Brain Bee Bootcamp | Lecture 3

Quiz
•
Other
•
9th Grade
•
Medium
Hazal Ceylan
Used 22+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate distance between pre- and postsynaptic cells in electrical synapses?
20 nm
10 nm
3.5 nm
1 nm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which neurotransmitter is most commonly associated with memory formation and is used in Alzheimer's treatment?
Dopamine
Acetylcholine
Serotonin
Glutamate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of neurotransmitter receptor uses a second messenger system?
Ionotropic
Metabotropic
Voltage-gated
Ligand-gated
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Excessive glutamate signaling can lead to:
Neuroprotection
Neurotoxicity
Improved memory
Inhibited reflexes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many neurons are in the human brain?
86 million
86 billion
860 billion
8.6 trillion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Neurons can transmit signals at speeds comparable to:
A walking human
A cheetah running
A Formula 1 car
A rocket launching
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of synapse allows signals to pass almost instantly?
Chemical synapse
Electrical synapse
Metabotropic synapse
Ionotropic synapse
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