Ascending Tracts Flashcards

1
Q

What is the 3 neuronal chain in ascending tracts

A

1 - dorsal root ganglion
2 - posterior gray column
3 - thalamus

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2
Q

What is the modality of the posterior /dorsal column

A

Muscle and joint sense
Vibratory sense
Two point discrimination

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3
Q

What are the receptors of the dorsal column tract

A

Muscle spindle and Golgi tendon organ

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4
Q

What is the neuronal chain of the dorsal column tract

A

1 - dorsal root ganglion , fasciculus gracilis/cunneatus
2 - medulla (nucleus gracilis.cunneatus
3 - thalamus

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5
Q

What is the modality of the lateral spinothalamic tract

A

Pain (norciception) and temperature

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6
Q

What are the receptors of the lateral spinothalamic tract

A

Nociceptors and free nerve endings

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