Which statement related to the pathophysiology of seizures is CORRECT?
A. A seizure occurs when the heart beats irregularly, causing a decreased amount of oxygen rich blood to reach the brain.
B. A seizure occurs when there is a massive and uncoordinated electrical discharge in the brain.
C. A seizure condition describes a muscle problem that causes the arms and legs to jerk.
D. All seizures are caused by epilepsy, which describes a problem somewhere in the body.
Answer: B. A seizure occurs when there is a massive and uncoordinated electrical discharge in the brain.
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Which type of test can be used to diagnose Alzheimer's and Parkinson's diseases?
A. Cerebral angiography B. MRI C. Electroencephalography D. PET scan E. Lumbar puncture
Hypertensive heart and chronic kidney disease stage 3 with heart failure __________
Fill in the blank(s) with the appropriate word(s).
The hypothalamus controls the endocrine system via the:
a. Anterior lobe of the pituitary gland b. Posterior lobe of the pituitary gland c. Thalamus and its connections d. Pineal gland
A 62-year-old female with severe kyphosis has fallen and hit the back of her head, which is oozing blood from a small laceration. Family members state that she suddenly complained of a "very bad headache" before collapsing to the kitchen floor. She has snoring respirations and cyanosis in the extremities. Of the following interventions, which one should you do first?
A) Apply a cervical collar. B) Use a jaw-thrust maneuver. C) Start positive pressure ventilation. D) Cover the laceration.