Chapter 9/10 Flashcards
(20 cards)
In a reflex arch, the muscle or gland that responds with an action
Effector
A group of lumbar, sacral, and coccygeal nerves that branch off the lower end of the spinal cord
Cauda Equina
Opening that runs lengthwise through the spinal cord; CSF circulates through it
Central canal
Lymphatic fluid-filled space between the arachnoid and dura matter
Subdural space
Matter within the spinal cord shaped like the letter “H”
Gray matter
Fat-filled space between the vertebrae and dura matter
Epidural space
Reflex arc structure that passes the impulse from the receptor to the CNS
Sensory neuron
Part of a spinal nervosa containing sensory nerve fibers that carry impulses toward the spinal cord.
Posterior root
Tough outermost layer of the meninges
Dura mater
Filament that anchors the inferior portion of the spinal cord
Film terminale
Regions in the CNS that connects the sensory and motor portions of the flex arc
Integrating center
Cone-shaped tip of the spinal cord
Conus medullaris
Tracts of white matter that run up and down the spinal cord
Columns
Cobweb-like middle layer of the meninges
Arachnoid
Area in the occipital lobe, permits vision
Primary visuola
Area in the temporal lobe, permits hearing
Primary auditory
Cerebral are that controls smell
Primary olfactory
Area in the. Frontal lobe, translates thoughts into speech
Motor speech (brica’s)
Cerebral area that integrates general and special sensations to form a common though
Common integrative
Bones of the spine that enclose and protect the spinal cord
Vertebrae
