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Questions and Answers
What is a primary characteristic of absence seizures?
What is a primary characteristic of absence seizures?
- Loss of awareness and a blank stare (correct)
- Early morning onset with visual disturbances
- Muscle spasms followed by confusion
- Sudden stiffness in muscles
Which of the following best describes tonic seizures?
Which of the following best describes tonic seizures?
- Repetitive movements without loss of consciousness
- Involuntary movements of the face
- Significant muscle stiffness in various body parts (correct)
- Prolonged blank stare without awareness
Which seizure subtype is typically associated with lip smacking?
Which seizure subtype is typically associated with lip smacking?
- Myoclonic seizures
- Atonic seizures
- Absence seizures (correct)
- Tonic seizures
Generalized seizures affect which part of the brain?
Generalized seizures affect which part of the brain?
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What distinguishes absence seizures from other types of seizures?
What distinguishes absence seizures from other types of seizures?
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Study Notes
Generalized Seizures
- Involve the whole brain.
- Can be classified into several subtypes.
Subtypes of Generalized Seizures
- Absence seizures:
- Previously called "petit mal seizures".
- Characterized by brief lapses in awareness.
- May involve repetitive movements like lip smacking or blinking.
- Tonic seizures:
- Result in sudden muscle stiffness in the legs, arms, or trunk.
Atonic Seizures
- Cause a sudden loss of muscle control.
- Also referred to as "drop seizures."
- Can cause a sudden fall due to the loss of muscle strength.
Clonic Seizures
- Marked by repeated, jerky muscle movements.
- Commonly affect the face, neck, and arms.
Myoclonic Seizures
- Involve sudden, quick muscle twitches.
- Often impact the arms and legs.
- Can occur in clusters.
Tonic-Clonic Seizure
- Previously known as "grand mal seizures."
- Symptoms include:
- Stiffening of the body.
- Shaking movements.
- Loss of bladder or bowel control.
- Biting of the tongue.
- Loss of consciousness.
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