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Simple Multiple Choice
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1
Sensory information of which a person becomes consciously aware is called
A)a reflex
B)a stimulus
C)a sensation
D)an impulse
2
A structure that detects stimuli is known specifically as a
A)sensory neuron
B)receptor
C)receptive field
D)transducer
3
All sensory receptors act as ____________, converting various types of stimuli into ____________.
A)tonic receptors; continuous feedback
B)nociceptors; perceived pain
C)receptive fields; perceptions
D)transducers; nerve impulses
4
Which set includes only general senses?
A)temperature, pain, touch, stretch, and pressure
B)pain, pressure, balance, taste, and smell
C)vision, hearing, balance, smell, and taste
D)equilibrium, vibration, hearing, touch, and vision
5
Which set includes only special senses?
A)equilibrium, vision, gustation, touch, and audition
B)touch, gustation, audition, temperature, and olfaction
C)gustation, olfaction, vision, equilibrium, and audition
D)audition, equilibrium, vision, touch, and pressure
6
The least complex of the tactile receptors, called free nerve endings, are
A)telodendria of axons
B)cell bodies of sensory neurons
C)encapsulated tactile receptors
D)terminal branches of dendrites
7
Sensory receptors that act continuously are classified as
A)exteroceptors
B)interoceptors
C)phasic receptors
D)tonic receptors
8
When a phasic receptor undergoes a reduction in sensitivity to a continually applied stimulus, this change is called
A)dysphasia
B)adaptation
C)areflexia
D)phasic exhaustion
9
Which of the following does not correctly pair a receptor with a stimulus that it detects?
A)Krause bulb, deep pressure
B)free nerve ending, tissue damage
C)tactile disc, texture
D)Ruffini corpuscle, skin distortion
10
The types of papillae on the dorsal surface of the tongue include
A)sweet, sour, and salty
B)taste buds, taste pores, and taste hairs
C)filiform, fungiform, vallate, and foliate
D)all of the above
11
Gustatory information from the tongue is conducted by which cranial nerves?
A)facial and hypoglossal
B)facial and glossopharyngeal
C)trigeminal and hypoglossal
D)trigeminal and vagus
12
The chemical sense of smell is provided by paired ____________ within the nasal cavity.
A)olfactory organs
B)sensory hair cells
C)olfactory bulbs
D)all of the above
13
Olfactory receptors are located on
A)olfactory hairs
B)cell bodies of olfactory receptor cells
C)basal cells of the olfactory epithelium
D)olfactory bulbs
14
Which of the following is not one of the three layers, or tunics, of the eye?
A)fibrous
B)vascular
C)conjunctiva
D)neural
15
Functions of the fibrous tunic of the eye include
A)helping focus light on the retina
B)protecting and maintaining the shape of the eye
C)providing the attachment site for the extrinsic eye muscles
D)all of the above
16
The vascular tunic of the eye wall has which of the following regions?
A)choroid, ciliary body, and iris
B)cornea, sclera, and limbus
C)fovea, macula, and optic disc
D)lens, vitreous body, and retina
17
Two layers of smooth muscle in the ____________ allow it to control the diameter of the ____________.
A)ciliary body; lens
B)iris; pupil
C)both of the above
D)neither a nor b
18
What types of photoreceptor cells are found in the retina?
A)amacrine and horizontal cells
B)ganglion and bipolar cells
C)rods and cones
D)all of the above
19
Within the thalamus, visual information is processed specifically in the
A)optic chiasm
B)lateral geniculate nuclei
C)superior colliculi
D)tectal system
20
At rest, tension in the suspensory ligaments of the lens
A)is less than that in the elastic capsule of the lens
B)flattens the lens, focusing the eye for distant vision
C)pulls the lens into a rounded shape, allowing close focus
D)none of the above
21
Which brain region interprets incoming visual stimuli at a conscious level?
A)cerebellar cortex
B)primary sensory cortex of the cerebrum
C)lateral geniculate nuclei
D)visual cortex of the occipital lobe
22
Movements of fluid within the ____________ result in the sensations of both hearing and equilibrium.
A)external ear
B)middle ear
C)inner ear
D)squamous part of the temporal bone
23
Collectively, the vestibule and semicircular canals compose an area called the
A)vestibular complex
B)inner ear
C)organ of Corti
D)membranous labyrinth
24
Which of the following is not a subdivision of the bony labyrinth?
A)semicircular canals
B)scala media
C)cochlea
D)vestibule
25
Which structures of the inner ear house the maculae?
A)saccule and ampulla
B)utricle and semicircular canals
C)semicircular canals and ampulla
D)saccule and utricle
26
Which selection correctly pairs a stimulus with the location of its receptors?
A)gravity, crista ampullaris
B)linear acceleration, spiral organ
C)rotation of the head, cupula
D)sound waves, scala tympani
27
All of the following characterize the tympanic membrane except
A)forms a partition between the external and middle ear
B)is a tough, flat sheet of fibrous connective tissue
C)vibrates when struck by incoming sound waves
D)transmits sound wave energy into the middle and inner ear
28
Housed within the tympanic cavity, the three auditory ossicles are the
A)malleus, incus, and stapes
B)utricle, saccule, and ampulla
C)macula, vestibule, and cochlea
D)scala tympani, scala media, and helicotrema
29
The two openings in the bony wall between the inner and middle ear are the
A)superior and inferior fenestrae
B)oval window and round window
C)cochlear canal and semicircular foramen
D)internal and external apertures of the auditory tube
30
Within the cochlea, the receptors known as hair cells are components of the
A)ampulla
B)macula
C)spiral organ
D)tectorial membrane







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