A 50-year-old male is brought to the dermatologist's office with complaints of a pigmented lesion. The lesion is uniformly dark with clean borders and no asymmetry and has been increasing in size over the past two weeks. He works in construction and spends large portions of his day outside. The dermatologist believes that this mole should be biopsied. To prepare the patient for the biopsy, the dermatologist injects a small amount of lidocaine into the skin around the lesion. Which of the following nerve functions would be the last to be blocked by the lidocaine?
APain
BTouch
CTemperature
DSympathetic stimulation
EPressure
Which receptor type mediates the slow phase of synaptic transmission in autonomic ganglia?
AMuscarinic (M3)
BMuscarinic (M2)
CMuscarinic (M1)
DNicotinic (N2)
A 54-year-old man is brought to the emergency department 30 minutes after being hit by a car while crossing the street. He had a left-sided tonic-clonic seizure and one episode of vomiting while being transported to the hospital. On arrival, he is not oriented to person, place, or time. Physical examination shows flaccid paralysis of all extremities. A CT scan of the head is shown. This patient's symptoms are most likely the result of a hemorrhage in which of the following structures?
ABetween the dura mater and the arachnoid mater
BInto the cerebral parenchyma
CBetween the skull and the dura mater
DBetween the arachnoid mater and the pia mater
EInto the ventricular system
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