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CNS
PNS
What is the somatic nervous system?
What is the visceral system? What are the tw categories?
Views of the brain: DORSAL
Views of the brain: VENTRAL
Views of the brain: LATERAL
Views of the brain: MEDIAL (midline)
Anterior
Posterior
Dorsal
Ventral
Midline
Medial
Lateral
Ipsilateral
Contralateral
Planes through the Brain:
1. Midsagittal
Planes through the Brain:
2. Horizontal:
Planes through the Brain:
3. Coronal
List the major parts of the CNS (4)
Cerebrum –______________ cortex
- two ________________ _______________divided by the ________ _____________ (midline)
- concerned with ________________ sensation and movement
Cerebellum
- ______ hemispheres
- concerned with ___________________ motor control
Brain stem
- most ______________ part of the brain
- concerned with ____ _____________ (respiration, body temp)
Spinal cord - responsible for ___
Major brain divisions:
1. Forebrain
-
-
2. Midbrain:
-
-
3. Hindbrain
-
-
The spinal cord has __ segments
Each segment has a pair of _____ ______
Each spinal nerve consists of a:
1. ___________ root (sensory)
2. _________ root (motor)
The spinal cord has five regions, with different numbers of spinal segments:
1.
2.
3.
4.
5.
What is a dermatome?
How many pairs of cranial nerves are there? What is their responsibility?
Meninges - "covering" (greek)
What are the 3 meninges that cover the brain?
The ventricular system is a set of ____interconnected cavities (ventricles) in the brain, where the __________________ is produced.
Most _____________ is found within the ventricular system, in the brain.
Spaces within the brain that contain CSF are called _________.
The ventricular system is a series of ventricles and canals that move CSF within the brain and transport in out to the _____________space.
Your ventricular system contains about ____ml of CSF.
You produce about _____ml/day
