Chapter 5 Flashcards
Any decrease in a person’s alertness, difficulty with cognition, or behavior that departs from what is normal for that person constitutes _____________.
altered mental status
The brain represents only ____% of body weight.
2
The __________, which consists of the brain and spinal cord, accounts for 98% of all neural tissues of the body.
Central Nervous System
______ is a transparent, slightly yellowish fluid that acts as a shock absorber for the brain.
Cerebrospinal Fluid
The innermost meninx, which attaches directly to the brain’s surface, is a delicate membrane called the _________.
pia mater
The meshlike vascular network of this meninx resembles a cobweb, so it is known as the __________ membrane.
arachnoid
The outermost meninx, which lines the cranial vault, contains arteries that supply the bones of the skull, and it is called the ___________.
dura mater
The _________ space is between the dura mater and the skull.
epidural
The _________ space is between the dura and the subarachnoid membranes.
subdural
The brain can be divided into four main regions:
cerebrum
cerebellum
brainstem
diencephalon
The __________ comprises the cortex and the sub cortex.
cerebrum
The left hemisphere, called the ______ brain is also responsible for reading, writing, math, and sequential and analytical tasks.
logical
the right hemisphere, known as the ______ brain, interprets sensory information and processes, and spatial awareness.
creative
The __________ coordinates movements, balance and posture.
cerebellum
The ______ contains the thalamus and the hypothalamus
diencephalon
The tiny _______ is responsible for maintaining homeostasis in the body.
hypothalamus