Special Senses

Olfactory reception occurs as dissolved chemicals interact with receptors called a. odorant-binding proteins b. columnar cells c. basal cells d. olfactory glands

a. odorant-binding proteins

Nociceptors are sensitive to a. pain b. light touch c. vibration d. osmotic pressure e. blood pressure

a. pain

Which of the following is a primary taste sensation a. sweet b. putrid c. pungent d. metallic e. fruity

a. sweet

The portion(s) of the tongue that actually perceives taste is/are the a. taste hairs b. papillae c. epithelium of tongue d. taste buds

a. taste hairs

Sensory receptors that monitor blood pressure in the walls of major blood vessels are called a. nociceptors b. baroreceptors c. chemoreceptors d. proprioceptors

b. baroreceptors

Sensory receptors that respond to changes in blood pressure are called a. thermoreceptors b. baroreceptors c. proprioceptors d. nociceptors e. chemoreceptors

b. baroreceptors

The general senses a. are located in specific areas of the body b. involve receptors that are relatively simple c. are located in the sense organs d. do not require action potentials for effector responses

b. involve receptors that are relatively simple

Tactile receptors respond to all the following except a. vibration b. touch c. pain d. pressure

c. pain

The term olfaction refers to which sense a. touch b. taste c. smell d. sight

c. smell

The 3 classes of mechanoreceptors are a. meissner corpuscles, pacinian corpuscles, and merkel discs b. fine touch, crude touch, and pressure receptors c. tactile receptors, baroreceptors, and proprioceptors d. slow adapting, fast-adapting, and central-adapting receptors

c. tactile receptors, baroreceptors, and proprioceptors

The olfactory epithelium of each olfactory organs contains a. olfactory receptor cells b. supporting cells c. regenerative basal cells d. all of the above

d. all of the above

Receptors for taste a. have microvilli that project up out of the surface of the tongue b. generate nerve impulses tht travel to the central nervous system c. are of different types: bitter, salty, sour, sweet, and umami d. both answers b and c are correct

d. both answers b and c are correct

Olfactory receptors are examples of a. pain receptors b. thermoreceptors c. mechanoreceptors d. chemoreceptors e. proprioceptors

d. chemoreceptors

Receptors that monitor the pH and the carbon dioxide and oxygen concentrations of arterial blood are a. baroreceptors b. nociceptors c. proprioceptors d. chemoreceptors

d. chemoreceptors

Olfactory glands a. contain the neural receptors for the sense of smell b. form the basement membrane of the olfactory epithelium c. are sensitive to aromatic molecules in the air d. produce a pigmented mucus that covers the olfactory e. form structures called olfactory bulbs

d. produce a pigmented mucus that covers the olfactory

Taste receptors are a. found only on the tongue b. uable to divide c. modified neural cells d. specialized epithelial cells e. sensitive to pain

d. specialized epithelial cells

Sensory receptors that monitor the position of joints are called a. nociceptors b. chemoreceptors c. thermoreceptors d. baroreceptors e. proprioceptors

e. proprioceptors