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Hole's Essentials of Human Anatomy & Physiology, 8/e

David N. Shier, Washtenaw Community College
Jackie L. Butler, Grayson County College
Ricki Lewis, SUNY - Albany

Somatic and Special Senses

Chapter Quiz


1	Changes in pressure or movement stimulate
		A)	pain receptors
		B)	mechanoreceptors
		C)	photoreceptors
		D)	chemoreceptors


2	The manner in which an impulse from a sense receptor is perceived depends upon the
		A)	area of the brain stimulated
		B)	type of receptor activated
		C)	speed at which the impulse travels
		D)	context within which the impulse is generated


3	Sensory receptors for all of the following adapt to repeated stimulation bysending fewer and fewer impulses, except those for
		A)	heat
		B)	light
		C)	pain
		D)	touch


4	Receptors for the somatic senses are located in the
		A)	skin
		B)	muscles
		C)	joints
		D)	all of these


5	Meissner's corpuscles and Pacinian corpuscles are sensitive to
		A)	touch and pressure
		B)	pain
		C)	heat
		D)	light


6	Which of the following events will elicit pain from visceral organs?
		A)	exposure of normal tissue to strongly alkaline substances
		B)	cutting into the viscera
		C)	stretching or spasm of visceral smooth muscle
		D)	burning as in electrocautery


7	Which of the following is true of acute pain?
		A)	impulses are carried on thin, myelinated fibers
		B)	pain is diffuse and difficult to localize
		C)	pain sensations persist after receptor is no longer stimulated
		D)	the pain sensation is described as aching or dull


8	Which of the following areas of the brain regulates the detection of pain impulses?
		A)	midbrain
		B)	medulla
		C)	pons
		D)	thalamus


9	The receptors for taste and smell are examples of
		A)	mechanical receptors
		B)	chemoreceptors
		C)	thermoreceptors
		D)	somatic receptors


10	Olfactory receptors are located in the
		A)	nasopharynx
		B)	walls of the nares
		C)	superior nasal conchae
		D)	lateral wall of the nostril


11	The sensitive part of a taste bud is the
		A)	taste cell
		B)	taste pore
		C)	taste hair
		D)	taste cell membrane


12	Saliva enhances the taste of food by
		A)	increasing the motility of taste receptors
		B)	dissolving the chemicals that cause taste
		C)	releasing taste factors by partially digesting food
		D)	capturing and dissolving the gases of odors of food


13	The primary taste sensations are
		A)	sweet and sour
		B)	salt
		C)	bitter
		D)	all of the above


14	The function of the small bones of the middle ear is to
		A)	provide a framework for the tympanic membrane
		B)	protect the structures of the inner ear
		C)	support the structure of the tympanic cavity
		D)	transmit and intensify the vibrations transmitted to the inner ear


15	The ossicle that sits in the oval window is the
		A)	stapes
		B)	malleus
		C)	incus
		D)	incubus


16	Hearing receptor cells are located in the
		A)	organ of Corti
		B)	scala vestibuli
		C)	scala tympani
		D)	round window


17	The two types of equilibrium are
		A)	vertical equilibrium
		B)	circular equilibrium
		C)	both
		D)	neither


18	The structure that detects motion of the head is the
		A)	macula
		B)	semicircular canals
		C)	vestibule
		D)	utricle


19	The sensory organ of the semicircular canals is the
		A)	crista ampullaris
		B)	macula
		C)	endolymph
		D)	cerebellum


20	The muscle that raises the eyelid is the
		A)	orbicularis oculi
		B)	superior rectus
		C)	levator palpebrae superioris
		D)	ciliary muscle


21	The superior rectus muscle causes the eye to move
		A)	upward
		B)	toward the midline
		C)	away from the midline
		D)	downward and away from the midline


22	The innervation of the lateral rectus muscle is the
		A)	oculomotor nerve
		B)	facial nerve
		C)	abducens nerve
		D)	trochlear nerve


23	The transparency of the cornea is due to
		A)	the nature of the cytoplasm in the cells of the cornea
		B)	the small number of cells and the lack of blood vessels
		C)	a lack of nuclei within the cells of the cornea
		D)	keratinization of cells in the cornea


24	The shape of the lens changes as the eye focuses on a close object in a process known as
		A)	accommodation
		B)	refraction
		C)	reflection
		D)	strabismus


25	The region of the retina associated with the sharpest vision is the
		A)	macula lutea
		B)	fovea centralis
		C)	optic disk
		D)	choroid coat


26	The internal parts of the eye and maintenance of the shape of the eyeball is enabled by the
		A)	sclera
		B)	middle tunic
		C)	cornea
		D)	vitreous humor


27	Which of the following pairs is not correct?
		A)	colorless vision - rods
		B)	fovea centralis - cones
		C)	cones - rhodopsin
		D)	sharp images - cones


28	The process that leads to perception of the sensation arising from the location of the stimulation is projection.
		A)	True
		B)	False


29	There are separate receptors of heat and cold.
		A)	True
		B)	False


30	The brain and spinal cord are richly supplied with pain receptors.
		A)	True
		B)	False


31	Pain arising in the heart may be felt in the jaw because the impulses from the skin and viscera may share common neural pathways.
		A)	True
		B)	False


32	Serotonin participates in the suppression of pain impulses by stimulatingthe release of enkephalins.
		A)	True
		B)	False


33	The cilia of olfactory receptor cells detect the gases that give rise to odors.
		A)	True
		B)	False


34	Some impulses from the olfactory bulbs are sent to neurons of the limbic system.
		A)	True
		B)	False


35	The structures of the ear are responsible for the sense of balance or equilibrium as well as the sense of hearing.
		A)	True
		B)	False


36	The air-filled space in the temporal bone is called the tympanic cavity.
		A)	True
		B)	False


37	Vibration of the ossicles moves the air within the inner ear.
		A)	True
		B)	False


38	Sounds of different frequencies are detected because the hearing receptors in hair cells are sensitive to deformation by different sound frequencies.
		A)	True
		B)	False


39	Hearing receptor cells are epithelial cells but function like neurons in that they transmit impulses.
		A)	True
		B)	False


40	Hearing impulses are transmitted along the vestibular branch of the vestibulocochlear nerve to the auditory cortex of the temporal lobe.
		A)	True
		B)	False

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