Healthcare profession, 7th edition Ch. 4 (Mobility
Exams) A+ Graded 100% Verified Latest Update
2025.
Terms in this set (172) QUESTIONS A+ VERIFIED ANSWERS
1. Central Nervous System (CNS) brain and spinal cord
2. peripheral nervous system cranial and spinal nerves, ganglia,
sensory neurons, and neuromuscular
junctions
3. Brain Control center. Receives, processes,
and evaluates input. Voluntary and
involuntary actions
4. What protects the brain? Rigid bone (skull), the meninges, and
cerebrospinal fluid
5. Foramina a passage or opening; a hole in a bone
through which blood vessels or nerves
pass
6. Where does the spinal cord emerge The foramen magnum, the largest
from? opening, located in the occipital bone at
, the base of the skull.
7. What is the 'meninges'? Three connective tissue membranes that
cover the brain and spinal cord.
8. Name the six layers of the meninges Dura Mater, Subdural Space,
Arachnoid Mater, Subarachnoid Space,
Arachnoid Villi, and Pia mater
9. Describe the Dura Mater -Collects Venous blood and CSF for
return to general circulation -
Outermost layer
- Strong
- White fibrous connective tissue
10. Describe the Subdural Space -Second layer
-Empty space "potential space"
-could fill with blood after injury
11. Describe the Arachnoid Mater -Third/middle layer
-loose, web-like covering
12. Describe the Subarachnoid Space -Forth layer
-space between the arachnoid and pia
mater.
- contains cerebrospinal fluid (CSF)
and cerebral arties/veins
13. Describe the Arachnoid Villi -fifth layer
-projections of arachnoid
, -CSF can be absorbed here into the
venous blood
14. Describe the Pia Mater -sixth/inner layer
-delicate / thin, adheres closely to
surface of the brain
15. What is Cerebral Spinal Fluid CSF is a clear, odorless liquid meant to
cushion the brain and spinal cord
16. Where is CSF produced? choroid plexus
17. CSF must be produced and reabsorbed maintain ideal intracranial pressure
at the same rate to...
18. What is the blood brain barrier? A protective mechanism, impermeable
capillaries limit the passage of harmful
materials to the brain
19. What is important to note about the -Poorly developed in newborns
blood brain barrier? -Makes treating cancers and infections
in the brain difficult
-Allows lipid soluble substances (like
alcohol) through
20. cerebral hemispheres The right and left halves of the
cerebrum.
21. Gyri elevated ridges of the brain
22. Sulci shallow grooves that separate gyri in
the brain