Exam 3: NR414 Rev Flashcards
(133 cards)
The extraocular muscles consist of four straight or ________ muscles and two slanting or ______ muscles.
rectus; oblique
A slight protrusion of the eyeballs may be noticed when examining individuals who come from which ethnic/cultural group?
African American
The location in the brain where optic nerve fibers from the temporal fields of vision cross over is identified as the:
optic chiasm
Which of the following groups of individuals need to be tested for the presence of color blindness (deficiency)?
White males between the ages of 4 and 8 years
Which of the following statements is true in regard to the results obtained from use of the Snellen chart?
The larger the denominator the poorer the vision
The lens of the eye functions as a:
- Refracting medium keeping a viewed object in continual focus on the retina.
- think cover test
When inspecting the eyeballs of an African American individual, which of the following might the examiner expect to observe?
Small brown macules on the sclera
The normal color of the optic disc is:
creamy yellow-orange to pink.
Which of the following is an expected response on the cover test?
The covered eye maintains its position when uncovered.
The covered eye maintains its position when uncovered.
A unilateral small regular pupil that reacts to light and accommodation
Decreased vision in the elderly may be due to which of the following conditions?
cataracts, glaucoma, or macular degeneration
Narrow palpebral fissures, epicanthal folds, and midfacial hypoplasia are characteristic of:
fetal alcohol syndrome
Kyphosis of the spine is common with aging. To compensate, older adults will:
extend their heads and jaws forward.
Most facial bones articulate at a suture. Which facial bone articulates at a joint?
mandible
What disease is characterized by a flat, expressionless, or mask-like face, a staring gaze, oily skin, and elevated eyebrows?
Parkinson disease
Facial characteristics include a plethoric, rounded, “moonlike” face, prominent jowls, red cheeks, and hirsutism on the upper lip, lower cheeks, and chin.
Cushings Syndrome
Binaural interaction at the level of the brain stem permits:
identification of the direction of the sound.
What behavior may be indicative of
hearing loss?
Frequently asking for the question to be repeated
Which of the following children is at risk of recurrent otitis media?
An 18-month-old infant who has had three episodes of ear infections in a 5-month period.
The external structure of the ear is identified as the:
auricle or pinna
The labyrinth of the inner ear is responsible for maintaining the body’s:
equilibrium
The normal pathway of hearing is
air conduction
The eustachian tube allows
equalization of air pressure on each side of the tympanic membrane.
When an otoscope examination is performed on an older adult client, the tympanic membrane may be:
whiter than that of a younger adult, or opaque and dull









