A patient is admitted with otitis media in the right ear. The nurse performs an ear examination with an otoscope. What would the nurse expect to see in this patient's right ear?
Pearly gray colored tympanic membrane.
Increased pain on palpation of pinna
Distorted or absent cone of light
The tympanic membrane moves inward with a slight puff of air
The Correct Answer is C
Otitis media is characterized by an acute inflammatory exudate within the middle ear space, leading to significant pressure changes. Accumulation of purulent fluid causes bulging of the tympanic membrane, which obscures anatomical landmarks and results in a distinctive erythematous appearance. This pressure compromises the vibratory capacity of the ossicular chain, often leading to temporary conductive hearing loss.
Rationale:
A. A pearly gray, translucent appearance is the hallmark of a healthy, non-pathological tympanic membrane. In the presence of acute infection, the membrane typically becomes opaque, thickened, and hyperemic. Seeing a pearly gray color would indicate an absence of middle ear disease rather than active otitis media.
B. Increased pain when palpating or pulling the pinna is a classic sign of otitis externa, also known as swimmer's ear. Otitis media involves the area medial to the tympanic membrane, so external manipulation usually does not elicit significant tenderness. Pain in otitis media is typically internal and throbbing due to pressure.
C. The cone of light, or light reflex, is normally sharp and well-defined but becomes distorted or absent as the membrane bulges. This occurs because the fluid-filled middle ear cavity alters the concavity of the eardrum, preventing the light from reflecting correctly. This is a diagnostic otoscopic finding for middle ear effusion.
D. A healthy tympanic membrane is mobile and should move slightly when positive pressure is applied via pneumatic otoscopy. In otitis media, the presence of fluid and increased intratympanic pressure prevents this normal movement, resulting in a fixed or immobile membrane. This lack of mobility is a key indicator of fluid accumulation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Traumatic brain injury from a high-altitude fall can result in a basilar skull fracture, involving the petrous portion of the temporal bone. This fracture allows the escape of cerebrospinal fluid or blood through the auditory canal, posing an immediate risk of meningitis and indicating significant intracranial pressure changes or structural brain damage.
Rationale:
A. Vesicular breath sounds represent normal, soft, low-pitched sounds heard over most of the lung parenchyma. This is an expected finding indicating adequate ventilation and absence of consolidated tissue. It would not require immediate reporting as it signifies a stable respiratory status in that lobe.
B. While a fever can occur due to hypothalamic injury or infection, it is usually not the most acute priority post-trauma. An isolated temperature increase is less life-threatening than active hemorrhage. Immediate reporting focuses on neurological or circulatory collapse following a significant mechanical fall.
C. Bilaterally reactive pupils indicate that the oculomotor nerve and brainstem pathways are currently intact and functioning. This is a reassuring clinical sign in an unconscious patient. It suggests there is no immediate unilateral compression causing pupillary dilation or a fixed, non-reactive state.
D. Otorrhea or bleeding from the external auditory canal following head trauma strongly suggests a basilar skull fracture. This is a critical finding that must be reported to prevent herniation. It indicates potential dural tearing and requires urgent neurosurgical evaluation to manage potential complications.
Correct Answer is C
Explanation
Female puberty follows a predictable sequence driven by hypothalamic-pituitary-ovarian axis activation, resulting in estrogen-mediated thelarche, pubertal growth spurt, and eventual menarche. The timing reflects progressive ovarian follicular maturation and endocrine feedback maturation across adolescence.
Rationale:
A. Menstruation precedes breast development by about 4 years is physiologically incorrect. Menarche never occurs before thelarche in normal pubertal development. Estrogen-driven breast tissue proliferation is an early secondary sexual characteristic preceding menstrual cycle establishment.
B. Breast development precedes menstruation by about 4 years overestimates the typical interval. Although thelarche occurs first, the average lag between breast development and menarche is significantly shorter than 4 years. This timing does not reflect standard pubertal physiology.
C. Breast development precedes menstruation by about 2 years accurately reflects normal pubertal sequencing. Thelarche is initiated by rising estrogen levels from ovarian activity, followed by pubarche and growth acceleration, with menarche occurring approximately 2 to 3 years later.
D. Menstruation precedes breast development by about 2 years is incorrect because menarche is not the initiating event of puberty. Breast development is one of the earliest visible signs of estrogen exposure and always occurs before the onset of menstruation in normal development.
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