Podcast
Questions and Answers
Which receptor is activated by epinephrine to stimulate liver phosphorylase kinase?
Which receptor is activated by epinephrine to stimulate liver phosphorylase kinase?
- α-adrenergic receptor (correct)
- δ-adrenergic receptor
- γ-adrenergic receptor
- β-adrenergic receptor
What is the role of phospholipids in the activation of liver phosphorylase kinase?
What is the role of phospholipids in the activation of liver phosphorylase kinase?
- They bind to calmodulin to activate the kinase
- They activate the kinase directly
- They result in the movement of Ca2+ from the cytoplasm to the ER
- They result in the movement of Ca2+ from the ER into the cytoplasm (correct)
Which protein is responsible for binding to Ca2+ and activating muscle phosphorylase kinase?
Which protein is responsible for binding to Ca2+ and activating muscle phosphorylase kinase?
- Phospholipid
- G protein
- PKA
- Calmodulin (correct)
What triggers the release of acetylcholine at a neuromuscular junction to activate muscle phosphorylase kinase?
What triggers the release of acetylcholine at a neuromuscular junction to activate muscle phosphorylase kinase?
What is the mechanism of activation for muscle phosphorylase kinase?
What is the mechanism of activation for muscle phosphorylase kinase?
Which of the following is not required for the activation of muscle phosphorylase kinase?
Which of the following is not required for the activation of muscle phosphorylase kinase?
What is the role of PKA in the activation of liver phosphorylase kinase?
What is the role of PKA in the activation of liver phosphorylase kinase?
Which of the following is activated by Ca2+-calmodulin complex?
Which of the following is activated by Ca2+-calmodulin complex?
Which of the following is not involved in the activation of muscle phosphorylase kinase?
Which of the following is not involved in the activation of muscle phosphorylase kinase?
Which of the following is not a result of the activation of liver phosphorylase kinase?
Which of the following is not a result of the activation of liver phosphorylase kinase?
Which receptor is activated by epinephrine to stimulate liver phosphorylase kinase?
Which receptor is activated by epinephrine to stimulate liver phosphorylase kinase?
What is the role of phospholipids in the activation of liver phosphorylase kinase?
What is the role of phospholipids in the activation of liver phosphorylase kinase?
Which protein is responsible for binding to Ca2+ and activating muscle phosphorylase kinase?
Which protein is responsible for binding to Ca2+ and activating muscle phosphorylase kinase?
What triggers the release of acetylcholine at a neuromuscular junction to activate muscle phosphorylase kinase?
What triggers the release of acetylcholine at a neuromuscular junction to activate muscle phosphorylase kinase?
What is the mechanism of activation for muscle phosphorylase kinase?
What is the mechanism of activation for muscle phosphorylase kinase?
Which of the following is not required for the activation of muscle phosphorylase kinase?
Which of the following is not required for the activation of muscle phosphorylase kinase?
What is the role of PKA in the activation of liver phosphorylase kinase?
What is the role of PKA in the activation of liver phosphorylase kinase?
Which of the following is not activated by Ca2+-calmodulin complex?
Which of the following is not activated by Ca2+-calmodulin complex?
Which of the following is not involved in the activation of muscle phosphorylase kinase?
Which of the following is not involved in the activation of muscle phosphorylase kinase?
Which of the following is not a result of the activation of liver phosphorylase kinase?
Which of the following is not a result of the activation of liver phosphorylase kinase?
Which molecule is responsible for the activation of liver phosphorylase kinase?
Which molecule is responsible for the activation of liver phosphorylase kinase?
What is the role of acetylcholine in the activation of muscle phosphorylase kinase?
What is the role of acetylcholine in the activation of muscle phosphorylase kinase?
What is the difference between the activation of liver and muscle phosphorylase kinase?
What is the difference between the activation of liver and muscle phosphorylase kinase?
What is the function of phosphorylase kinase?
What is the function of phosphorylase kinase?
How does Ca2+ activate muscle phosphorylase kinase?
How does Ca2+ activate muscle phosphorylase kinase?
What is the source of Ca2+ for the activation of liver phosphorylase kinase?
What is the source of Ca2+ for the activation of liver phosphorylase kinase?
What is the role of calmodulin in the activation of muscle phosphorylase kinase?
What is the role of calmodulin in the activation of muscle phosphorylase kinase?
What is the role of PKA in the activation of muscle phosphorylase kinase?
What is the role of PKA in the activation of muscle phosphorylase kinase?
What is the end result of the activation of phosphorylase kinase?
What is the end result of the activation of phosphorylase kinase?
What is the difference between the activation of liver and muscle phosphorylase kinase in terms of the need for phosphorylation?
What is the difference between the activation of liver and muscle phosphorylase kinase in terms of the need for phosphorylation?
Flashcards
Epinephrine effect on liver
Epinephrine effect on liver
Activates α-adrenergic receptor
Phospholipids role
Phospholipids role
Results in Ca2+ movement from ER to cytoplasm
Calmodulin's role
Calmodulin's role
Binds Ca2+ and activates muscle phosphorylase kinase
Acetylcholine's trigger
Acetylcholine's trigger
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Muscle phosphorylase kinase activation
Muscle phosphorylase kinase activation
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Not required for muscle phosphorylase kinase
Not required for muscle phosphorylase kinase
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PKA's liver role
PKA's liver role
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Activated by Ca2+-calmodulin
Activated by Ca2+-calmodulin
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Not involved in muscle phosphorylase
Not involved in muscle phosphorylase
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Not a Liver phosphorylase kinase result
Not a Liver phosphorylase kinase result
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Epinephrine activates which Receptor?
Epinephrine activates which Receptor?
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Phospholipids cause?
Phospholipids cause?
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Which protein binds to Calcium?
Which protein binds to Calcium?
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Acetylcholine triggers release of
Acetylcholine triggers release of
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Muscle phosphorylase kinase mechanism
Muscle phosphorylase kinase mechanism
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Not required for muscle phosphorylase kinase?
Not required for muscle phosphorylase kinase?
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PKA role in the activation of Liver phosphorylase kinase?
PKA role in the activation of Liver phosphorylase kinase?
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Not activated by Ca2+ calmodulin complex
Not activated by Ca2+ calmodulin complex
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Not involved in the activation of muscle
Not involved in the activation of muscle
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Not a result of the activation of liver
Not a result of the activation of liver
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Responsible molecule
Responsible molecule
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What does acetylcholine do here?
What does acetylcholine do here?
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Liver vs. Muscle activation
Liver vs. Muscle activation
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Function of phosphorylase kinase
Function of phosphorylase kinase
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Calcium activation
Calcium activation
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Source of Calcium
Source of Calcium
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Role of calmodulin
Role of calmodulin
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Activation of PKA
Activation of PKA
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End result
End result
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Difference between liver and muscle
Difference between liver and muscle
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