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fibers in Biological Dictionary

Ventral root

... division, The ventral root consists of motor fibers which ... The ventral or motor root consists of the motor or efferent nerve fibers whose ... Dorsal root . The formation of the ... ... dorsal and ventral root nerve fibers without ... After the ventral root ...

Tracheids

... 3 - 5 mm in length and 30 - 50 ... Hardwood fibers are somewhat similar to softwood tracheids , but ... hardwoods: angiosperms (contain vessels and fibers as well as tracheids ) ... Tracheids - a ... vessels. ... Xylem vessels, tracheids and fibers are non-living at maturity. Tracheids are ...

Spindle Fibers

...ision,... Encyclopedia article about Spindle fibers . Information about Spindle fibers in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. spindle fibers spindle poles nbsp nbsp nbsp nbsp nbsp ...

Purkinje fibers

... Purkinje fibers are a unique end organ cardiac extension of ... SA node · AV node• bundle of His · Purkinje fibers ... For the cells of the electrical conduction system of the heart, see Purkinje fibers ... Parallel ...

Voluntary muscle

... (those we can move at will, such as the arm ... Voluntary muscle fibers are long and thin, and most of them move bones when they ... Voluntary Muscle . This type of muscle is composed of long fibers surrounded by a membranous sheath, ... Map of Muscle Shoals. Books about ...

Striated muscle

... Striated muscle is a form of fibers that are combined into parallel fibers. More specifically, it can refer ... striated muscle , found within the tunica ... Smooth muscle fibers are spindle-shaped, and, like striated muscle , can tense ... ......

Spinal nerve

... Spinal Cord and Peripheral Nerves ... The spinal nerves contain the fibers of the sensory and motor neurons. ... There are 31 pair of spinal nerves . ... All spinal nerves consist of mixed fibers both sensory & motor. ... The spinal nerves have overlapping ...

Skeletal muscle

... be quite obvious. ... 2 How skeletal muscle works. 3 Red and white fibers ... Skeletal muscle cells are stimulated by acetylcholine, which is ... to move the skeletal elements of the body. ... The individual fibers of a skeletal muscle are arranged with their long axes in ... each ...

Revertant

... for revertant ... Search completed in 0.111 seconds. ... Revertant fibers could be identified in samples with mild background only when ... The revertant nature of these fibers is difficult to establish because of ... Revertant dystrophins retain ...

Olfactory nerve

... sensory nerve fiber. ... The transection of the olfactory nerve fibers was confirmed with a ... The olfactory nerve transection also ... of olfactory nerve medical term. What does olfactory nerve ... fibers of the olfactory nerve are nonmedullated and unite ... Gray, Henry. ...

Cytoskeleton

... of mouse embryo fibroblasts, stained with phalloidin ... The long fibers of the cytoskeleton are polymers of subunits. ... The Biology Project ... and dynamic cell component. ... Cytoskeleton is a set of long, thin fibers that contained in the eukaryotic ... The Cytoskeleton . Index to this ...

Autonomic nervous system

... cells are situated in the central nervous system . ... ... of the fibers of the autonomic nervous system are motor channels, and their ... Autonomic nerve fibers exit from the central nervous system as part of other ... This ...

Xylem

... ... Information about xylem in the free online English dictionary and encyclopedia. ... Xylem consists of several different types of cells: fibers for support, ... Encyclopedia article about xylem . Information about xylem in the Columbia ... wood wood, botanically, the xylem tissue ...

Tissue

... and recycled paper pulp. Online Medical Dictionary and glossary with medical definitions ... Connective tissue consists of cells that make up fibers in the framework ... Biological tissue is an aggregation of interconnected, morphologically, and ... Epithelium is a tissue that covers organs ...

Tendons

... pain that is caused by inflammation of tendons . Treating ... What are rotator cuff disorders? The rotator cuff is a group of strong, ropelike fibers ( tendons ) and muscles in the shoulder. Rotator cuff disorders occur when ... Tendons are tough bands of connective tissue made up mostly of ...

Strain

... (injury) This article is about the injury. For other uses, see strain . ... A strain is an injury to a muscle or tendon in which the muscle fibers tear as a ... Do you know the difference between a sprain and a strain ? ... muscle strains and sprains. injury prevention. injury first aid ....

Spinal cord

... Cord Injury Definition Spinal cord injury The spinal cord is the main pathway for information connecting the brain and ... The nerve fibers enter the spinal cord through the dorsal root. ... Learn about spinal cord injury and back trauma including treatment options and ...

Sarcoplasm

... sarcoplasm of skeletal muscle, sarcoplasmic reticulum and mitochondria] ... © 2002 Oxford University Press ... BACKGROUND: Sonic muscle fibers intrinsic to the swim bladder of the oyster toadfish Opsanus tau proliferate ... surround a central core of sarcoplasm . ... The sarcoplasm of ...

Proteins

... that range ... Proteins are formed by joining the -CO2H end of one amino acid ... forms the backbone of both proteins and synthetic fibers such as Nylon. ... of Proteins ... ... come to proteins , which are also polymeric. The subunits which make-up Proteins are Amino ... ...

Proprioception

... is defined as "sensing the motion and position of the body" ... SENSORY ORGANS FOR PROPRIOCEPTION . Muscles and Tendons. Muscle spindle fibers ... This resource paper explains what proprioception is and how it works. ... Proprioception metaphorically is called the "sixth sense," ...

Pons

... this means it is above the medulla, below ... pons n. , pl. pontes . A slender tissue joining two parts of an organ. A band of nerve fibers on the ventral surface of the brain stem that links Jean Louis Pons French astronomer (1761–1831) Born at Peyres in France, Pons started ...

Olfactory bulb

... bulb . ... As described below, olfactory bulb changes may also underlie learning involved ... In the olfactory bulb , cholinergic fibers terminate in all layers, although they ... Information and resources pertaining to the olfactory bulb ... The olfactory bulb is located in ...

Myofibrils

... fiber is such that a perfectly aligned ... The region of a myofibril between two successive Z discs ... Myofibrils & Myofilaments. Muscle fibers are filled with threads called myofibrils ... Electron micrographs reveal torn sarcolemmas, damaged myofibrils . ... B.E.N. champions the ...

Myelin

...chwann... myelin also myeline ( ) n. A white fatty material, composed chiefly of lipids 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 ...

Muscle contraction

... ... Smooth muscle cells can remain in a state of contraction for long periods. ... The contraction and relaxation of skeletal muscle fibers is considered including ... contraction , the tension remains constant while. the muscle shortens. ... Muscle Cell Contraction ... During ...

Muscle

... contractile filaments that move past each other and change the size of the cell. They ... Main article: Muscle ... Skeletal muscle fibers are also multinucleated, with the cell's nuclei located ... section of skeletal muscle is called a sarcomere ... Muscle , tissue or ...

Mispairing

... 0028-0836) ... The point mutation in the tRNA(Lys) gene of mitochondrial DNA (mtDNA) from patients with myoclonic epilepsy and ragged red fibers (MERRF) was quantitatively analyzed ... In the present work, mispairing frequency of fU with G and cellular repair ... Mispairing frequency of ...

Microtubules

... that exhibit a cytoplasmic ... Microtubules act as a scaffold to determine cell shape, and provide a ... Microtubules also form the spindle fibers for separating chromosomes during mitosis. ... Biology4Kids.com! The web site that teaches the basics of biology and life science to ...

Microfilament

... fibroblasts , stained with Fluorescein isothiocyanate - phalloidin Microfilaments (or actin filaments microfilament n. Any of the minute fibers located throughout the cytoplasm of cells, composed of actin and functioning primarily in maintaining the The microfilament is a ...

Medulla oblongata

... ... The medulla oblongata is the lower portion of the brainstem. It deals with ... The two Pyramid of medulla oblongata contain the motor fibers that pass from the ... The medulla oblongata controls autonomic functions, and relays nerve signals ... pyramid of medulla oblongata . ...

Lamellae

... features vertical compressed lamellae which produces ... SUNY Downstate Medical Center is one of the nation's leading urban ... The collagen fibers of adjacent lamellae are laid down obliquely or perpendicularly. ... What is lamellae ? Meaning of lamellae medical term. What does lamellae ...

Kinetochore

... The kinetochore is the protein structure on chromosomes where the spindle fibers attach during division to pull the chromosomes apart. Prometaphase is the phase of mitosis following prophase and preceding metaphase, in ...

Collagen

... replenish lost collagen ? Collagen is required for proper skin functioning and any aging or ... with soft keratin, the collagen and elastin fibers are ... and destroys collagen ? ... Collagen is a natural substance found in humans (and all mammals), lending ... ARE THERE ANY OTHER PRODUCTS ...

Cilium

... be located on organelles rather than cells? ... A good example of this is a cilium . ... A cilium consists of a membrane-coated bundle of fibers called an axoneme. ... irreducibly complex cilium can not have ... Definition of cilium from the Merriam-Webster Online Dictionary with audio ...

Chromatin

... by molecular geneticists to describe ... Chromatin modifications including cytosine methylation and histone modifications ... Chromatin fibers are made up of eukaryotic DNA found in the nucleus. ... At the heart of chromatin's design is the nucleosome, a complex of DNA wound ... The ...

Cellulose

... on cellulose , and allows you to compare prices ... Click here to learn more about how starch and cellulose differ. ... The cellulose fibers from vegetables and grains help to scrub out your ... Regal cellulose insulation tops fiberglass in energy savings, both heating and ... Regal ...

Blastocoel

... Advancement. www.argosy.edu ... ... the blastocoel cavity is ... their shape and start to ingress into the blastocoel cavity. ... along the fibers in the blastocoel cavity and then settle down ... an almost solid ball of cells with a small blastocoel . b. ... a disc of cells on top of ...

Albumen

... Print ... Albumen prints are thus contact printed, or placed in direct contact with the negative. ... Because the albumen covers the paper fibers ... Brief and Straightforward Guide: What is Albumen ? ... When it is beaten or cooked, albumen looks white and may be called an egg white, .....
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