CHAPTER 7
What is otitis media?
An ear infection of the middle ear
The hair cells in the cochlear duct have what type of neurons at their base?
Bipolar
Which of the following represents the pathway for smell that will trigger an emotional reaction?
Bipolar neuron - CN I - temporal lobe - hypothalamus and amygdala
Which cranial nerve is the olfactory nerve?
CN I
What cranial nerve is the optic nerve?
CN II
Which cranial nerve is involved in the pathway for hearing?
CN VIII
Which of the following is involved in static equilibrium?
Cochlea
The endolymph fills what structure in the inner ear?
Cochlear duct
Which statement about general senses is true?
General senses are simple receptors in the skin, muscles, joints, tendons, and organs.
What is the function of tactile disc?
Mechanoreceptors for light touch
What kind of receptor is used for vision?
Photoreceptor
All of the following are functions of the cones in the retina except which one?
Photoreceptors for non-color vision
What part of the eye consists of three regions: choroid layer, ciliary body, and the iris?
Uvea
Which answer lists the pathway for vision in the correct order?
Which answer lists the pathway for vision in the correct order?
Vibrations of what structure create waves within the perilymph of the cochlear tube?
oval window
What type of equilibrium is perceived when the head is rotating?
Dynamic equilibrium
Which of the following structures protect the eye?
Eyelashes, Eyelids, and Eyebrows
Which of the following statements about how we perceive odor is false?
If there is a threshold stimulus at the trigger zone of the olfactory cell, an action potential is generated and passed to a synapse within the olfactory bulb of CN II.
Which of the following statements about how we perceive odor is true?
Olfaction is coupled with gustation (taste).
Which statement about special senses is false?
Special senses are simple receptors in the skin, muscles, joints, tendons, and organs
All of the following are ossicles except which one?
Staples
The saccule and utricle are used to perceive what kind of equilibrium?
Static equilibrium
What structure produces an oil to help lubricate the eye?
Tarsal gland
Which statement about taste cells is false?
They are the bumps that cover the surface of the tongue.
What is the function of the vestibular apparatus?
To perceive equilibrium
What disorder is characterized by a progressive, painless, loss of vision due to the clouding of the lens of the eye?
cataract
What part of the eye produces aqueous humor?
ciliary body
All of the following terms mean eye except which one?
scler/o
Which taste is described as meaty?
umami
