a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain
subarachnoid space
Noun
a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid
spinal fluid
Noun
clear liquid produced in the ventricles of the brain
systema nervosum periphericum
Noun
the section of the nervous system lying outside the brain and spinal cord
substantia grisea
Noun
greyish nervous tissue containing cell bodies as well as fibers
substantia alba
Noun
whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths
sympathetic nervous system
Noun
originates in the thoracic regions of the spinal cord
splanchnic nerve
Noun
any of several nerves of the sympathetic part of the autonomic nervous system that innervate viscera and blood vessels
striate cortex
Noun
the part of the occipital cortex that receives the fibers of the optic radiation from the lateral geniculate body and is the primary receptive area for vision
striate area
Noun
the part of the occipital cortex that receives the fibers of the optic radiation from the lateral geniculate body and is the primary receptive area for vision
sixth cranial nerve
Noun
a small motor nerve supplying the lateral rectus muscle of the eye
seventh cranial nerve
Noun
cranial nerve that supplies facial muscles
sacral plexus
Noun
a nerve plexus formed by the 4th and 5th lumbar and 1st, 2nd, 3rd sacral nerves
solar plexus
Noun
a large plexus of sympathetic nerves in the abdomen behind the stomach
subthalamic nucleus
Noun
an oval mass of grey matter located in the caudal part of the subthalamus
serratus
Noun
any of several muscles of the trunk
serratus muscles
Noun
any of several muscles of the trunk
serratus anterior
Noun
muscles that rotate the scapula and elevate the rib cage
serratus magnus
Noun
muscles that rotate the scapula and elevate the rib cage
scalp
Noun
the skin that covers the top of the head
scalp
Verb
remove the scalp of
scalp
Verb
sell illegally, as on the black market
serratus posterior
Noun
skeletal muscle that draws the rib cage backward and downward
superior vocal cord
Noun
either of the upper two vocal cords that are not involved in vocalization
serratus posterior inferior
Noun
a thin quadrilateral muscle at the junction of the thoracic and lumbar regions
skull
Noun
the bony skeleton of the head of vertebrates
serratus posterior superior
Noun
a thin quadrilateral muscle of the upper and dorsal part of the thorax
sinciput
Noun
the front part of the head or skull (including the forehead)
styloid process
Noun
extends from the base of the temporal bone
salivary gland
Noun
any of three pairs of glands in the mouth and digestive system that secrete saliva for digestion
sutura
Noun
an immovable joint (especially between the bones of the skull)
sublingual gland
Noun
a small salivary gland that produces mucin (the viscous component of saliva)
synovial joint
Noun
a joint so articulated as to move freely
sublingual salivary gland
Noun
a small salivary gland that produces mucin (the viscous component of saliva)
submaxillary gland
Noun
a salivary gland inside the lower jaw on either side that produces most of the nocturnal saliva
sex gland
Noun
a gland in which gametes are produced
submaxillary salivary gland
Noun
a salivary gland inside the lower jaw on either side that produces most of the nocturnal saliva
submandibular gland
Noun
a salivary gland inside the lower jaw on either side that produces most of the nocturnal saliva
sphenoid fontanelle
Noun
the irregularly shaped area on either side of the cranium where the frontal bone and the anterior tip of the parietal bone and the temporal bone and the greater wing of the sphenoid bone meet
submandibular salivary gland
Noun
a salivary gland inside the lower jaw on either side that produces most of the nocturnal saliva
sphenoid fontanel
Noun
the irregularly shaped area on either side of the cranium where the frontal bone and the anterior tip of the parietal bone and the temporal bone and the greater wing of the sphenoid bone meet
sphenoidal fontanelle
Noun
the irregularly shaped area on either side of the cranium where the frontal bone and the anterior tip of the parietal bone and the temporal bone and the greater wing of the sphenoid bone meet
sphenoidal fontanel
Noun
the irregularly shaped area on either side of the cranium where the frontal bone and the anterior tip of the parietal bone and the temporal bone and the greater wing of the sphenoid bone meet
sutura coronalis
Noun
the suture between the parietal and frontal bones of the skull
sutura frontalis
Noun
the suture between two halves of the frontal bone (usually obliterated by the age of 6)
sutura intermaxillaris
Noun
the suture between the two maxillae of the upper jawbone