Lower Motor Neurones Flashcards
(3 cards)
1
Q
Location within the spine of the cell bodies of lower motor neurones
A
Lamina IX in the ventral horn
2
Q
Action of alpha motor neurones
A
Innervate extrafusal muscle fibres, causing contraction
3
Q
Action of gamma motor neurones
A
Innervate infrafusal muscle fibres, contract muscle spindles
