an elongated contractile cell in striated muscle tissue
striated muscle fiber
Noun
an elongated contractile cell in striated muscle tissue
sarcostyle
Noun
one of many contractile filaments that make up a striated muscle fiber
sarcomere
Noun
one of the segments into which a myofibril is divided
smooth muscle
Noun
muscle tissue that does not appear striated under the microscope
smooth muscle
Noun
a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)
subthalamus
Noun
the ventral part of the thalamus
striatum
Noun
a striped mass of white and grey matter located in front of the thalamus in each cerebral hemisphere
striate body
Noun
a striped mass of white and grey matter located in front of the thalamus in each cerebral hemisphere
spinal accessory
Noun
arises from two sets of roots (cranial and spinal) that unite to form the nerve
systema urogenitale
Noun
the system that includes all organs involved in reproduction and in the formation and voidance of urine
substantia nigra
Noun
a layer of deeply pigmented grey matter in the midbrain
systema respiratorium
Noun
the system for taking in oxygen and giving off carbon dioxide
superior colliculus
Noun
an essential visual center between the retina and the striate cortex
sensory system
Noun
the body's system of sense organs
sensory system
Noun
a particular sense
systema nervosum centrale
Noun
the portion of the vertebrate nervous system consisting of the brain and spinal cord
sensorium
Noun
the areas of the brain that process and register incoming sensory information and make possible the conscious awareness of the world
sensorimotor area
Noun
an area of the cortex including the precentral gyrus and the postcentral gyrus and combining sensory and motor functions
sensorimotor region
Noun
an area of the cortex including the precentral gyrus and the postcentral gyrus and combining sensory and motor functions
sex organ
Noun
any organ involved in sexual reproduction
spinal cord
Noun
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)