Nervous system 5 Flashcards
1
Q
How is the spinal chord protected?
A
Inside vertebral column
3 meninges layers
Cerebrospinal fluid
2
Q
What are the 3 meninges layers?
A
Dura matter (outer) Arachnoid (middle) Pia matar (inner)
3
Q
What is the name of an area of skin that supplies sensory input to the CNS?
A
Dermatone
4
Q
What is a ‘tract’ and where do they go?
A
Tract is a nerve bundle
Sensory tract goes up to brain
Motor tract goes down from brain
5
Q
What is the neuro transmitter that induces skeletal muscle contraction?
A
Acetylcholine ACh
Conscious muscle movement
6
Q
What are the two parts of the autonomic nervous system and their functions?
A
Sympathetic- fight and flight
Parasympathetic - rest and digest
7
Q
What is the difference between paraplegia and paralysis?
A
Paraplegia is damage between T1 and L1
Paralysis is loss of motor function
8
Q
Name the 5 vertebral regions
A
Cervical 1-7 Thoracic 1 - 12 Lumbar 1 - 5 Sacrum Coccyx
