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Chapter 9
Question | Answer |
---|---|
Pain that originates in an internal organ but is felt as cutaneous pain is called | referred pain |
Being aware of a sensation even after the stimulus has stopped is called an | after-image |
Becoming unaware of a continuing stimulus is called | adaptation |
The effect of a previous sensation on a current sensation is called | contrast |
The feeling of a sensation in the place the receptors were stimulated is called | projection |
Arterial pressoreceptors detect changes in | blood pressure |
The cranial nerve pair concerned with equilibrium is the | acoustic; 8th |
The cranial nerve pair concerned with hearing is the | acoustic; 8th |
The part of the ear that prevents sharp rises in pressure within the cochlea is the | round window |
The auditory bones, in order they vibrate, are the | malleus incuse stapes |
The first part of the ear that vibrates in response to sound waves is the | eardrum; tympanic membrane |
The brain creates one image from the slightly different images of the two eyes; this is called | binocular vision |
The visual areas of the cerebrum are in the | occipital lobes |
Dilation of the pupils is brought about by what nerve impulses | sympathetic |
Constriction of the pupils in bright light is brought about by impulses carried by the | oculomotor nerves |
The cranial nerve pairs for movement of the eyeball are the | oculomotor abducens trochlear |
Vitamin A is necessary for vision for the formation of | rhodopsin |
The lens of the eye bulges for near vision when the | ciliary muscle contracts |
The only part of the eye that adjusts to focus light rays is the | lens |
The first part of the eye that refracts light rays is the | cornea |
The optic disc of the eye is the site of the | optic nerve |
The optic nerve passes through the eyeball at a site called the | optic disc |
The fovea differs from the rest of the retina because there are no | rods |
The part of the retina that contains only cones is the | fovea |
The ganglion neurons of the retina form the | optic nerve |
The cells of the retina that form the optic nerve are the | ganglion neurons |
The photoreceptors that detect the different wavelengths or colors of light are the | cones |
The photoreceptors that detect the presence of light are the | rods |
The photoreceptors in the retina are the | rods and cones |
The function of the canal of Schlemm is to reabsorb | aqueous humor |
Aqueous humor is reabsorbed back into the blood through the | canal of Schlemm |
The part of the eye that helps keep the retina in place is the | vitreous humor |
The fluid of the eye that nourishes the lens and cornea is the | aqueous humor |
The part of the eye that contracts to change the shape of the lens is the | ciliary muscle; body |
The size of the pupil of the eye is regulated by the | iris |
The eyeball is moved up and down or side to side by the | extrinsic muscles |
The part of the eye that contains the receptors for vision is the | retina |
The cornea differs from the rest of the sclera in that the cornea is | transparent |
The most anterior part of the sclera of the eye is the | cornea |
The layer of the eyeball that forms the white of the eye is the | sclera |
The membranes that line the eyelids are the | conjunctiva |
The sensory area for the sense of taste is in the | parietal lobe |
The sensory area for the sense of smell is in the | temporal lobe |
The cranial nerve pairs for the sense of taste are the | facial and glossopharyngeal |
The cranial nerve pair for the sense of smell is the | olfactory |
The receptors for smell and taste have the general name | chemoreceptors |
The chemoreceptors for the sense of taste detect chemicals dissolved in | saliva |
The chemoreceptors for the sense of smell detect | vaporized chemicals |
Unconscious muscle sense is integrated by the what of the brain | cerebellum |
The sensory areas for conscious muscle sense are in the | stretch receptors |
The sensory areas for the cutaneous senses are in the | parietal lobes |
The cutaneous receptors for pain, heat, and cold are | free nerve |
The cutaneous receptors for touch and pressure are | encapsulated nerve |
Many of the sensory areas are located in the cerebral | cortex |
The function of sensory receptors is to | detect changes |
The part of a sensory pathway that feels and interprets the sensation is the | sensory area |
The part of a sensory pathway that consists of white matter in the spinal cord or brain is the | sensory tract |
The part of a sensory pathway that carries impulses to the CNS is the | sensory neuron |
The part of a sensory pathway that detects a change is the | receptor |
statement is NOT true of the characteristics of sensations | Contrast is the difference between seeing and hearing |
Pain that originates in an internal organ but is felt as cutaneous pain is called | referred pain |
The part of the sensory pathway that projects a sensation is the | sensory area in the brain |
Being aware of a sensation even after the stimulus has stopped is called | after-image |
Becoming unaware of a continuing stimulus is called | adaptation |
The feeling of a sensation in the area of the stimulated receptors is called | projection |
The effect of a previous sensation on a current sensation is called | contrast |
The vagus and glossopharyngeal nerves are both sensory for | vagus and glossopharyngeal |
Arterial pressoreceptors and chemoreceptors are located in these arteries | aortic arch and carotid arteries |
The arterial pressoreceptors detect changes in | blood pressure |
The arterial chemoreceptors detect changes in | blood oxygen levels |
The parts of the brain that regulate balance and equilibrium are the | midbrain and cerebellum |
The cranial nerve pair concerned with equilibrium is the | acoustic |
The function of the eustachian tube is to | allow air in and out of the middle ear |
Air pressure in the middle ear cavity is regulated by the | eustachian tube |
part of the ear that transmits vibrations to the hair cells in the organ of Corti is the | fluid in the cochlea |
The auditory bones, in the order they vibrate, are the | malleus, incus, stapes |
The part of the ear that transmits vibrations to the oval window is the | stapes |
The part of the ear that transmits vibrations to the malleus is the | eardrum |
The first part of the ear that vibrates in response to sound waves is the | eardrum |
The hair cells in the cochlea of the ear bend in response to | sound wave vibrations |
The hair cells in the utricle and saccule of the ear bend in response to | gravity |
The hair cells in the semicircular canals of the ear bend in response to | motion |
The receptors that respond to gravity are located in this part of the ear | utricle and saccule |
The receptors that detect motion are located in this part of the ear | semicircular canals |
The lobes of the cerebrum that contain the visual areas are the | occipital |
Constriction of the pupil, as in bright light, is brought about by the | oculomotor nerves |
The cranial nerve pair for vision is the | optic |
The chemical in rods that breaks down when light strikes it is | rhodopsin |
The part of the retina that contains only cones is called the | fovea |
The receptors in the retina that detect the presence of light are the | rods |
The receptors in the retina that detect color are the | cones |
The part of the eye that helps keep the retina in place is the | vitreous humor |
The site of reabsorption of aqueous humor is the | canal of Schlemm |
The aqueous humor of the eye | nourishes the lens and cornea |
The fluid of the eye that nourishes the lens and cornea is | aqueous humor |
The fluid of the eye that contains lysozyme to inhibit bacterial growth is | tears |
The part of the eye that produces tears is the | lacrimal gland |
The part of the eye that keeps dust out of the eye is the | eyelashes |
The fovea of the eye | is the area of best color vision |
The part of the eye that is the area for best color vision is the | fovea |
The optic disc of the eye | is the site of the optic nerve |
The part of the eye where the optic nerve passes through is the | optic disc |
The part of the eye that forms the optic nerve is the | ganglion neurons |
The ciliary muscle of the eye | changes the shape of the lens |
The part of the eye that contracts to change the shape of the lens is the | ciliary muscle |
The iris of the eye | regulates the size of the pupil |
The part of the eye that regulates the size of the pupil is the | iris |
The part of the eye that light waves pass through first is the | cornea |
The part of the eye that moves the eyeball from side to side is the | extrinsic muscles |
The part of the eye that absorbs light within the eyeball to prevent glare is the | choroid layer |
The part of the eye that contains the receptors for vision is the | retina |
The part of the eye that forms the white of the eye is the | sclera |
The part of the eye that lines the eyelids is the | conjunctiva |
The layers of the eyeball, in order from the outermost, are | sclera, choroid, retina |
The cranial nerve pairs for the sense of taste are the | facial and glossopharyngeal |
The cranial nerve pair for the sense of smell is the | olfactory |
The chemoreceptors for the sense of taste detect | chemicals dissolved in saliva |
The chemoreceptors for the sense of smell detect | vaporized chemicals in the nasal cavities |
Proprioceptors are the receptors for | muscle sense |
The part of a sensory pathway that feels and interprets the sensation is the | sensory area |
The part of a sensory pathway that consists of white matter in the spinal cord or brain is the | sensory tract |
The part of a sensory pathway that carries impulses to the central nervous system is the | sensory neuron |
The part of a sensory pathway that detects a change is the | receptor |
The function of sensory receptors is to | detect changes and generate impulses |