Multiple ChoiceWhich mineral is required for normal muscle and nerve function and aids in water balance?162views
Multiple ChoiceWhich of the following accurately describes the gates of voltage-gated sodium channels?145views
Multiple ChoiceHow does the sodium-potassium pump contribute to making the interior of the cell negatively charged?153views
Multiple ChoiceWhich of the following is true for the sodium-potassium (Na+/K+) exchange pump?142views
Multiple ChoiceWhich two mineral ions are especially important for generating and conducting nerve impulses in the nervous system?1views