Chemical Senses Practice

What is unique about olfactory nerve cells compared to other nerve cells?

• They cannot regenerate

• They can regenerate

• They are larger

• They are slower

What is the role of epithelial cells in the nasal cavity?

• To produce hormones

• To secrete mucus

• To transport oxygen

• To absorb nutrients

What is the function of the olfactory bulb?

• Sends impulses to the nerve receptors

• Receives impulses from olfactory nerves

• Secretes hormones

• Regulates mucus secretion

What is the primary function of taste buds?

• Detects touch

• Produces saliva

• Detects chemicals in food

• Responds to stimuli

Which of the following is NOT a primary taste sensation?

• Sour

• Sweet

• Spicy

• Umami

Which of the following does NOT influence taste?

• food texture

• hunger level

• age

• cultural background

How might the CNS respond to an enjoyable taste sensation?

• Contract muscles to gag

• Activate salivary glands to produce more saliva

• Decrease body temperature

• Increase blood pressure

What is the role of the gustatory cells?

• To produce hormones

• To receive sensory input and send nerve impulses

• To regulate blood pressure

• To detect sound

Which type of tissue is found beneath the papillae on the tongue?

• Muscle tissue

• Connective tissue

• Nervous tissue

• Epithelial tissue

What are the bulb-like structures on the surface of the tongue?

• Papillae

• Taste buds

• Uvula

• Cilia