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Terms in this set (129)
Which of the following describes the It protects the brain from injury.
functions of cerebral spinal fluid? It maintains homeostasis by regulating metabolites
Select all that apply. around the brain.
It exchanges gases with the blood to maintain
oxygenation of the brain.
It collects waste products secreted by brain cells.
Which of the following is accurate It is a closed system in which there is no escape for
about the cerebral spinal fluid cerebral spinal fluid under high pressure.
circulatory system?
Place the following layers of the skull Skin
and brain in the correct order (from Skull
outside to inside). Dura mater
Arachnoid mater
Subarachnoid space
Pia mater
Brain
Which of the following can increase Excessive amounts of spinal fluid
intracranial pressure? Select all that Brain tumor
apply. Subdural hematoma
Meningitis
,When intracranial pressure becomes Rises
life-threatening, blood Slows
pressure__________ , the heart rate Decrease
__________, respirations ___________, and Widens
pulse pressure ____________. If the Decreased
pressure is not _____________, death will
occur.
Select the correct symptom of high chart
brain pressure to match its cause or
the explanation of why it occurs.
If increased intracranial pressure is Computed tomography (CT) scan of the head
suspected, which tests would you
expect to be ordered to identify these
elevated pressures?
How is the brain able to relieve high The brain is limited and unable to reduce higher
amounts of pressure that may occur pressures without outside intervention.
with an injury to the head?
Read the case study below and then chart
select the following signs and
symptoms consistent with increased
intracranial pressure.
, Kaylee, (preferred pronouns: she, her), Bleeding into the subarachnoid space
a teenager, was riding her bike when Bleeding into the subdural space
she fell and hit her head. She was not
wearing a helmet. She had abrasions
on both knees. Two hours later, she
was experiencing nausea with
vomiting, a severe headache, and was
mildly confused. Her pupils are dilated
and slowly react to light. The
healthcare provider mentioned that
Kaylee had papilledema. Her vital
signs included a blood pressure of
180/40, pulse of 45, and respirations of
10. The temperature is 98.6 °F. She has
asthma and eczema. She was taken to
the hospital for further evaluation.
Which of the following could be the
cause of increased intracranial
pressure? Select all that apply.
After the bicycle accident, bleeding in Increase
the brain started to __________ the Increases
surrounding pressure. At the same Spinal fluid
time, cerebral edema from the injury Increased
_________ the amount of _________ in the Reduced
brain, causing ___________ pressure. The
brain pressure must be ______________ for
Kaylee to recover.
Which of the following could reduce Keeping the head of the bed elevated
the risk of death for Kaylee? Select Wearing a helmet
that all apply. Surgery to remove excessive blood in the brain