Test 2

anterior two-thirds of the tongue

Damage to the facial nerve would result in a loss of taste sensation from ______. a. base of the tongue b. anterior two-thirds of the tongue c. posterior one-third of the tongue d. roof of the mouth

only in the superior portion of the nasal cavity

Olfactory receptors are found _____. a. only in the superior portion of the nasal cavity b. throughout the nasal cavity c. only in the mid-nasal ridges d. only in the inferior portion of the nasal cavity

epidermis

Where are cold receptors found? a. epidermis b. dermis c. every tissue of the body d. tissue that underlie mucous membrane

parietal lobe

Where is the primary gustatory cortex located? a. occiptial lobe b. parietal lobe c. temporal lobe d. frontal lobe

malleus

Which auditory ossicle is connected to the tympanic membrane? a. incus b. malleus c. stapes d. anvil

retina

Which is NOT considered an accessory structure of the eye? a. eyebrows b. eyelids c. retina d. lacrimal apparatus

interceptors

Which of the following are sensory receptors that are located in blood vessels and visceral organs, and their signals are not usually consciously perceived? a. encapsulated nerve endings b. chemoreceptors c. osmoreceptors d. interceptors

the sensory receptors for smell are rapidly adapting receptors

A few minutes after spraying perfume on yourself, you don't smell the perfume anymore, even though people you come in contact with can smell it. One possible explanation is that ______. a. the sensory receptors for smell are rapidly adapting receptors b. the sensory receptors for smell are inhibited c. The concentration of perfume is too low to be detected by the sensory receptors for smell d. The sensory receptors for smell are slowly adapting receptors

The intensity of it vibrations directly determines the loudness of sound

Basilar membrane Carries information about hearing and head movement to the brain Transmits vibrations directly to the cochlea Directly connected to the tympanic membrane The intensity of it vibrations directly determines the loudness of sound Made of crystallin proteins

Special sensory receptors

Hair cells Special sensory receptors Light -pressure receptor located in papillary layer of dermis Light touch receptor located at the epidermal-dermal border Deep pressure receptors Receptors that respond primarily to pain and temperature

hypoglossal nerves ( CN XII)

Identify the cranial nerves NOT involved in carrying taste information from the tongue into the CNS. a. glossopharyngeal nerves ( CN IX) b. facial nerves ( CN IX) c. hypoglossal nerves ( CN XII) d. vagus nerves (CN X)

Anterior to the retina

If your vision is normal and you put on your hyperopic friends's glasses, where is the focal point located in relationship to the retina? a. Anterior to the retina b. Focal point does not form with the corrected lens. c. on the retina d. posterior to the retina

the signal is carried by peripheral sensory neurons

In both general and special sensation ______. a. the stimulus is first transmitted by CNS neurons b. the stimulus is detected by specialized receptor cells c.the signal reaches the CNS via cranial nerves only d. the signal is carried by peripheral sensory neurons

Deep pressure receptors

Lamellated corpuscles Special sensory receptors Light -pressure receptor located in papillary layer of dermis Light touch receptor located at the epidermal-dermal border Deep pressure receptors Receptors that respond primarily to pain and temperature

Made of crystallin proteins

Lens Carries information about hearing and head movement to the brain Transmits vibrations directly to the cochlea Directly connected to the tympanic membrane The intensity of it vibrations directly determines the loudness of sound Made of crystallin proteins

Directly connected to the tympanic membrane

Malleus Carries information about hearing and head movement to the brain Transmits vibrations directly to the cochlea Directly connected to the tympanic membrane The intensity of it vibrations directly determines the loudness of sound Made of crystallin proteins

pressure

Mechanoreceptors might dectect which of the following sensations? a. temperature b. light c. pressure d. smell

Light touch receptor located at the epidermal-dermal border

Merkel cells Special sensory receptors Light -pressure receptor located in papillary layer of dermis Light touch receptor located at the epidermal-dermal border Deep pressure receptors Receptors that respond primarily to pain and temperature

Receptors that respond primarily to pain and temperature

Nociceptors Special sensory receptors Light -pressure receptor located in papillary layer of dermis Light touch receptor located at the epidermal-dermal border Deep pressure receptors Receptors that respond primarily to pain and temperature

transduction

Olfactory receptors depolarize in response to an odorant, turning a stimulus into a electrical signal. This conversion is know as ______. a. transduction b. repolarization c. adaptation d. propagation

Transmits vibrations directly to the cochlea

Oval window Carries information about hearing and head movement to the brain Transmits vibrations directly to the cochlea Directly connected to the tympanic membrane The intensity of it vibrations directly determines the loudness of sound Made of crystallin proteins

eye

Photoreceptors are found only in the _______. a. nose b. ear c. mouth d. eye

proprioceptors

Receptors that detect the movement and position of a joint or body part are called ______. a. thermoreceptors b. chemoreceptors c. nociceptors d. proprioceptors

PNS sensory neurons

Sensory transduction occurs in ____. a. lower motor neurons b. upper mother neurons c. PNS sensory neurons d. CNS interneurons

vitreous chamber

This structure lies between the lens and the retina. a. vitreous chamber b. aqueous chamber c. pupil d. iris

Light -pressure receptor located in papillary layer of dermis

Tactile corpuscles Special sensory receptors Light -pressure receptor located in papillary layer of dermis Light touch receptor located at the epidermal-dermal border Deep pressure receptors Receptors that respond primarily to pain and temperature

larger, louder

The ______ the intensity of the vibration, the ______ is the sound. a. larger, louder b. None of these answer choices are correct c. larger, softer d. smaller, louder

upper motor neurons

The neurons from the cerebral cortex that execute voluntary movements of the body are the ________. a. upper motor neurons b. bipolar neurons c. second order neurons d. proprioceptors

axons of the olfactory neurons

The olfactory nerves ( CN I) are formed by formed _____. a. olfactory tracts b. axons of the olfactory neurons c. olfactory bulbs d. supporting cells

receive body sensory information

The post central gyri of the parietal lobes of the cerebral cortex ______ . a. are considered the primary gustatory area b. receive body sensory information c. control voluntary body movements d. receive visual information

chemoreceptors

The receptors for smell and taste are ____. a. thermoreceptors b. photoreceptors c. chemoreceptors d. mechanoreceptors

Carries information about hearing and head movement to the brain

Vestibulocochlear nerve Carries information about hearing and head movement to the brain Transmits vibrations directly to the cochlea Directly connected to the tympanic membrane The intensity of it vibrations directly determines the loudness of sound Made of crystallin proteins

referred pain

Visceral pain may be perceived as cutaneous pain, a phenomenon known as ______. a. referred pain b. slowly adapting reception c. the receptive field d. phantom limb pain

pharyngotmpanic tube ( auditory eeustacian tube)

What equalizes pressure on both sides of the tympanic membrane? a. external auditory canal ( external acoustic meatus) b. pharyngotmpanic tube ( auditory eeustacian tube) c. round window d. oval window

cranial nerves only

What nerves carry information about the special senses to the CNS? a. cervical nerves only b. cranial nerves only c. both cranial and spinal nerves d. spinal nerves only

central nervous system ( CNS)

What part of the nervous system integrates and interprets information from PNS sensory neurons? a. somatic nervous system ( SNS) b. central nervous system ( CNS) c. sensory (afferent) division d. visceral motor division, or autonomic nervous system ( ANS)

Loss of vision at night

What would you expect if a person experienced degeneration of rods? a. loss of color vision b. loss of visual acuity c. All of the answer are correct d. Loss of vision at night

Transmission of the motor signal

Which of the following is not a event in the process of sensation? a. Generation of impulses b. Transmission of the motor signal c. integration of sensory input d. transduction of the stimulus

cornea

Which of the following is the transparent portion of the eyeball that covers the iris? a. ciliary body b. tunic c. choroid d. cornea

vagus

Which of the following nerves serves in a gustatory function? a. vestibulocochlear b. vagus c. spinal accessory d. trigeminal

supporting cells

Which of the following provide physical support nourishment and electrical insulation for olfactory receptors? a. supporting cells b. olfactory glands c. basal stem cells d. glial cells

Photoreceptor

Which of the following receptors is responsible for detecting stimuli of special sense? a. Photoreceptor b. Tactile corpuscle c. Propinceptors d. Thermoreceptors

nociceptor

Which of the following sensory receptor responds to stimuli resulting from physical or chemical damage to tissue? a. nociceptor b. separate cell c. encapsulated nerve ending d. free nerve ending

All special senses,expect smell, rely on specialized receptor cells to detect stimuli

Which of the following statement about special senses is correct? a. All special senses,expect smell, rely on specialized receptor cells to detect stimuli b. Special sense input is carried by both spinal and cranial neurons c. Special senses detect stimuli such as touch, pain and temperature d. Special sense stimuli are detected by the receptive endings of sensory neurons

Sound is not transmitted from the tympanic membrane to the oval window

Which of the following statements best explains why disorder that damage the auditory ossicles often results in hearing loss? a. Sound in not transmitted to the tympanic membrane b. the cochlea is not able to transmit sound to the oval window c. Sound is not transmitted from the tympanic membrane to the oval window d. the vestibulocochlear nerve is impaired

first order neuron

Which of the following type of neuron conducts impulses from the somatic receptors into the brain stem or spinal cord? a. both first order and second order neurons b. first order neuron c. third order neuron d. second order neuron

thermoreceptor

Your wrap your hands around a warm cup of hot chocolate. This sensation is detected by a ____. a. hair-follicle receptors b. thermoreceptor c. photoreceptor d. chemoreceptor