CSF 2
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1
What is the purpose of the dura mater?
to maintain position of the brain, keeps everything attached&anchored to the skull
2
How does the glucose in CSF relate to plasma glucose?
CSF glucose is 60-70% of plasma glucose
3
What is the circulation of CSF?
Able to bring nutrients to cells of nervouse system and waste products go back to blood (to get filtered in the kidneys)
4
What is the purpose of ependymal cells?
Filters the blood from the brain and generate spinal fluid and put into ventricles
5
What does chemistry test from CSF?
glucose, lactate, protein analysis
6
Why shouldn’t the first tube go to microbiology/cell counts?
because it can contain contaminants and blood
7
What is the difference between fungal and viral infection?
both: WBC&lymphocytes increase, but
Fungal : % of monocytes increase are much more than viral infection
Fungal : % of monocytes increase are much more than viral infection
8
Where are plasma cells supposed to be seen?
in bone marrow
9
What is ideopathic eosinophilic meningitis?
usually see parasitic, fungal, or allergic reactions that is due to allergy to parasite
10
What is a defining characteristic of eosinophils under the microscope?
orange color cytoplasm
11
What is a defining characteristic of plasma cells under the microscope?
large nucleus pushed to the side, blue-ish basophilic cytoplasm
12
What disease do you see plasma cells?
multiple sclerosis
13
How can glucose in CSF indicate tumor cells?
tumor cells burn glucose at a higher rate.
Recall: glucose in CSF should be 60-70% of plasma
ex. 100 mg/dL in blood but only 35 mg/dL in CSF
Recall: glucose in CSF should be 60-70% of plasma
ex. 100 mg/dL in blood but only 35 mg/dL in CSF
14
What makes lactate?
the breakdown of glucose
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