The three semicircular canals of the vertebrate organs of equilibrium are ____ to each other.

A) oriented at right angles
B) parallel
C) oriented at 45 degree angles
D) oblique
E) bound

Semicircular Canals

Organs of equilibrium that respond to rotation and angular movement of the head; part of the vestibular apparatus.

Vertebrate Organs

Essential body parts found within vertebrates, including animals with a backbone, such as the heart, brain, and lungs, each performing specific vital functions.

Equilibrium

A state of balance or stability within a system, where competing influences are balanced.