Smell

Front

What are olfactory receptors?

Back

Olfactory receptors are specialized nerve cells in the nose that bind to odor molecules and send signals to the brain to identify and store smells.

Front

What is anosmia?

Back

Anosmia is the loss of the sense of smell, which can be total or partial, often caused by head injury, infection, or nasal blockage.

Front

What is the Proust effect?

Back

The Proust effect is a phenomenon where a sudden and vivid memory is triggered by a specific scent.

Front

What are nostrils?

Back

Nostrils are the two external openings of the nose that allow air to enter the lungs and carry smells to the olfactory nerves.

Front

What does 'nasal' mean?

Back

Nasal refers to anything related to the nose.

Front

How do smells reach the brain?

Back

Smells reach the brain through olfactory receptors that detect odor molecules and send impulses to the brain for identification.

Front

What role do the olfactory bulbs play?

Back

Olfactory bulbs are structures in the brain that process information about smells received from the olfactory receptors.

Front

What is the function of the piriform cortex?

Back

The piriform cortex is a part of the brain involved in the perception of smell and is connected to the olfactory system.

Front

What is the significance of the olfactory system?

Back

The olfactory system is crucial for detecting and identifying smells, which can influence taste, memory, and emotions.

Front

What can cause a temporary loss of smell?

Back

Temporary loss of smell can be caused by colds, allergies, or sinus infections.