The vestibular nerve carries information to the brain that is interpreted as sound.
The vestibular nerve carries information to the brain that is interpreted as sound.
True
False
• Question 2 Cranial nerve (CN) I carries nerve impulses from the olfactory bulb to the brain, where the impulses are perceived as smell.
True
False
• Question 3 What condition causes the lens to become defective due to clouding and leads to distorted vision?
1.Conjunctivitis
2. Glaucoma
3. Cataracts
4. Astigmatism
• Question 4 The sclera is part of which layer of the eye?
1. It is not associated with a layer of the eye
2. Fibrous layer
3. Vascular layer
4. Inner layer
• Question 5 When the sound waves are blocked from reaching the inner ear, resulting in impaired hearing, this is referred to as:
1. Tinnitus
2. Sensorineural hearing loss
3.Vertigo
4. Conductive hearing loss
• Question 6 The sense of taste involves cranial nerves VII, IX, and X.
1. False
2.True
• Question 7 Olfactory tract damage would affect which of your special senses?
1. Taste
2. Smell
3. Sight
4. Hearing
• Question 8 Vestibular nystagmus is the perception of motion (such as spinning) when there are no actual movements.
True
False
• Question 9 The malleus, incus, and stapes can be found in which part of the ear?
1.External ear
2.Inner ear
3. Outer ear
4. Middle ear
• Question 10 Which of the following structures houses 70% of the body’s sensory receptors?
1. Cochlea
2. Retina
3. Vestibule
4. Olfactory bulb
• Question 11 Which statement is true regarding balance and equilibrium within the inner ear?
1. The spiral organ plays a vital role in balance
2. Unlike hearing, equilibrium is not innervated with a cranial nerve
3. The inner ear is innervated by cranial nerve (CN) VII, the facial nerve.
4.The saccule and utricle depend on otoliths to assist in stimulating their sensory hair cells
• Question 12 Which special sense does not depend on an organ with sensory hairs to assist in their function?
1.Hearing
2. Smell
3. Taste
4. Sight
• Question 13 Movement of the cupula within the semicircular canals initiates the detection of acceleration or de-acceleration by moving the sensory hair cells.
True
False
• Question 14 Gustation is the medical term that refers to the sense of smell.
1.True
2. False
• Question 15 Which statement is true regarding the special senses?
1. If an individual is missing a particular category of rod cells, he or she will be colorblind
2. Conductive hearing loss can result from damaged or dead hair cells (stereocilia)
3. If the light entering the eye is refracted on two different areas of the retina, double vision will occur
4. If the olfactory bulb is damaged, an individual’s sense of equilibrium will be partially lost
• Question 16 What statement is true regarding the eye?
1. The fovea centralis is the blind spot of the eye
2.The ciliary processes of the eye secrete the fluid that fills that anterior chamber of the eye
3. The muscles of the eye are all controlled by peripheral nerves
4. The fovea centralis of the macula lutea has the highest concentration of rod cells
• Question 17 Which choice is true regarding the eye?
1. The lens shape and thickness cannot be adjusted
2. The sclera is part of the internal eye and changes shape to focus light
3. A function of the ciliary body is to absorb light and prevent it from scattering around the eye
4.A hyperopic eye occurs when the refracted light is focused behind the retina
• Question 18 Which of the following structures senses vertical movements, like jumping on a trampoline?
1. Cupula
2. Utricle
3. Saccule
4. Cochlea
• Question 19 What structure does not have an effect on the refraction of light within the eye?
1.Cornea
2. Sclera
3. Lens
4. Vitreous humor (body)
• Question 20 An irregular shape of the cornea can cause blurred vision and is referred to as:
1. Glaucoma
2. Astigmatism
3. Conjunctivitis
4. Cataracts
• Question 21 Which statement is true regarding vision and eye anatomy?
1. The vitreous humor (body) is located anterior to the lens
2.The lacrimal gland is responsible for producing tears to cleanse and lubricate the eye surface
3.The rod cells are involved in color vision and cones are involved in black and white vision
4. The cornea changes thickness to appropriately refract light coming into the eye
• Question 22 Which of the following structures is in direct contact with the tympanic membrane?
1. Stapes
2. Utricle
3. Malleus
4.Incus
• Question 23 Myopia occurs when the refracted light (focal point) is focused in front of the retina.
True
False
• Question 24 Which statement is true regarding the ear and hearing?
1.The auditory (Eustachian) tube allows passage of sound waves to the tympanic membrane
2. The ear ossicles are connected to the oval window
3.The spiral organ is found within the external ear
4. The semicircular canals vibrate in accordance to the sound waves entering the ear
• Question 25 Which of the following senses rely on chemoreceptors?
1.Taste and Hearing
2. Smell and Hearing
3.Smell and Taste
4.Taste and Vision
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