HARD
Earn 100

How does glucagon affect blood glucose levels?
(a)Decreases glucose uptake
(b)Increases glycogen breakdown
(c)Activates protein synthesis
(d)Enhances fat storage

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Important Questions on Chemical Coordination and Integration
HARD
What is the role of second messengers in hormone action?

EASY
Which type of hormone interacts with intracellular receptors?

EASY
The _____ and amount of hormones released by endocrine glands are controlled by the feedback mechanism, which is inbuilt in our body.

HARD
Which hormone action involves direct gene activation?

HARD
Which type of receptor is involved in adrenaline action?

HARD
What is the role of adenylate cyclase in hormone action?

MEDIUM
What is the significance of receptor specificity in hormone action?

EASY
Which one of the following is not a second messenger in hormone action?

EASY
What is the function of phosphodiesterase in hormonal signaling?

EASY
Which hormone uses cAMP as a second messenger?

HARD
How does thyroxine regulate metabolic rate?

EASY
Which enzyme is activated by cAMP during hormone action?

HARD
How do hormones maintain homeostasis?

HARD
How do peptide hormones usually act on target cells?

EASY
Receptor for which hormone is not situated within the nucleus?

HARD
Which type of hormone action involves binding directly to DNA?

EASY
Hormone production and release are primarily controlled by _____ (negative/positive) feedback.

EASY
Cyclic adenosine monophosphate (cAMP) does not help in the action of

HARD
What is the primary mode of action of insulin?

HARD
How do hormones interact with their target cells?

