
  • Glucose 6-Phosphate
  • Pyruvate
  • Glucagon
  • Glycerol

Questão 15

Questão
The liver contributes to the homeostasis of circulating levels of which?
Responda
  • Fatty Acids
  • Cholesterol

Questão 16

Questão
The liver is the main clearance tissue for removal of Fatty Acids from circulation, then repackages them in what?
Responda
  • VLDL-TAG
  • LDL-TAG
  • HDL-TAG
  • Chylomicron-TAG

Questão 17

Questão
Stages of Lipoprotein and FA uptake: [blank_start]_____[blank_end] – [blank_start]__________[blank_end] resides on endothelial cells to hydrolyse VLDL-TAG to FAs for uptake
Responda
  • Stage 1
  • Stage 2
  • Stage 3
  • Hepatic lipase (and Lipoprotein lipase)
  • Periphery
  • Liver

Questão 18

Questão
Stages of Lipoprotein and FA uptake: [blank_start]_____[blank_end] – [blank_start]__________[blank_end]: TAG-rich VLDL interacts with VLDL-R, enters lysosomal pathway for hydrolysis and TAG synthesis.
Responda
  • Stage 1
  • Stage 2
  • Stage 3
  • Hepatic lipase (and Lipoprotein lipase)
  • Periphery
  • Liver

Questão 19

Questão
Stages of Lipoprotein and FA uptake: [blank_start]_____[blank_end] – [blank_start]__________[blank_end]: VLDL-remnants interact with a range of receptors for endocytosis.
Responda
  • Stage 1
  • Stage 2
  • Stage 3
  • Hepatic lipase (and Lipoprotein lipase)
  • Periphery
  • Liver

Questão 20

Questão
Fatty Acid metabolism. The major pathways are: De novo lipogenesis: [blank_start]__________[blank_end] TriAcylGlycerol metabolism: [blank_start]__________[blank_end] β-Oxidation: [blank_start]__________[blank_end]
Responda
  • Synthesis of fatty acids from non-lipid
  • Esterification, Lipoprotein and Lipolysi
  • FA-CoA >> acetyl-CoA

Questão 21

Questão
Fatty Acid Metabolism: loss of Lipolysis-Stimulated Receptor (LSR) expression does what?
Responda
  • Increase in Serum TriGlyceride levels
  • Decrease in Liver TriGlyceride levels
  • Decrease in Serum TriGlyceride levels
  • Increase in Liver TriGlyceride levels

Questão 22

Questão
Loss of CD36 in the liver leads to [blank_start]__________[blank_end] Plasma FA levels. Plasma FAs [blank_start]__________[blank_end] LPL activity. Therefore loss of CD36 [blank_start]__________[blank_end] Chylomicron/VLDL-TAG hydrolysis (breakdown). …Leading to [blank_start]__________[blank_end] of TAG in the circulation.
Responda
  • Increased
  • Unaffected
  • Reduced
  • Inhibit
  • Stimulate
  • Reduces
  • Increases
  • Accumulation
  • Shortage

Questão 23

Questão
True or false: The Hepatokine ILGF stands for Insulin-Like Growth Factor.
Responda
  • True
  • False

Questão 24

Questão
What's this bit called?
Responda
  • Glycolysis
  • Glycogenesis
  • Gluconeogenesis
  • Glycogenolysis

Questão 25

Questão
What's this bit called?
Responda
  • Glycolysis
  • Glycogenesis
  • Gluconeogenesis
  • Glycogenolysis

Questão 26

Questão
What's this bit called?
Responda
  • Glycolysis
  • Glycogenesis
  • Gluconeogenesis
  • Glycogenolysis

Questão 27

Questão
What's this bit called?
Responda
  • Glycolysis
  • Glycogenesis
  • Gluconeogenesis
  • Glycogenolysis

Questão 28

Questão
What could be here?
Responda
  • Pyruvate
  • Glycogen

Questão 29

Questão
What could be here?
Responda
  • Pyruvate
  • Glycogen

Questão 30

Questão
What could be here?
Responda
  • Pyruvate
  • Glycogen

Questão 31

Questão
What could be here?
Responda
  • Pyruvate
  • Glycogen

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