Nerve fibers that carry information from lower-level brain structures to higher-level brain structures are __________________. Nerve fibers that carry information from higher-
level brain structures to lower-level brain structures are __________________.
A) efferent fibers; afferent fibers
B) afferent fibers; efferent fibers
C) ebberent fibers; abberent fibers
D) abberent fibers; ebberent fibers

Question

Nerve fibers that carry information from lower-level brain structures to higher-level brain structures are __________________. Nerve fibers that carry information from higher-
 level brain structures to lower-level brain structures are __________________.
A) efferent fibers; afferent fibers
B) afferent fibers; efferent fibers
C) ebberent fibers; abberent fibers
D) abberent fibers; ebberent fibers

Quizplus · Accepted Answer

Afferent fibers carry information to the brain (ascending), while efferent fibers carry information away from the brain (descending).

Nerve Fibers That Carry Information from Lower-Level Brain Structures to Higher-Level