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Lab Physio Ex exercise 3 Questions and Answers
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Lab Physio Ex exercise 3 Questions and Answers
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Lab Physio Ex exercise 3 Questions andAnswers
The receptor potential is generated at the _______. -
Correct Answer ✅ receiving region
Sensory transduction is defined as _______. - Correct
Answer ✅ the conversion of a stimulus to a change in
membrane potential
The receptor potential _______. - Correct Answer ✅
amplitude can vary with the stimulus intensity, requires
the appropriate stimulus and can be graded with a
stimulus intensity
Which of the following describes a depolarization? -
Correct Answer ✅ The membrane becomes less
polarized
Which of the following occurs first in the generation of an
action potential? - Correct Answer ✅ The membrane
depolarizes
, Lab Physio Ex exercise 3 Questions and
Answers
Which of the following occurs during depolarization? -
Correct Answer ✅ sodium flows into the cell
Which of the following occurs during repolarization? -
Correct Answer ✅ Voltage-gated potassium channels
open and some voltage-gated sodium channels
inactivate. Potassium flows out of the cell.
Which of the following allow the movement of potassium
through the neuronal membrane? - Correct Answer ✅
leakage channels and voltage-gated potassium channels
In this activity, the stimulus voltage used was - Correct
Answer ✅ the same for all of the axons and
suprathreshold for all of the axons
The time interval for conduction would be shortest with, -
Correct Answer ✅ the largest and most heavily
myelinated axons
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