ɷ Ұ ϻȰ Ȳ鿡 ̱ ؼ ⺻ ־ Ѵ. ָ ϸ鼭 ڵ ϻ 鿡 ִ. ϻ Ȱ ϰ, ϱ (perception), (attention), ȭ(sequencing), (association), ߷(reasoning), (memory), б(reading), (writing), (gesture), (copying) ɷ¿ ؾ Ѵ. ̷ ɷ ܻ̳ ϸ, ɷ Ҵ ط° ǥɷ Ϸ Ÿ ִ. ӻ Ȱ Ͽ졯 Ȱ ⺻ ط° ǥɷ ϰ Ȱϴ η, ̷ ɷ¿ ؼ Բ ־ Ѵ. ȿ Ȱ ȿ ϱⰡ ƴ. ֱ κ, 纴, Ȱ ȯڵ Ȱ α ǰ ְ, պ 缳 Ƶ̳ Ȱ α 䱸 ̴. å ġ ڷῡ 信 ߸, ؿ ٰ ̷ ɷ Ȱ ٷ ֵ ڷḦ ϰ ִ. ɷ å Ȱ ġ Ȯ뿡 ϱ ٶ.