Ventral root
... Ventral root . The formation of the spinal
nerve from the dorsal and ventral roots ... ... ... ventral root The part of a spinal
nerve that leaves ... Psychology research, ... or motor root consists of the motor or efferent
nerve fibers whose ... Dorsal root . The formation ...
Ulna
... with the radius. In human anatomy, the ulnar
nerve is a
nerve which runs near the ulna bone. The ulnar
nerve is the largest ...
Spinal nerve
... The term spinal
nerve generally refers to the mixed spinal
nerve , which is formed from the dorsal and ventral ... that come out of the spinal cord. The spinal
nerve is the bit that passes out of the vertebrae ...
Sciatic nerve
... The sciatic
nerve is a large
nerve that starts in the lower back and runs through ... lower limb. It is the longest and widest single
nerve in the body. User-created article on ....
Reflex arc
... arc list the direction and the stages of the
nerve ... reflex ( ) adj. Bent, turned, or thrown ... arc list the direction and the stages of the
nerve ... The Reflex Arc . How a Stimulus Elicits ... arc refers to the neural pathway that a
nerve impulse follows. ... It is the simplest reflex ...
Radial canal
... the radial canal is a the V-shaped radial
nerve that controls the movement ... An ambulacrum ... that contains the radial canal and radial
nerve ... An orifice used as a measuring device is a ... ... consisting of a radial canal , a giant
nerve axon ... ( G) Lip flaring evoked by a shock ...
Pacinian corpuscles
... the four major types of mechanoreceptor. They are
nerve endings in the skin, responsible for sensitivity ... Pacinian corpuscle - a specialized bulblike
nerve ending located in the ... Definition of ... corpuscles , located deeper in dermis, are simple
nerve endings but are ... Pacinian corpuscles ...
Optic nerve
... The optic
nerve , also called cranial
nerve II, transmits visual information from the retina to the brain. Optic
nerve hypoplasia is a medical condition that results ...
Olfactory nerve
... The olfactory
nerve , or cranial
nerve I, is the first of twelve cranial nerves. The ... olfactory receptor neurons of the olfactory
nerve are located in the olfactory mucosa of the ...
Neurotransmitter
... such as acetylcholine or dopamine, that transmits
nerve impulses across a ... The neurotransmitter ... in 1742, that electrical stimulation of the
nerve to the muscle of a frog's leg caused the ... Neurotransmitter , chemical made by neurons, or
nerve cells. ... Neurotransmitter - Wikipedia, the ...
Nerves
... A
nerve is an enclosed, cable-like bundle of peripheral axons . A
nerve provides a common pathway for the electrochemical
nerve impulses that are transmitted along each of the ...
Nerve impulse
... (Redirected from
nerve impulse ) Jump to: navigation, search. Figure 1. A. ... An action potential (or
nerve impulse ) is a transient alteration of the ... Aspects of the topic
nerve - impulse are discussed in the following places ...
Nerve chord
...
nerve , chord ,biological,biology dictionary,biology ... abbreviations ... rather than a ventral,
nerve chord ... Full article > ... ... ... Audio Archive > Filament Recordings >
nerve Chord . Listen to audio. Stream (help) VBR M3U ...
Nerve roots
... A
nerve root is the initial segment of a
nerve leaving the central nervous system. ... A cranial
nerve root , the beginning of one of the eleven ...
Myelin sheath
... envelope of myelin that surrounds the core of a
nerve fiber or axon and facilitates the transmission of
nerve impulses myelin also myeline ( ) n. A white ... navigation. Medical Encyclopedia. Myelin and
nerve structure. Myelin is the layer that forms ...
Myelin
... and lipoproteins, that encloses certain axons and
nerve fibers myelin sheath n. The insulating envelope of myelin that surrounds the core of a
nerve fiber or axon and facilitates the transmission of
nerve impulses The Myelin Repair Foundation is an ...
Humerus
... bone) ... This is the so called "funny bone" - a
nerve and not the humerus . Funny, huh? ... The ... humerus . ... Surgical Treatment of the Radial
nerve Lesions Associated w/ Frx of the Humerus . ... ... care setting and make ... Rarely, vascular or
nerve injuries are associated with humerus fractures. ...
Haversian canal
... Haversian canals surround blood vessels and
nerve cells throughout the bone ... The osteon, or ... generally contains one or two capillaries and
nerve fibres. ... The Haversian canal is from 20 ... center contains the blood vessel, with associated
nerve and CT. ... A Volkmann's canal is shown at (b), ...
Brachial
... ... The brachial plexus is an arrangement of
nerve fibers, running from the spine, formed by the ... rami of the lower cervical and upper thoracic
nerve root, specifically from below the fifth cervical ... BACKGROUND The brachial plexus is a network of
nerve fusions ... Burners (stingers): Acute brachial ...
Axon
... An axon or
nerve fiber is a long, slender projection of a
nerve cell, or neuron, that conducts electrical ... also axone ( ) n. The usually long process of a
nerve fiber that generally conducts impulses away from ...
Spinal cord
... or other causes. ... spinal cord n. The thick, whitish cord of
nerve tissue that extends from the medulla oblongata down through the ... cord is the main pathway for information connecting the brain and ... The
nerve fibers enter the spinal cord through the dorsal root. ... Learn ...
Scapula
... on the front part of the ... Dr. Rahul Nath is director of the Texas
nerve Institute in the Texas Medical Center specializing in winging scapula , serratus anterior and long thoracic
nerve Scapula - Definition of Scapula at Dictionary.com a free online ...
Notochord
... highest phylum in the animal kingdom, characterized by a notochord ,
nerve cord, and gill slits; includes the Among vertebrates, while the ... Skeletal structure in ALL chordate embryos ... No trace of notochord ,
nerve cord or tail (but there are pharyngeal slits) ... ...
Nervous system
... are branches of the ... Nervous . Nervous System . Facial Nerves.
nerve Cells. Nasal Passages. Tongue ... The nervous system integrates ... Central Nervous System which has has the responsibility for issuing
nerve ... The peripheral nervous system is made up of all of the ...
Masseter
... of maxilla ... Elevates mandible (enables forced closure of mouth)
nerve ... What is masseter ? Meaning of masseter medical term. What does masseter mean? ... The masseter is innervated by the masseteric
nerve from the mandibular division ... Al-Muharraqi MA, Fedorowicz Z, Al ...
Effector cell
... gland, or organ capable of responding to a stimulus, especially a
nerve impulse ... Effector cell , a type of lymphocyte in immunology ... ... dictionary,biology terminology,biology terms,biology abbreviations ...
nerve cells connected to a muscle or gland. Sometimes ... Effector CD4. ...
Dehiscent
... free online English dictionary and ... This aberrant dehiscent facial
nerve was discovered during a routine tympanoplasty. ... dehiscent (of e.g. ... term. What does dehiscent mean? ... This aberrant dehiscent facial
nerve was discovered during a routine ... dehiscent . ... Dehiscent (a. ......
Chordate
... having, at some time in their life cycle, a notochord, a hollow dorsal
nerve ... Chordates . Fossil range: Latest Ediacaran - Recent. ... their name from one of their synapomorphies, or derived ... The chordate
nerve cord is hollow, with pairs of nerves branching from it at ... Image: ...
Chordates
... having, at some time in their life cycle, a notochord, a hollow dorsal
nerve ... Chordates are well represented in marine, freshwater and ... to the phylum Chordata, having at some stage of development a dorsal
nerve cord, a notochord, and gill The Chordata is the animal phylum with ...
Chemoreceptors
... carotid arteries and aortic arch, ... chemoreceptor n. A sensory
nerve cell or sense organ, as of smell or taste, that responds to chemical ... Guide: What Are Chemoreceptors ? ... Chemoreceptors are specialized
nerve cells which are designed to respond to chemical stimuli. ... ...
Cell body
... and dendrites, forming a functional unit ... Cell body : part of the
nerve cell between the axon and the dendrite. ... In this study we ... Warfare, Biology, Biome, Biophysics, Biosphere, Biotechnology, Birds, ...
nerve cells consist of a cell body and long attachments, called axons, ...
Autonomic nervous system
... is divided into three elements which act together, ... autonomic
nerve cells are situated in the central nervous system . ... ... of the ... nervous system are motor channels, and their ... Autonomic
nerve fibers exit from the central nervous system as part of other ... ...
Vestibular system
... System . Genetic Analysis ... The eyes, the muscles and joints, and the vestibular organs of the inner ear send information in the form of
nerve ... Input from the vestibular system ... VESTIBULAR SYSTEM . The vestibular apparatus is the nonauditory portion of the inner ear. ... ...
Vessel cell
... the material ... ... into specific cell types such as neurons and blood vessel cells, but they were ... than a year, creating large numbers of
nerve and blood vessel cell precursors. ... It is believed that stem cells have the potential to be any cell in the body. ... cells become ...
Triceps muscle
... or tendon. ... The triceps and anconues muscles main function is to extend the forearm. ... The triceps muscle is suppled by the radial
nerve (C6, C7 and C8) which is a ... The triceps muscles are used primarily for elbow extension. ... triceps with tips from a fitness director ...
Transmembrane receptor
... or Transmembrane receptors are specialized integral membrane proteins ... receptor n. Physiology. A specialized cell or group of
nerve endings ... Transmembrane receptor :E=extracellular space; I=intracellular space; P=plasma membrane ... The European ... IPR004766 ...
Synapse
... System™ introduces groundbreaking ... ©2008 Synapse Biomedical Inc. • Contact Us • Login ... synapse ( ) n. The junction across which a
nerve impulse passes from an axon terminal to a neuron, muscle cell, or gland cell SYNAPSE is a one-day regional undergraduate neuroscience ...
Strain
... Definition of strain from Webster's New World College Dictionary. Meaning of strain . ... to exert, use, or tax to the utmost to strain every
nerve ... Strain includes the dilation and distortion components of deformation. ... Approximately homogeneous strain ... Highly heterogeneous ...
Skeletal muscle
... You already know quite a bit about skeletal muscle from a lifetime of experience. ... In fact, skeletal muscle is totally dependent on its
nerve supply for ... ... 3 different types of muscle : skeletal , cardiac and smooth. ... Nestin-GFP reporter expression defines the quiescent state ...
Sensory neurons
... sensory neurons are activated by physical modalities such as light, sound, temperature, ... A neuron OOR-on, also known as a neurone or
nerve cell) is an excitable cell in the nervous system that processes and transmits information by electrochemical signalling. Neurons are the core ...