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The route that the sensation of taste follows is A: Primary axons pass along cranial nerves VII and IX. B: Primary neurons synapse in the nucleus solitarius. C: Secondary neurons synapse in the thalamus. D: Tertiary neurons travel to the primary gustatory cortex.


A) a, b, c, d
B) b, c, a, d
C) a, d, b, c
D) d, c, b, a
E) c, d, a, b

F) B) and D)
G) A) and C)

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As middle-aged persons get older, the lenses of their eyes no longer assume as round a shape when their ligaments slacken. This results in difficulty in


A) seeing nearby objects.
B) seeing distant objects.
C) seeing colored objects.
D) seeing low-contrast scenes.

E) All of the above
F) A) and B)

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Which term best describes receptors that detect stimuli from the external environment?


A) Interoceptors
B) Exteroceptors
C) Proprioceptors
D) Nociceptors
E) Thermoreceptors

F) B) and D)
G) D) and E)

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What is the correct sequence for lacrimal fluid production and drainage? A: Tears disperse across the surface of the eye. B: Tears are produced by the lacrimal gland. C: Fluid drains through the nasolacrimal duct. D: Fluid enters the nasal cavity. E: Fluid enters the lacrimal canaliculi and collects in the lacrimal sac.


A) a, b, c, d, e
B) b, a, c, d, e
C) c, a, d, b, e
D) b, a, e, c, d
E) c, a, b, e, d

F) None of the above
G) A) and C)

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When your eyes adjust from low levels of illumination to bright light, the process is known as light ________.

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A person having a heart attack may feel pain along the medial side of the left arm. This pain is known as


A) referred pain.
B) phantom pain.
C) selected pain.
D) covert pain.
E) masked pain.

F) B) and D)
G) A) and E)

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What part of the retina is responsible for the sharpest vision?


A) Optic disc
B) Ora serrata
C) Fovea centralis
D) Posterior retina
E) All of the choices are correct.

F) D) and E)
G) A) and B)

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What is the function of the auditory tube?


A) To transmit sound waves to the inner ear
B) To equalize air pressure between the atmosphere and the middle ear
C) To prevent the invasion of microorganisms into the inner ear
D) To provide a passageway for fluid from the middle to the inner ear
E) To provide an airway between the middle and inner ear

F) A) and B)
G) A) and C)

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The bending of light as it passes through to different media (such as glass vs. water) is referred to as ________.

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By definition, transducers


A) are electrical devices that do not work with biological systems.
B) change one form of energy into another form.
C) transmit signals away from the central nervous system.
D) transmit signals toward the central nervous system.

E) B) and D)
F) A) and C)

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The conjunctiva that lines the internal surface of the eyelids is termed the ________ conjunctiva.


A) palpebral
B) retinal
C) ocular
D) epithelial
E) visceral

F) B) and E)
G) D) and E)

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The otolithic membrane functions in hearing and in maintaining equilibrium.

A) True
B) False

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If you were to cut a cross section of the retina and examine it under a microscope, what would be the order of features from the choroid to the posterior cavity? A: Rods and cones B: Ganglionic axons progressing to the optic nerve C: Bipolar cells D: Ganglion cells' bodies E: Pigmented retina


A) a, b, c, d, e
B) e, a, c, d, b
C) c, a, e, d, b
D) d, e, a, b, c
E) e, d, c, b, a

F) B) and E)
G) A) and B)

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Which statement accurately describes the merits of different receptive field properties?


A) Having small receptive fields allows for more precision, but because more receptors are needed it increases overall energy costs.
B) Having large receptive fields allows for more precision, but because the area of responsiveness is larger, it increases the body's energy costs.
C) Having small receptive fields allows for more precision, smaller body surfaces, and decreased energy costs overall.
D) Having large receptive fields allows for more precision, larger body surfaces, and decreased energy costs overall.

E) All of the above
F) B) and D)

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Which is not a cell type found in the olfactory epithelium?


A) Olfactory receptor cell
B) Supporting cell
C) Basal cell
D) Fungiform cell

E) C) and D)
F) All of the above

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The least developed of the papilla types are the ________ papillae, which house only a few taste buds during infancy and early childhood.


A) papiform
B) filiform
C) fungiform
D) vallate
E) foliate

F) All of the above
G) A) and B)

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What inner ear structure detects acceleration and deceleration movements of the head?


A) Tensor tympani and stapedius
B) Spiral organ
C) Maculae
D) Ossicles
E) Scala vestibule

F) B) and C)
G) A) and B)

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The stereocilia of cochlear hair cells project into the


A) modiolus.
B) basilar membrane.
C) tectorial membrane.
D) helicotrema.
E) spiral ganglion.

F) B) and D)
G) C) and D)

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The function of the ossicles is to


A) detect acceleration of the head.
B) amplify sound waves and transmit them to the inner ear.
C) determine static head position.
D) support the tympanic membrane and protect hair cells of the inner ear.
E) initiate action potentials that propagate to the inner ear.

F) A) and E)
G) All of the above

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The classification of a receptor as a photoreceptor or a mechanoreceptor depends on


A) the location of origin of the stimulus it perceives.
B) the modality of the stimulus it perceives.
C) its location in the body.
D) whether it is a somatic or visceral receptor.

E) All of the above
F) A) and D)

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