Which Statement About Resting Potential Is True

question 34

Multiple Choice

Which statement about resting potential is true?

• A) A resting membrane allows much more sodium than potassium to diffuse across it.
• B) The concentration of sodium is much higher inside the cell than outside.
• C) The resting potential exists because of differences in glucose concentration inside and outside the cell.
• D) The sodium-potassium pump contributes to the resting membrane potential.

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Definitions:

Rhomboid Major

A skeletal muscle located in the upper back that connects the spine to the shoulder blade, aiding in retraction of the scapula.

Teres Minor

A small muscle of the rotator cuff that assists in the rotation and stabilization of the shoulder joint.

Tensor Fascia Lata

A muscle of the thigh that helps in stabilizing and moving the hip and knee, encased in the fascia lata tissue.

Iliopsoas

A major hip flexor muscle group, consisting of the iliacus and psoas major muscles, important for lifting the thigh and trunk stability.