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CSF Removal Quiz

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Questions and Answers

What precautions are required for CSF removal?

Measurement of respiratory rate and technique to prevent brain damage

Measurement of heart rate and technique to prevent lung damage

Measurement of intracranial pressure and technique to prevent infection or neural tissue damage (correct)

Measurement of blood pressure and technique to prevent muscle damage

How is the volume of CSF that can be removed determined?

Based on the patient's diet and exercise routine

Based on the patient's weight and height

Based on the volume available in the patient and the opening pressure of the CSF (correct)

Based on the patient's age and gender

Why is tube 1 used for chemical and serologic tests?

Because it has the highest protein content

Because the chemical composition of the CSF does not resemble an ultrafiltrate of plasma (correct)

Because it contains the purest form of CSF

Because it is the first tube to be filled

What are meninges?

Membranes lining the brain and spinal cord Signup and view all the answers

How are capillary walls throughout the body lined?

By meninges lined with endothelial cells Signup and view all the answers

Where is cerebrospinal fluid (CSF) produced?

Choroid plexuses of the four ventricles Signup and view all the answers

What is the volume of CSF produced in adults per hour?

20 mL Signup and view all the answers

Where is CSF reabsorbed into the blood?

Arachnoid granulations/villae Signup and view all the answers

What is the function of the blood-brain barrier?

Prevent filtration of large molecules Signup and view all the answers

Where is CSF collected for testing?

Between third to fifth lumbar vertebrae Signup and view all the answers