The is an outer layer of dense fibrous connective tissue that anchors the kidney and the adrenal gland to surrounding structures. the prevents infections in surrounding regions from spreading to the kidneys.

answerblank(1) renal fascia; blank(2) fibrous capsule;

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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