Pharmacology Chapter 1: Pharmacodynamics

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What is the primary focus of pharmacodynamics?

The genetic factors that influence drug response

The movement of drugs within the body

The effects of drugs on the body (correct)

The development of new drugs

Which of the following is NOT a target for drug action?

Ion channels

Receptors

Cell membranes (correct)

Carrier molecules

What is the term for a molecule that combines with a receptor?

Ligand (correct)

Antagonist

Receptor

Agonist

What is the term for a ligand that activates a receptor?

Agonist Signup and view all the answers

Which branch of pharmacology studies the way drugs work in living organisms?

Pharmacodynamics Signup and view all the answers

What is the term for a ligand that blocks a receptor?

Antagonist Signup and view all the answers

What type of receptor is characterized by the direct binding of an agonist to an intracellular receptor, allowing an agonist to directly modify gene transcription?

Intracellular receptors Signup and view all the answers

What feature distinguishes G-protein linked receptors from Ion channel-linked receptors in terms of signal transduction?

They have slower responses but longer durations Signup and view all the answers

What is the primary consequence of G-protein activation in G-protein linked receptors?

Activation of signaling proteins Signup and view all the answers

What is the primary mechanism of action for Tyrosine kinase-linked receptors?

Phosphorylation of the receptor Signup and view all the answers

What is a characteristic of Ion channel-linked receptors?

Short-lasting response Signup and view all the answers

What is the primary location of Intracellular receptors?

Cytoplasm Signup and view all the answers

Pharmacology Chapter 1: Pharmacodynamics

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Questions and Answers

What is the primary focus of pharmacodynamics?

Which of the following is NOT a target for drug action?

What is the term for a molecule that combines with a receptor?

What is the term for a ligand that activates a receptor?

Which branch of pharmacology studies the way drugs work in living organisms?

What is the term for a ligand that blocks a receptor?

What type of receptor is characterized by the direct binding of an agonist to an intracellular receptor, allowing an agonist to directly modify gene transcription?

What feature distinguishes G-protein linked receptors from Ion channel-linked receptors in terms of signal transduction?

What is the primary consequence of G-protein activation in G-protein linked receptors?

What is the primary mechanism of action for Tyrosine kinase-linked receptors?

What is a characteristic of Ion channel-linked receptors?

What is the primary location of Intracellular receptors?

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