Salivary glands are important in taste because__________ . a. they provide the fluid in which food molecules dissolve b. the taste receptors are located in salivary glands c. salivary glands are part of the brain d. lamellar corpuscles are activated

You fill up the tub to take a hot bath, but the water is too hot. You test it a second and third time within a few seconds, and it feels okay. Which of the following is the most likely explanation? a. The water has cooled down unusually quickly. b. Your ability to sense heat has adapted. c. Your nervous system is suddenly not functioning properly. d. Someone added ice cubes to your bath.

Match the ear area with the associated structure: (1) outer ear (2) middle ear (3) inner ear A. cochlea B. tympanic membrane C. auditory ossicles

Trace each step in the pathway from an olfactory receptor to the interpreting center of the cerebrum.

Match each sensory receptor to the type of stimulus to which it is likely to respond: (1) chemoreceptor (2) pain receptor (3) thermoreceptor (4) mechanoreceptor (5) photoreceptor A. approaching headlights B. a change in blood pressure C. the smell of roses D. an infected tooth E. a cool breeze

Which of the following best describes hearing receptor "hair cells"? a. They are neurons. b. They lack ion channels. c. They are epithelial, but function like neurons. d. They are made of keratin.