Which of the statements BEST describes a partial, or focal, seizure?

a. Simple partial seizures are localized and do not pose a significant threat to the neurological system.
b. Partial seizures involve a period of rigidity followed by convulsive activity and flaccidity until the patient gradually returns to consciousness.
c. Simple partial seizures are referred to as absence seizures.
d. Simple partial seizures are described in terms of alterations in consciousness or behavior.

d
Rationale: a. Although not as dramatic as a general seizure, partial seizures left untreated pose a significant threat to the neurological system.
b. This answer best describes a, generalized grand-mal seizure.
c. An absence seizure is a generalized seizure.
d. Correct.