+The receptors that detect sound waves in the inner ear are located in the
- crista ampullaris
- semi-circular canals
- organ of Corti
- none of the above
+Which of the following will be required for an action potential to be fired in a neuron?
- A graded potential reaches threshold
- A threshold of at least -55mV is reached
- Threshold is reached at the axon hilock
a) only 1 is correct
b) only 2 is correct
c) only 1, and 3 are correct
d) only 2, and 3 are correct
e) 1, 2, and 3 are correct
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