Seizures Flashcards

(45 cards)

1
Q

What is a seizure?

A

A seizure is a sudden, uncontrolled electrical disturbance in the brain.

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2
Q

True or False: All seizures are the same.

A

False

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3
Q

What are the two main categories of seizures?

A

Generalized seizures and focal seizures.

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4
Q

Fill in the blank: Seizures that affect both sides of the brain are known as __________ seizures.

A

generalized

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5
Q

Name a type of generalized seizure.

A

Tonic-clonic seizure.

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6
Q

What is a focal seizure?

A

A seizure that begins in one specific area of the brain.

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7
Q

True or False: Absence seizures are a type of generalized seizure.

A

True

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8
Q

What characterizes a tonic-clonic seizure?

A

It involves loss of consciousness and violent muscle contractions.

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9
Q

Multiple Choice: Which of the following is NOT a type of focal seizure? A) Simple partial B) Complex partial C) Tonic-clonic

A

C) Tonic-clonic

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10
Q

Fill in the blank: A __________ seizure is characterized by a brief lapse of consciousness.

A

absence

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11
Q

What is the typical duration of a seizure?

A

Most seizures last from a few seconds to a few minutes.

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12
Q

True or False: Seizures can be triggered by flashing lights.

A

True

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13
Q

What is a myoclonic seizure?

A

A seizure that causes brief, shock-like jerks of a muscle or group of muscles.

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14
Q

Multiple Choice: Which type of seizure is characterized by muscle stiffness? A) Myoclonic B) Tonic C) Atonic

A

B) Tonic

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15
Q

What is an atonic seizure?

A

A seizure that causes a sudden loss of muscle tone.

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16
Q

Fill in the blank: Focal seizures can be divided into __________ and __________ types.

A

simple; complex

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17
Q

What is the primary difference between simple partial and complex partial seizures?

A

Simple partial seizures do not impair consciousness, while complex partial seizures do.

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18
Q

True or False: Seizures can occur without a known cause.

A

True

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19
Q

What is the postictal state?

A

The period of confusion or fatigue following a seizure.

20
Q

Multiple Choice: Which type of seizure usually lasts longer? A) Absence B) Tonic-clonic

A

B) Tonic-clonic

21
Q

Fill in the blank: Seizures that originate in one hemisphere of the brain are known as __________ seizures.

22
Q

What is the role of an EEG in seizure diagnosis?

A

An EEG measures electrical activity in the brain to help diagnose seizures.

23
Q

True or False: Seizures can only occur in individuals with epilepsy.

24
Q

What is the purpose of seizure medications?

A

To control and prevent seizures.

25
Multiple Choice: Which of the following is a common treatment for seizures? A) Surgery B) Chemotherapy C) Radiation
A) Surgery
26
Fill in the blank: Seizures are often classified based on __________ and clinical features.
electroencephalographic
27
What should you do after a seizure ends?
Stay with the patient until they are fully awake ## Footnote Reassure the person and speak comfortingly.
28
What is crucial to determine during a seizure?
Time the seizure ## Footnote This helps to identify if it becomes a medical emergency.
29
What should you do to protect a patient during a seizure?
Move objects away from the patient ## Footnote This helps prevent injury.
30
What should be loosened around the patient's neck during a seizure?
Anything that might obstruct breathing ## Footnote This includes tight clothing or accessories.
31
What should you NOT do during a seizure?
* Restrain the person * Put anything in their mouth ## Footnote These actions can cause harm.
32
What is a seizure?
Sudden, abnormal electrical activity in the brain ## Footnote It can cause changes in behavior, movements, feelings, or consciousness.
33
What are common causes of seizures?
* Head trauma * Stroke * Infection (e.g., meningitis) * High fever (especially in children) * Brain tumor * Drug or alcohol withdrawal * Electrolyte imbalances * Genetics * Unknown/idiopathic ## Footnote These factors contribute to seizure occurrence.
34
What are the types of seizures?
* Tonic-Clonic (Grand Mal) Seizures * Focal (Partial) Seizures ## Footnote Each type has distinct characteristics.
35
What characterizes Tonic-Clonic seizures?
* Muscle stiffening (Tonic phase) * Jerking movements (Clonic phase) * Loss of consciousness * Cyanosis * Excess salivation * Tongue/cheek biting * Incontinence ## Footnote If it lasts longer than 5 minutes, it is a medical emergency.
36
What are the characteristics of Simple Focal seizures?
* Patient is awake and aware * Unusual emotions (joy, anger, sadness) * Sensory experiences not real ## Footnote These experiences can include unusual smells or sounds.
37
What defines Complex Focal seizures?
* Altered awareness * Patient may appear awake but cannot interact * Repetitive movements ## Footnote Often described as dreamlike.
38
What is Status Epilepticus?
Seizure lasting longer than 5 minutes ## Footnote It can lead to permanent brain damage and other serious complications.
39
What diagnostic study detects abnormal brain activity?
EEG (Electroencephalogram) ## Footnote It is crucial for diagnosing seizure disorders.
40
What are the general principles of seizure medications (AEDs)?
* May be lifelong * Never stop abruptly * Many require therapeutic drug levels ## Footnote Some patients can wean off after 1-2 years seizure-free.
41
What is the black box warning for Phenytoin (Dilantin)?
Suicidal thoughts & behaviors ## Footnote This is a serious risk associated with this medication.
42
What serious side effects are associated with Carbamazepine (Tegretol)?
* Aplastic anemia * Agranulocytosis * Allergic reaction ## Footnote These risks necessitate careful monitoring.
43
List examples of medication categories for seizures.
* Barbiturates * Hydantoins * Iminostilbenes * Valproic Acid & Derivatives * Succinimides * Miscellaneous * Benzodiazepines ## Footnote Each category has different mechanisms and uses.
44
What should a nurse monitor when a patient is on AEDs?
* Therapeutic levels * Liver and kidney function * Mental health changes ## Footnote Monitoring is essential for patient safety.
45
Fill in the blank: Some AEDs can reduce the effectiveness of _______.
birth control ## Footnote Patients should be educated on this interaction.