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WorksheetsNervous System Exam Review!
Total questions: 10
Worksheet time: 6mins
Nicotinic ACh receptors always cause a(n) ______.
EPSP
IPSP
Action potential
Cancellation
What would happen if an antagonist bound to a muscarinic receptor?
It would stimulate an EPSP
It would stimulate an IPSP
It would inhibit EPSPs
It would inhibit IPSPs
Which of the following apply to muscarinic ACh receptors? Select all that apply!
Ligand-gated ion channels
G-protein coupled receptor
Found in skeletal muscle
Found in cardiac and smooth muscle
Produce EPSPs
Curare, which comes from South American tree resin, is an ____________ to ____________ ACh receptors.
Agonist ; nicotinic
Agonist ; muscarinic
Antagonist ; nicotinic
Antagonist ; muscarinic
What would happen if an agonist bound to a nicotinic receptor?
It would stimulate an EPSP
It would stimulate an IPSP
It would inhibit EPSPs
It would inhibit IPSPs
After an action potential, ___________ floods into the axon terminal and interacts with _______________.
Sodium ; synaptotagmin
Chlorine ; SNARE proteins
Calcium ; vesicles
Calcium ; synaptotagmin
Calcium ; neurotransmitters
What is the enzyme that breaks down excess acetylcholine (ACh) in the synapse?
Acetylcholinerase
Acetylcholinesterase
Acetic acid
Choline
When broken down in the synapse, acetylcholine becomes ________ and ________. Select all that apply!
Acetylcholinerase
Acetylcholinesterase
Acetic acid
Choline
Cholinergic acid
In a G-protein coupled receptor, the G-protein moves from the ________ to a(n) _____________ when a neurotransmitter attaches.
Inhibitor ; Excitor
2nd messenger ; kinases
Effector protein ; 2nd messenger
Receptor ; effector protein
When a neurotransmitter binds to a ligand-gated ion channel, which of the following occurs?
An EPSP is produced
An IPSP is produced
Ions only flow into the cell
Ions only flow out of the cell
Depending on the ion, an EPSP or IPSP is produced
