The tongue is also

important to vocalization, __________

and swallowing.

The tongue is covered in visible bumps called ___________.

There is a row of 8 to 12 large papillae along the back of the tongue. They are known as __________ papillae.

Smaller papillae are found on the front, middle and sides of the tongue. They are known as _________, fungiform or foliate papillae.

One papilla contains hundreds of taste ________.

A taste bud is the sensory structure that detects _________.

•___________________: triggered by salt or NaCl (pretzels, chips)

•____________: triggered by acidic substances (lemon, limes)

•___________________: triggered by substances that contain quinine or nitrogen (soap, coffee)

•__________________: triggered by sugary substances, such as table sugar

•____________: triggered by substances that contain MSG (meats, cheese)

•While chewing food, substances in the food dissolve in saliva. They enter __________________of the papillae and come in contact with taste buds.

•Taste __________________inside a taste bud detect the substances.

•The __________________is the primary organ of olfaction.

•The nose is also important to smelling and ___________________.

•The ___________________provide an entrance into the nasal cavity. There are two, which are separated by a “wall” called the septum.

•The nasal _________________ is a space behind the nose. It connects to the back of throat.

•The nasal cavity is lined with a _________________________(a lining that is made of tiny hairs and mucous). It moistens and warms air you inhale and traps dirt, dust and small particles in air.

•The _________________________ separates the nasal cavity from the oral cavity (the mouth). It makes up the floor of the nasal cavity and the roof of the mouth.

•_____________________ are curled shelves of bone inside the nasal cavity. They help air flow in a steady and regular way in the nasal cavity.

•The _________________________ is a layer of specialized tissue on the roof of the nasal cavity. The tissue is made of nerves and other supporting cells.

•The _______is found above the roof of the nasal cavity. It projects tiny nerves through “pores” in into the nasal cavity. It sends smell information from the nose to the brain via the olfactory nerve.

•The olfactory ___________________ carries electrical signals from the olfactory bulb to the brain

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