Certified emergenCy nurse exam 2025 – HigH-
yield Q&a for guaranteed Pass.
◉ What is Meniere's Disease and Labyrinthitis and how do they differ?
Answer: Meniere's: inner ear, vestibular disorder that onsets around age 40-
60. Vertigo/dizziness even AT REST.
Labyrinthitis: inflammatory response of middle ear from infection that causes
sudden vertigo. Vertigo/dizziness with POSITION CHANGES.
◉ What is the Dix-Hallpike maneuver? Answer: A procedure involving
movement of the head in a specific way to elicit a vestibular response.
Used to help diagnose Labyrinthitis
◉ What is trismus? Answer: Limited opening of the mouth due to pain
Can be caused by peri-tonsillar abscess
◉ How can you determine epiglottitis from croup? Answer: Epiglottitis:
- sudden onset
- drooling and stridor
- thumb print sign over epiglottis on lateral soft tissue neck x-ray
Croup:
,- gradual onset
- barking cough
- steeple sign on an A/P soft tissue neck x-ray: indicates narrowing of the vocal
cords
◉ What is Uveitis/Iritis and what are some s/s of it? Answer: Inflammation of
the Uveal tract of the eye
- Unilateral
- Increased lacrimation, but not discharge from the eye
- Painful, red, swollen
- Shine a light into the good eye, while covering the affected eye, and it should
cause pain in the affected eye, due to ciliary constriction.
◉ What do inflammatory cells in the anterior chamber on a slit lamp eye exam
indicate? Answer: Uveitis/Iritis
◉ what is a normal IOP range? Answer: 10-21
40-80 usually indicates glaucoma
◉ What are S/S of Retinal Artery Occlusion? Answer: - Sudden, painless,
unilateral vision loss
- Can still see light
- Can be preceded by Amaurosis Fugax, which is a sudden temporary vision
loss lasting seconds to minutes.
,◉ What is amaurosis fugax? Answer: Sudden, transient loss of vision in one or
both eyes last seconds or minutes.
Can precede retinal artery occlusion
◉ What does a teardrop iris indicate? Answer: Globe rupture
◉ What is a LeFort I fracture and what are the S/S? Answer: Low horizontal
fracture of the face
S/S:
- swelling of upper lip
- losing teeth
- buccal bruising
◉ What is a LeFort II fracture and what are the S/S? Answer: Pyramidal
fracture of the mid face
S/S:
- deformity and swelling of mid face
- mobility of nose and/or upper jaw
- racoon eyes
- epistaxis
- CSF rhinorrhea
, ◉ What is a LeFort III fracture and what are the S/S? Answer: Horizontal
fracture of the upper face
S/S:
- lengthening of the face
- orbital hooding
- ear drainage
- hemotympanum
This is the most extensive facial fracture and can cause complete dislocation of
the midface from the base skull.
◉ Which pain medication should be avoided in pancreatitis and gallbladder
patient's and why? Answer: Morphine, it can cause gallbladder spasms
◉ A pediatric patient presenting with current jelly like stools would likely
have what condition? Answer: Bowel Intussesception
◉ What procedure is best used to identify and often reverse bowel
intussesception? Answer: Barium enema under ultrasound or fluoroscopy
◉ Textbook s/s for appendicitis? Answer: Periumbilical pain that migrates to
the RLQ
◉ Where is McBurney's Point and what can it help identify? Answer: Halfway
between the umbilicus and the anterior/superior iliac crest
yield Q&a for guaranteed Pass.
◉ What is Meniere's Disease and Labyrinthitis and how do they differ?
Answer: Meniere's: inner ear, vestibular disorder that onsets around age 40-
60. Vertigo/dizziness even AT REST.
Labyrinthitis: inflammatory response of middle ear from infection that causes
sudden vertigo. Vertigo/dizziness with POSITION CHANGES.
◉ What is the Dix-Hallpike maneuver? Answer: A procedure involving
movement of the head in a specific way to elicit a vestibular response.
Used to help diagnose Labyrinthitis
◉ What is trismus? Answer: Limited opening of the mouth due to pain
Can be caused by peri-tonsillar abscess
◉ How can you determine epiglottitis from croup? Answer: Epiglottitis:
- sudden onset
- drooling and stridor
- thumb print sign over epiglottis on lateral soft tissue neck x-ray
Croup:
,- gradual onset
- barking cough
- steeple sign on an A/P soft tissue neck x-ray: indicates narrowing of the vocal
cords
◉ What is Uveitis/Iritis and what are some s/s of it? Answer: Inflammation of
the Uveal tract of the eye
- Unilateral
- Increased lacrimation, but not discharge from the eye
- Painful, red, swollen
- Shine a light into the good eye, while covering the affected eye, and it should
cause pain in the affected eye, due to ciliary constriction.
◉ What do inflammatory cells in the anterior chamber on a slit lamp eye exam
indicate? Answer: Uveitis/Iritis
◉ what is a normal IOP range? Answer: 10-21
40-80 usually indicates glaucoma
◉ What are S/S of Retinal Artery Occlusion? Answer: - Sudden, painless,
unilateral vision loss
- Can still see light
- Can be preceded by Amaurosis Fugax, which is a sudden temporary vision
loss lasting seconds to minutes.
,◉ What is amaurosis fugax? Answer: Sudden, transient loss of vision in one or
both eyes last seconds or minutes.
Can precede retinal artery occlusion
◉ What does a teardrop iris indicate? Answer: Globe rupture
◉ What is a LeFort I fracture and what are the S/S? Answer: Low horizontal
fracture of the face
S/S:
- swelling of upper lip
- losing teeth
- buccal bruising
◉ What is a LeFort II fracture and what are the S/S? Answer: Pyramidal
fracture of the mid face
S/S:
- deformity and swelling of mid face
- mobility of nose and/or upper jaw
- racoon eyes
- epistaxis
- CSF rhinorrhea
, ◉ What is a LeFort III fracture and what are the S/S? Answer: Horizontal
fracture of the upper face
S/S:
- lengthening of the face
- orbital hooding
- ear drainage
- hemotympanum
This is the most extensive facial fracture and can cause complete dislocation of
the midface from the base skull.
◉ Which pain medication should be avoided in pancreatitis and gallbladder
patient's and why? Answer: Morphine, it can cause gallbladder spasms
◉ A pediatric patient presenting with current jelly like stools would likely
have what condition? Answer: Bowel Intussesception
◉ What procedure is best used to identify and often reverse bowel
intussesception? Answer: Barium enema under ultrasound or fluoroscopy
◉ Textbook s/s for appendicitis? Answer: Periumbilical pain that migrates to
the RLQ
◉ Where is McBurney's Point and what can it help identify? Answer: Halfway
between the umbilicus and the anterior/superior iliac crest
