A
Which of the following best describes an example of sensory adaptation?
a) after getting an IV in your arm, your arm hurts worse over time
b) after jumping into the cold pool, overtime you get used to the cold
c) after sitting in the uncomfortable chair, you feel more back pain over time
d) after eating hot cheetos, they become more spicy the more chips you eat
b) after jumping into the cold pool, overtime you get used to the cold
Which fiber conduct information for the first initial sharp pain when you step on a pushpin?
a) a delta fibers
b) slow twitch fibers
c) c fibers
d) fast twitch fibers
a) a delta fibers
You can more easily detect garlic on your fries by the olfactory system than salt on your fries. Based on this information, which of the following statements can be made?
a) garlic fries are likely to be rated as more pleasant
b) salt fries are likely to be rated as more salty
c) garlic is more volatile than salt
d) salt is more volatile than garlic
c) garlic is more volatile than salt
Where is umami taste sensed on the tongue?
a) only on the posterior portion of the tongue
b) the posterior and anterior portion of the tongue
c) anywhere on the tongue where there are T1r1 and T1r3 receptors
d) anywhere on the tongue where there are T2r receptors
c) anywhere on the tongue where there are T1r1 and T1r3 receptors
In which of the following examples is the external stimulus correctly matched up to the receptors?
a) touch & olfactory
b) photons & photoreceptors
c) odorants & somatosensory
d) pressure & gustatory
b) photons & photoreceptors
As we age, we tend to lose inner hair cells from exposure to loud noises. What type of deafness could result as damage to and loss of hair cells?
a) sensorineural deafness
b) conduction deafness
c) central deafness
d) congenital deafness
a) sensorineural deafness
Which fiber conducts information for the long-lasting dull pain the day after you burn your hand?
a) a delta fibers
b) slow twitch fibers
c) c fibers
d) fast twitch fibers
c) c fibers
Which of the following parts of the visual pathway would be damaged if someone had difficulty recognizing their dog?
a) retina
b) dorsal stream
c) ventral stream
d) lateral geniculate nucleus
c) ventral stream
Which of the following show the correct path of the visual pathway?
a) visual cortex-->thalamus-->optic nerve-->optic chaism-->retina --> lateral geniculate nucleus
b) retina-->optic nerve-->optic chaism--> visual cortex --> lateral geniculate nucleus--> photoreceptors
c) lateral geniculate nucleus --> optic tract --> retina -->optic chaism-- -->photoreceptors
d) retina-->optic nerve-- -->optic chaism-->optic tract--> lateral geniculate nucleus-->visual cortex
d) retina-->optic nerve-->optic chaism-->optic tract--> lateral geniculate nucleus-->visual cortex
Which of the following cranial nerves is not involved in gustation?
a) cranial nerve VII
b) cranial nerve VIII
c) cranial nerve X
d) cranial nerve IX
b) cranial nerve VIII
Which of the following is true of cochlear implants?
a) cochlear implants send high frequency info to the electrode stimulating the apex
b) cochlear implants directly stimulate the primary auditory cortex
c) cochlear implants directly stimulate the auditory nerve
d) cochlear implants are recommended for people with conduction deafness
c) cochlear implants directly stimulate the auditory nerve
What is the correct pathway of the PNS portion of the auditory system?
a) cochlea --> ear canal --> oval window
b) collection of sound waves --> primary auditory cortex --> tympanic membrane
c) ossicles --> transduction of sound waves --> secondary auditory cortex
d) pinna --> ossicles --> cochlea
d) pinna --> ossicles --> cochlea
Which of the following is true of myopia?
a) the eyeball is too short so the objects reach the back of the retina
b) it cannot be corrected with glasses
c) it is when people are far-sighted
d) the eyeball is too long and the objects focus infront of the retina
d) the eyeball is too long and the objects focus in front of the retina
Which of the following is an example of transduction?
a) the retina translating photons into action potentials
b) the process of sensory information being interpreted from previous experiences
c) not being able to track the movement of a basketball
d) photoreceptors detecting photons
a) the retina translating photons into action potentials
What is true of the blind spot?
a) there are a lot of cones in the optic disc
b) there are no photoreceptors, it is where the ganglion cells leave the eye
c) it is where photoreceptors receive photons
d) it is where the horizontal cells leave the eye
b) there are no photoreceptors, it is where the ganglion cells leave the eye
If a person had damage to a T1r2 receptor, which of the following statements would be most accurate?
a) they have impaired sensitivity to acidic foods
b) they have impaired sensitivity to volatile odorants
c) they have impaired sensitivity to sweet foods
d) they have impaired sensitivity to low frequency sound waves
c) they have impaired sensitivity to sweet foods
Susie works at a day care and deals with a lot of sick children during the winter, one morning she notices that her throat is sore and feels very cold. Which of the following best represents these sensations?
a) interoceptive senses
b) cutaneous senses
c) exteroceptive senses
d) prosopagnosia
a) interoceptive senses
If there is damage to the ciliary muscles, which of the following would not be affected?
a) the amount of photoreceptors in the retina
b) the amount of light reaching the fovea
c) close distance vision
d) the shape of the lens
a) the amount of photoreceptors in the retina
Which of the following explains the reason why it is easier to identify the color of objects in the center of our visual field?
a) complex cells in the primary visual cortex respond strongly to moving stimulus
b) there is a higher concentration of cones in the fovea
c) rods respond to a wider range of light intensities
d) there are three main cones (red, blue, green)
b) there is a higher concentration of cones in the fovea
Which structure of the vestibular system is correctly matched to its function?
a) utricle vestibular sac: responds to vertical movements
b) saccule vestibular sac: responds to angular acceleration on the z-axis
c) semicircular canal yaw: responds to angular acceleration on the y-axis
d) semicircular canal roll: responds to angular acceleration on the x-axis
c) semicircular canal yaw: responds to angular acceleration on the y-axis