Chapter 15- Senses

Proprioceptors are classified as which type of receptor? A. mechanoreceptors D. photoreceptor B. cutaneous receptor E. chemoreceptor C. nociceptor

a

The receptors involved in our sense of equilibrium are A. mechanoreceptors. D. thermoreceptors. B. chemoreceptors. E. pain receptors. C. nociceptors.

a

The utricle is especially sensitive to what type of movements? A. back and forth D. spinning around B. up and down E. bending over C. standing upside

a

What controls the shape of the lens? A. ciliary muscle D. pupil B. cornea E. fovea centralis C. iris

a

What do nociceptors detect? A. stimuli of pain D. stimuli of pressure B. stimuli of smell E. stimuli of taste C. stimuli of touch

a

What type of exteroceptors are located in the ear? A. mechanoreceptors D. thermoreceptors B. chemoreceptors E. none of these C. photoreceptors

a

If the nerves between the eyes and the ears were switched, stimulation of the mechanoreceptors in the ear would result in A. hearing sounds. D. deafness. B. seeing lights. E. blindness. C. both hearing sounds and seeing lights.

b

The type of taste called umami allows us to enjoy what type of flavor? A. sweet C. sour E. bitter B. savory D. salty

b

When you entered the room, there was a faint smell of smoke, but after about an hour, you no longer noticed the smell. What happened? A. sensory reception D. nociception B. sensory adaptation E. thermoreception C. mechanoreception

b

The rod and cone cells are located within which layer of the eye? A. sclera C. retina E. iris B. choroid D. lens

c

Where are thermoreceptors located? A. aorta and vena cava B. muscles, joints, and tendons C. hypothalamus and skin D. nasal cavity and tongue E. semicircular canals of the ear

c

Which of the following is part of the middle ear? A. pinna D. cochlea B. auditory canal E. semicircular canals C. malleus

c

What is the correct order of cells within the retina starting in the posterior compartment and ending in the choroid? A. rod and cone cell layer, bipolar cell layer, ganglion cell layer B. sclera, rod and cone cell layer, ganglion cell layer C. bipolar cell layer, rod and cone cell layer, sclera D. ganglion cell layer, bipolar cell layer, rod and cone cell layer E. ganglion cell layer, rod and cone cell layer, sclera

d

When blood pressure increases, what type of sensory receptor detects this? A. an exteroceptor called a chemoreceptor B. an exteroceptor called a osmoreceptor C. an exteroceptor called a nociceptor D. an interoceptor called a baroreceptor E. an interoceptor called a chemoreceptor

d

Which of the following is a genetic mutation that affects males more than females? A. astigmatism D. red green color blindness B. farsightedness E. blindness C. nearsightedness

d

Which of the following is involved in rotational equilibrium? A. otoliths C. utricle E. kinocilium B. saccule D. ampulla

d

Which of the following is not a layer or coat of the eye? A. sclera D. aqueous humor B. choroid E. collagen fibers C. retina

d

Nerve signals from taste buds go primarily to the __________ while those for olfactory cells go primarily to the ___________. A. hypothalamus, thalamus B. thalamus, hypothalamus C. temporal lobe, parietal lobe D. spinal cord, cerebral cortex E. parietal lobe, temporal lobe

e

The summing up of nerve signals by _____________________ is called __________________. A. the reticular activating system, perception B. the cerebral cortex, sensation C. sensory receptors, sensation D. the cerebral cortex, perception E. sensory receptors, integration

e

Which of the following is not a type of cutaneous receptor? A. Merkel disks D. Pacinian corpuscles B. Meissner corpuscles E. Golgi tendon organs C. Krause end bulbs

e

Which of the following is not involved in gravitational equilibrium? A. vestibular nerve C. utricle E. cupula B. saccule D. otoliths

e

Which part of the brain is involved in sensory adaptation? A. ventricles D. pons B. cerebellum E. thalamus C. medulla oblongata

e

What type of receptor is involved in reflex actions that maintain muscle tone and, thereby, the body's equilibrium and posture? A. proprioceptors D. chemoreceptors B. cutaneous receptors E. nociceptors C. pain receptors

a

When the ciliary muscle is relaxed, the suspensory ligament is A. taut and the lens is flattened. B. relaxed and the lens is flattened. C. taut and the lens is rounded. D. relaxed and the lens is rounded. E. taut and the lens is oval.

a

Which disorder of the eye is due to an accumulation of aqueous humor? A. glaucoma D. farsightedness B. color blindness E. astigmatism C. nearsightedness

a

Which receptors are associated with the sense of equilibrium? A. mechanoreceptors D. thermoreceptors B. chemoreceptors E. nociceptors C. photoreceptors

a

Which region of the brain contains the olfactory cortex? A. temporal lobe D. brain stem B. frontal lobe E. pons C. parietal lobe

a

Which structure in the eye plays a role in accommodation by holding the lens in place? A. ciliary body C. sclera E. optic nerve B. pupil D. lens

a

Which structure in the eye refracts and focuses light rays? A. lens C. cone cells E. pupil B. humors D. retina

a

Which structure is associated with the outer ear? A. auditory canal D. semicircular canals B. tympanic membrane E. cochlea C. round ear

a

Which type of sensory receptor responds to chemicals? A. taste cells B. rod and cone cells in the retina C. hair cells in the spiral organ of the inner ear D. hair cells in the semicircular canal of the inner ear E. hair cells in the vestibule of the inner ear

a

Which layer of the eye contains an extensive blood supply? A. sclera C. retina E. cornea B. choroid D. lens

b

Which of the following is found within the cochlea? A. stapes D. semicircular canals B. spiral organ E. incus C. tympanic membrane

b

Why does a heart attack radiate pain in the left shoulder and arm? A. The left shoulder and arm are the first to lose their blood supply and begin to hurt. B. Sometimes, stimulation of internal pain receptors is felt as pain from the skin. C. The nerves that innervate the heart go through the left shoulder and arm before going to the spinal cord. D. Damage to the heart muscle results in a flood of inflammatory products carried by the blood stream to the left shoulder and arm first. E. The heart will close off the blood supply to the arteries that supply the left arm, leading to the pain.

b