Question

1. which part of a word usually indicates anatomical direction?

word root
prefix
suffix
combing form

Explanation:

Prefixes often indicate anatomical direction. For example, "ante -" means before or in front of, and "post -" means after or behind. Word roots provide the main meaning, suffixes modify the meaning of the root or word, and combining forms are a combination of a root and a vowel.

Answer:

prefix