-
A nociceptor is a type of _____ receptor
PAIN
-
Pressoreceptors respond to changes in stimuli such as _____.
pressure within a vessel
-
Sensory adaptation occurs when stimuli become _____.
gradually ignored
-
Stimulation of a _____ usually results in pain.
free nerve ending
-
The movements in breathing can be detected by the _____ in the tendons of the
thorax
Golgi organs
-
A stretch reflex occurs when the intrafusal fibers of a _____ are stimulated
muscle spindle
-
The _____ are the actual areas that respond to chemical stimulations for the
sense of smell
cilia on olfactory cells
-
The olfactory receptor cells are examples of _____ neurons
bipolar
-
Which area allows one to perceive the aroma of a pizza?
olfactory cortex
-
The connection
between the cochlear hair cells and the VIII cranial nerve are made by _____.
release of neurotransmitter
-
The intensity of sounds is measured in units of _____.
dB (decibels)
-
The auditory perception center is located within the _____.
temporal lobe
-
Which type of deafness can be treated by a cochlear implant?
sensorineural
-
The following belong together except which one?
- dynamic equilibrium <-----
- vestibule
- static equilibrium
- urticle
-
The maculae can be found in the _____.
saccule
-
Which of the following is decomposed under light?
rhodopsin
-
A sensory receptor capable of detecting changes in hydrogen ion concentration is
more accurately described as a ______________.
chemoreceptor
-
Heavy pressure and vibrations stimulate ________________.
Pacinian corpuscles
-
Choose the statement about the sense of pain that is correct
A phenomenon known as referred pain can be explained because of common nerve
-
What type of somatic receptor lies within tendons close to the point of
attachment to muscles and is stimulated by increased muscular tension?
golgi tendon organ
-
Light skin touch is sensed by _____ receptors.
Meissner
-
At a temperature of 50 degrees C, the most likely perception of a skin sensation
is one of _____.
pain
-
Of the following, which can least likely undergo adaptation?
pain receptors
-
Pain in the left arm caused by lack of blood to the heart is a type of _____
pain
referred
-
The best explanation for referred pain is that the nerves that are responsible
are _____.
shared between visceral and somatic pathways
-
Pain originating in the parietal pericardium is _____ by the brain
felt directly
-
Which does NOT belong with the other items?
- chronic pain <------
- acute pain
- A fibers
- spinothalmic tract
-
An analgesic is a drug which usually _____ pain impulses.
decreases
-
The _____ of the brain seems to give one a crude awareness of pain)
thalamus
-
Which of the following cannot block pain in the brain?
acetylcholine
-
Which sense is most likely to adapt rapidly?
smell
-
A person aged 21 will probably lose _____ of their smell at 22.
1%
-
The visible elevations on the tongue that contain the receptors for taste are the _____.
papillae
-
Which of the following could be detected on the back of the tongue?
bitter
-
Which of these does NOT belong with the rest?
- A) strychnine
- B) nicotine
- C) alkaline
- D) alkaloid
-
The nerves, which convey taste sensations, are the following except which one?
VIII
-
The gustatory cortex is located within the _____ lobe.
parietal
-
Which of these does not belong with the others?
malleus
-
The purpose of the auricle is to _____ sound waves.
act as a collector of
-
The first structure to vibrate in response to sounds is ____
tympanic membrane
-
The purpose of the ossicles is to _____ the incoming vibrations.
increase the force of
-
The stapes sends its vibrations to the _____
oval window
-
Which of these does NOT belong with the others?
increase sound
-
The auditory tube acts to equalize pressure between the middle ear and _____.
throat
-
The term labyrinth refers to the appearance of the _____.
inner ear
-
The membranous labyrinth contains _____ fluid.
endolymph
-
The portion of the inner ear, which detects sounds, is the _____.
cochlea
-
Reissner's membrane separates the cochlear duct from the _____.
scala vestibuli
-
Vibrations from the _____ reach the scala vestibuli first.
oval window
-
Stimulation of the crista ampullaris results in _____.
feeling of motion
-
The term for eyelid is _____.
palpebra
-
Tears drain into the openings of the _____.
puncta
-
Movement of the eyeball is effected by muscles innervated mainly by the _____ nerve
oculomotor
-
The outer covering of the eye is called the _____.
sclera
-
The suspensory ligaments attach to the _____.
lens
-
The process of adjusting vision from a near to a distant object is called _____
accommodation
-
An increase in aqueous fluid pressure is a symptom of _____
glaucoma
-
Which of the following is the first to come into contact with light?
ganglion cells
-
The point of sharpest retinal vision is called the _____.
optic disk
-
The portion(s) of the tongue that actually perceives taste is/are the _____________.
papillae
-
How do the senses of smell and taste differ?
They differ in their rate of sensory adaptation.
-
Why do odors sometimes alter our moods?
Because sensory input from olfaction is routed through the limbic system.
-
The chamber that actually houses the hearing receptors is the __________________.
cochlear duct
-
After the inner ear has detected vibrations caused by sound, how is the energy dissipated?
air inside the middle ear dissipates the forces caused by vibrations
-
The organs of static equilibrium are located within the ______________ and employ shifting ___________ to set up nerve impulses.
vestibule; otoliths
-
The inner surface of the eyelids is lined with ______________.
lacrimal apparatus
-
The region on the retina that produces the sharpest vision is called the _______________.
fovea centralis
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