CCRN › Identifying, Monitoring, Providing Care, and Administering Medication to Treat Musculoskeletal, Neurological, and Psychological Diseases
A patient in the ICU presents with an acute disorder of attention, perception, and memory impairment. This is most accurately described as:
delirium
dementia
attention-deficit-hyperactivity-disorder (ADHD)
dysthymic disorder
Delirium is an acute disorder characterized by attention, perception, and memory impairment. It is often the symptom of an underlying condition such as dementia, medication overdose, substance intoxication, and electrolyte disorders.
All of the following cranial nerves have a either a sensory or motor function involving the eyes EXCEPT:
hypoglossal nerve
trochlear nerve
oculomotor nerve
abducens nerve
The trochlear nerve (cranial nerve IV) has a motor function involving eye movement. The oculomotor nerve (cranial nerve III) also has a motor function involving eye movement and contraction of the iris. The abducens nerve (cranial nerve VI) has a sensory function involving eye movement. The hypoglossal nerve (cranial nerve XII) has a motor function involving movement of the tongue.