The atrial rate in Atrial Fibrillation is ________ bpm

A PA oblique projection (RAO position) of lumbar vertebrae is displayed with the patient's right side on the viewer's left side

Indicate whether the statement is true or false.

The ____ are responsible for maintaining equilibrium

A) Eustachian tubes B) tympanic membranes C) semicircular canals D) external auditory canals