Question

the nose acts as an accessory structure to collect airborne odor molecules and funnel them toward: the hindbrain the olfactory sensory nerve cells. an opening in the mouths palate.

Explanation:

The nose collects odor molecules and funnels them to the olfactory sensory nerve cells which are responsible for detecting smells and sending signals related to smell to the brain. The hindbrain is not the destination for odor - molecules. An opening in the mouth's palate is not the target for funneling odor molecules. The medulla is part of the brainstem and not the direct target for odor - molecule funneling.

Answer:

the olfactory sensory nerve cells.