#Question id: 11185
#Unit 7. System Physiology – Animal
Use the information in the table to answer the question. Calculate the equilibrium potential for sodium. Assume a temperature of 37°C.
#Question id: 11186
#Unit 7. System Physiology – Animal
Refer to the following graph of an action potential to answer the question. The membrane potential is closest to the equilibrium potential for potassium at label ________.
#Question id: 11187
#Unit 7. System Physiology – Animal
Refer to the following graph of an action potential to answer the question.
The membrane's permeability to sodium ions is greatest at label ________.
#Question id: 11188
#Unit 7. System Physiology – Animal
Refer to the following graph of an action potential to answer the question.
The minimum graded depolarization needed to operate the
voltage-gated sodium and potassium channels is indicated by the label ________.
#Question id: 11189
#Unit 7. System Physiology – Animal
Refer to the following graph of an action potential to answer the question.
At label ________, the cell is not hyperpolarized;
however, repolarization is in progress, as the sodium channels are inactivated
or becoming inactivated, and many potassium channels have opened.
#Question id: 11190
#Unit 7. System Physiology – Animal
For a neuron with an initial membrane potential at -70 mV, an increase in the movement of potassium ions out of that neuron's cytoplasm would result in the ________.