Spinal Cord Pathways Flashcards
(10 cards)
If a neuron begins and ends in the left Lamina VII, it is a ….
interneuron
The spinal cord ends around the level of the __________ vertebrae.
L1
Which of the following statements are true regarding the dorsal horn?
It contains the axons and axon terminals (the ends) of the afferent sensory neurons, as well as the somas of 2nd order neurons
The cone shaped structure at the inferior end of the spinal cord is called the __________.
conus medullaris
An injury at which of the following levels could lead to quadriplegia?
C4
The spinothalamic tract is named after a neuron that starts in the spinal cord and ends in the thalamus. This neuron is an example of _________.
a 2nd order neuron
Interhemicord connections are made through the ______ of the spinal cord.
gray commisure
Fine touch and conscious proprioception is conveyed through which of the following pathways?
Dorsal column/Medial lemniscal system
Which of the following would be false regarding the activation of fine touch receptors in the legs?
the 1st order neuron would ascend through the cuneate fasciculus
Which of the following is a motor pathway?
Reticulospinal tract
