Spine (Delta) Flashcards
Spinal cord is part of the CNS extending from where and terminating where?
- Extends from medulla oblongata.
- Terminates at L1/2.
Spinal cord terminates at L1/2 to form?
Cauda equina.
Spinal cord is made up of which types of matter?
Grey and white matter.
Grey matter of spinal cord is divided into which three parts?
- Dorsal horns.
- Ventral horns.
- Lateral horn.
Dorsal horns of spinal cord receive what kind of information?
Somatosensory.
Ventral horns of spinal cord contain what?
Motor neurons to innervate muscles.
What are lateral horns of the spinal cord?
Triangular projection between dorsal and ventral horns.
Lateral horns of the spinal cord are present only where?
In the thoracic and upper lumbar segments.
Lateral horns of the spinal cord contain what?
Autonomic neurons i.e. sympathetics T1-L2.
What is the function of the Dorsal Column-Medial Leminiscus pathway?
Responsible for fine touch, pressure and vibration.
What is the function of the Spinothalamic tract?
Responsible for conveying pain, temperature.