Drugs acting on Skeletal Muscle Systems Quiz
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Questions and Answers

The lecture is about drugs acting on the Cardiovascular System.

False

One of the objectives of the lecture is to discuss the pharmacology of drugs used to induce skeletal muscle paralysis.

True

The email provided for Professor M.Gossell-Williams is [email protected].

True

The arrival of an action potential at a nerve results in the release of the neurotransmitter called Serotonin.

<p>False</p> Signup and view all the answers

The neurotransmitter travels in the cleft causing the development of Endplate Potential through the stimulation of Potassium channels.

<p>False</p> Signup and view all the answers

The depolarization gets propagated down the muscle via Sodium channels.

<p>True</p> Signup and view all the answers

Baclofen acts only on post-synaptic receptors to reduce motor neuron activation.

<p>False</p> Signup and view all the answers

Diazepam primarily acts on GABA-B receptors in the spinal cord to decrease motor neuron activation.

<p>False</p> Signup and view all the answers

The half-life of Baclofen is approximately 9 hours.

<p>False</p> Signup and view all the answers

Dantrolene is not associated with hepatotoxicity and does not require monitoring.

<p>False</p> Signup and view all the answers

Pyridostigmine inhibits the activity of acetylcholinesterase.

<p>True</p> Signup and view all the answers

Muscle cramps and weakness are not listed as side effects of pyridostigmine.

<p>False</p> Signup and view all the answers

The enzyme that terminates the action of the neurotransmitter is called Pseudocholinesterases.

<p>False</p> Signup and view all the answers

Pancuronium has an ultrashort duration of action.

<p>False</p> Signup and view all the answers

Dantrolene inhibits the release of Ca2+ from the sarcoplasmic reticulum.

<p>True</p> Signup and view all the answers

Mivacurium and Pancuronium are metabolized by renal excretion.

<p>False</p> Signup and view all the answers

Succinylcholine can cause malignant hyperthermia.

<p>True</p> Signup and view all the answers

Mivacurium competitively blocks nicotinic receptors to inhibit the actions of acetylcholine.

<p>False</p> Signup and view all the answers

Arrival of an action potential at a nerve results in the release of the neurotransmitter called Serotonin.

<p>False</p> Signup and view all the answers

Mivacurium competitively blocks nicotinic receptors to inhibit the actions of acetylcholine.

<p>True</p> Signup and view all the answers

Pancuronium has an ultrashort duration of action.

<p>False</p> Signup and view all the answers

Succinylcholine can cause malignant hyperthermia.

<p>True</p> Signup and view all the answers

Muscle cramps and weakness are not listed as side effects of pyridostigmine.

<p>False</p> Signup and view all the answers

Baclofen acts only on post-synaptic receptors to reduce motor neuron activation.

<p>False</p> Signup and view all the answers

Baclofen acts on pre-synaptic and post-synaptic receptors to reduce motor neuron activation.

<p>True</p> Signup and view all the answers

Diazepam primarily potentiates GABA-B receptors in the spinal cord to decrease motor neuron activation.

<p>False</p> Signup and view all the answers

Dantrolene is not associated with hepatotoxicity and does not require monitoring.

<p>False</p> Signup and view all the answers

Pyridostigmine inhibits the activity of acetylcholinesterase.

<p>False</p> Signup and view all the answers

Mivacurium competitively blocks nicotinic receptors to inhibit the actions of acetylcholine.

<p>False</p> Signup and view all the answers

Succinylcholine can cause malignant hyperthermia.

<p>True</p> Signup and view all the answers

Mivacurium and Pancuronium have similar pharmacokinetic properties due to their charged N groups.

<p>False</p> Signup and view all the answers

Succinylcholine and Pancuronium have the same duration of action.

<p>False</p> Signup and view all the answers

The drug Dantrolene is associated with hepatotoxicity and requires monitoring.

<p>False</p> Signup and view all the answers

Pyridostigmine primarily acts on post-synaptic receptors to reduce motor neuron activation.

<p>False</p> Signup and view all the answers

The enzyme that terminates the action of the neurotransmitter is called Serotonin.

<p>False</p> Signup and view all the answers

Malignant hyperthermia is a side effect associated with Pancuronium.

<p>False</p> Signup and view all the answers

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