Chapter 30

The ________ of the eye works similarly to the shutter of a camera.

iris

Swimmer's ear is also known as:

otitis externa.

Vision impairment as a result of old age and the loss of elasticity in the lens is called:

presbyopia

911 was dialed by a frantic mother for her three-year-old daughter who stuck a small, dried bean into her ear. Assessment shows the bean to be lodged firmly in the ear canal. When treating this patient, the AEMT would:

reassure the mother and transport the patient.

An elderly woman is suffering from a closed head injury after falling down five steps. She is responsive to painful stimuli and is breathing shallowly. When evaluating her airway, you note that she has both upper and lower dentures. Her upper dentures are secure, but her lower dentures are loose. Prior to providing positive pressure ventilation, you would:

remove the lower dentures.

The sensor receptive cells in the retina that function BEST in dim light and enable night vision are the:

rods

The ________ contain sensors necessary for equilibrium.

semicircular canals

All of the following are symptoms of otitis media EXCEPT:

sinus infection

A female patient struck her face on the steering wheel in a head-on motor vehicle collision and has deformity and crepitus to the bridge of her nose. Further assessment reveals bleeding deep within the nasal passages. The patient has been fully immobilized to a long board. To BEST address the hemorrhage in the nasopharynx, the AEMT would:

suction blood from the airway as needed.

Ringing in the ears is also known as:

tinnitus

The external ear ends at the:

tympanic membrane.

A feeling of dizziness and or whirling in space is called:

vertigo

You have arrived on the scene of an industrial plant where a female worker had a chemical splashed into her eye. She is complaining of severe pain in the eye and is flushing it with tap water over a sink. Which of the following questions is it MOST important that the AEMT ask FIRST?

"Are you wearing contact lenses?"

While running in a parking lot, a young boy tripped and fell. He hit his face and mouth on a curb, knocking one of his top front teeth from its socket. Bleeding has been controlled and the tooth found. What instructions would you give your partner when caring for the tooth?

"Rinse the tooth first then put it in a cup of saline for transport."

If left untreated, glaucoma can lead to what?

Blindness

Which of the following is NOT a bone of the middle ear?

Cochlea

Which of the following structures in the inner ear is the organ of hearing?

Cochlea

A young boy riding an ATV did not see a chain stretched between two poles and hit it with his neck while traveling forward. Subsequently, he was thrown backward from the bike with significant force. He was not wearing a helmet. EMRs are with the patient and are holding manual inline spinal immobilization as well as administering oxygen. When you are assessing this patient, which of the following signs would indicate the injury that must be addressed and managed FIRST?

Difficulty speaking

A young male golfer has been struck in the right eye with a golf club. The upper and lower lids are swollen shut and ecchymotic. There are also some blood clots noted between the eyelids. Which of the following indicates that the AEMT is providing proper care to this patient?

He wipes blood from the face but not the eye.

Which of the following is NOT associated with the retina?

Lens

A chronic disease of the inner ear marked by a recurring syndrome of vertigo, tinnitus, and progressive hearing loss is called:

Ménière's disease.

What are the three tiny bones located in the middle ear?

Ossicles

Light passes to the lens of the eye through what opening?

Pupil

A construction worker has been shot with a nail gun, resulting in a long nail going through his cheek and firmly embedding into the lower gum and jaw. There is considerable blood in his mouth and he is in excruciating pain. Given this scenario, which of the following would be your FIRST priority?

Suctioning the airway

A defect of the ________ results in difficulty in visual detection of color and fine detail.

cones

A patient complaining of eye pain informs you that he was diagnosed with a corneal abrasion three days ago. He called 911 today because the discomfort has not yet gone away and he desires medical attention. Based on this information, which of the following is TRUE?

The clear structure that covers the pupil has been damaged.

A patient has been splashed in the face with battery acid. He is complaining of being unable to see anything and severe burning to his face. On closer examination, you note him to be holding both eyes tightly shut and there are significant burns to his cheeks and eyelids. In this situation, the AEMT would assess the eyes:

after assessing the patient's radial pulse.

A 15-year-old girl was struck in the mouth with a baseball bat. She has lost her front teeth and is spitting blood. The AEMT's priority concern when caring for this patient would be:

airway compromise.

The bony labyrinth is another name for the:

inner ear

An inflammation of the thin, transparent membrane covering the visible portion of the sclera and lining the inside of the eyelids results in:

conjunctivitis

A young boy was running with a pencil and tripped. The pencil impaled the boy's left eye and remains lodged in place. He is in his mother's arms and both are crying hysterically. Appropriate care for the eye would include:

covering both eyes and providing immediate transport.

A patient who was hit in the face with a cloud of dust while working in an industrial setting is complaining of pain and discomfort to his left eye. While performing your secondary assessment on the eye, you note some redness to the globe but do not see any obvious foreign object. The most appropriate care you can provide to this patient would be:

covering both eyes with a bandage.

While working to build a house, a construction worker was hit in the head by a 2" × 4" plank that slid from the roof and fell to the ground below. The patient has a sizable laceration to the left side of his face and is spitting blood. He also lost several teeth, two of which he is holding. Your initial action when caring for this patient would be to:

establish manual inline spinal stabilization.

A young girl is complaining of eye pain after having sand thrown in her face by another girl at the park. When assessing her eyes, you note large particles of sand in the right eye. The sand appears to be on the conjunctiva, which also appears to be scratched and irritated. Your initial action would be to:

flush the eye with clean water from a nearby sink.

You have been called to a high school science lab where a male student was splashed in the eye with an alkaline solution. He is complaining of burning to the eye as well as pain. After performing the primary assessment and finding no life-threatening conditions, you would:

hold the patient's eye open and begin flushing with large amounts of tap water and continue throughout transport.