Exam (elaborations)
Bio 161 Exam 3 Questions An Answers With Verified Solutions Already Passed!!!
- Course
- Institution
Bio 161 Exam 3 Questions An Answers With Verified Solutions Already Passed!!!
[Show more]
Content preview
Bio 161 Exam 3 Questions An AnswersWith Verified Solutions Already
Passed!!!
In a chemical synapse, the axon terminal of the presynaptic neuron is in direct
contact with the dendrite of the postsynaptic neuron. - ANSWER✔✔ False
What molecules are located INSIDE synaptic vesicles? - ANSWER✔✔
Neurotransmitters
In a resting (or unexcited) neuron, calcium is at a higher concentration
______________ of the cell. - ANSWER✔✔ outside
What molecule DIRECTLY causes a vesicle to merge (or fuse) to the membrane of
the presynaptic neuron? - ANSWER✔✔ calcium ion
Released neurotransmitters will travel through ion channels of the postsynaptic
neuron and enter the cytoplasm of that cell. - ANSWER✔✔ false
What type of ion is directly required for fusion of a vesicle to the cell membrane,
resulting in the release of neurotransmitters into the synapse? - ANSWER✔✔
calcium
Binding of neurotransmitters to channels will immediately cause a(n)
_________________ to occur in the postsynaptic neuron. - ANSWER✔✔
graded/local potential
Neurotransmitters will bind to which of the following type of protein channels in
the postsynaptic cell membrane? - ANSWER✔✔ chemically-gated channels
What major event leads to the release of neurotransmitters in the synapse? -
ANSWER✔✔ an action potential in the presynaptic neuron
All neurotransmitters will excite the postsynaptic neuron. - ANSWER✔✔ false
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller classhub. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
50843 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now