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System in Biological Dictionary

Vestibular system

The vestibular system , which contributes to our balance and our sense of spatial orientation, is the sensory system that provides the dominant input about movement and equilibrioception. Together with the cochlea, a part of... Vestibular system The system that subserves the bodily ...

Venous system

In human anatomy, the systemic venous system refers to veins that drain into the right atrium without passing through two vascular beds . (Redirected from Venous system ) Jump to: navigation, search ... A portal venous system is a series of veins or venules that direct...

Vascular system

The circulatory system is an organ system that passes nutrients, gases, hormones, blood cells, nitrogen waste products, etc. to and from cells in the body to help fight diseases and help stabilize body temperature and pH to... Vascular tissue is a complex conducting tissue, formed of m...

Renal portal system

In human anatomy, the hepatic portal system is the system of veins comprised of the hepatic portal vein and its tributaries. It is also called the portal venous system , although it is not the only example of a portal venous... Aspects of the topic renal - portal - system are di...

Nervous system

The nervous system is a network of specialized cells that communicate information about an organism's surroundings and itself. It processes this information and causes reactions in other parts of the body. It is composed of... For that reason the enteric nervous system has been c...

Mating system

In sociobiology and behavioral ecology, a mating system is any of the ways in which animal societies are structured in relation to sexual behavior. The mating system specifies which males mate with which females under which circumstances. For organisms such as plants,... Previous studi...

Lymphatic system

The lymphatic system in vertebrates is a network of conduits that carry a clear fluid called lymph. It also includes the lymphoid tissue through which the lymph travels. Lymphoid tissue is found in many organs, particularly... Importance of the lymphatic system in maintaining fluid...

Limbic system

The limbic system is a set of brain structures including the hippocampus, amygdala, anterior thalamic nuclei, and limbic cortex, which support a variety of functions including emotion, behavior, long term memory, and... The limbic system is the collective name for structures in the hu...

Immune system

An immune system is a collection of biological processes within an organism that protects against disease by identifying and killing pathogens and tumour cells. It detects a wide variety of agents, from viruses to parasitic... The immune system refers to all of the cells, tissues, organs a...

Endomembrane system

The endomembrane system is composed of the different membranes that are suspended in the cytoplasm within a eukaryotic cell. These membranes divide the cell into functional and structural compartments, or organelles. In... endomembrane system ( ′endō′mem′brān ′sistəm ) ( cell and...

Circulatory system

The circulatory system is an organ system that passes nutrients, gases, hormones, blood cells, nitrogen waste products, etc. to and from cells in the body to help fight diseases and help stabilize body temperature and pH to... circulatory system n. The bodily system consisting of t...

Autonomic nervous system

The autonomic nervous system is the part of the peripheral nervous system that acts as a control system functioning largely below the level of consciousness, and controls visceral functions. The ANS affects heart rate, digestion, respiration rate, salivation,... autonomic nervou...

Arterial system

The arterial system is the higher-pressure portion of the circulatory system . ... Arterial tree. Blood. Peripheral arteries. Vein. v • d • e. Circulatory ... The Arterial System . Blood vessels are the closed transport system of blood that begins and ends at the heart. ......

Wolffian duct

... Wolffian ducts , archinephric duct , Leydig's duct , mesonephric duct , or nephric duct ... Home > E. Pathology by systems > Genital system > Wolffian duct ... Wolffian duct (red) degenerates in females (middle image) and develops in males (bottom) ... Changes in gene expr...

White blood cells

... (WBCs), or leukocytes, are cells of the immune system defending the body against both infectious diseas...e blood cells are responsible for the defense system in the body. ... die, they are destroyed by surrou... White blood cells are a part of the immune system and help the body fight infection. ... How Blood...

Weed

...ou by. An Employee-Owned Company ... ... twisters, unique weeders, weed control using non-toxic, ergonomic methods. ... Just push tines into root system and step down to pop out weed . ... The Weed Tennis Racquet is the largest legal racquet in the game of tennis. ... At Weed USA, LLC, we belie...

VLSI

... Keynote Speakers @ VLSI 2010 ... ... aspects of VLSI design, electronic design automation, ... VLSI Society of India (VSI) IEEE Circuits and system Society. IEEE Solid-State Circuits Society ... Designs full custom VLSI circuits for OEM customers. Products range from DSP and RISC cores and co...

Viscera

...r ... viscus . More results ... viscera pl.n. The soft internal organs of the body, especially those contained within the abdominal and ... what system are The viscera are the end organs? ... Get Viscera DVDs delivered directly to your door. Find new releases on DVD and Blu-Ray or watch instant...

Vessel cell

...sed in the following places at Britannica. Assorted References function in pteridophytes ( in lower vascular plant (biology): Cells of the vascular system ) ...secondary walls display ladderlike (scalariform) thickenings. The largest tracheids are several centimetres long, but most are much smaller. ...

Vessels

...d scientific and ... A number of large vessels are traditionally referred to as boats. ... The blood vessels are the part of the circulatory system that transport blood throughout the body. There are three major types of blood vessels : the arteries, which carry the blood away from the heart, th...

Vertebral column

...arches billions of web pages to find the most relevant information on vertebral column , and allows you to... This exhibit features the skeletal system with terms which describe the locations of the parts of the human body ... the vertebral column , resulting in ... The adult vertebral (spin...

Venules

...atic vein thrombosis should be suspected when ascites, liver enlargement, ... occlusion of hepatic venules to fatal Budd-Chiari ... ... venous system contains small vessels, venules , which branch together to make veins. ... heart through progressively larger venules and veins until it ... ...

Ventricle

...d ventricle communicates via the cerebral aqueduct, located within the ... The fourth ventricle is also continuous with the ... Ventricular system Definition A ventricle is an internal cavity of the brain. ... The third ventricle also contains two saclike recesses called the anterior ... ...

Vector

...ty and acceleration are vector quantities. ... vector field ( ′vektər ′fēld ) ( mathematics ) The field of vectors arising from considering a system of differential equations on a differentiable Class Vector ... The Vector class implements a growable array of objects. ... However, the size...

Vectors

... n. Mathematics. A quantity, such as velocity, completely specified by a magnitude and a direction ... These are vectors . ... vector space n. A system consisting of a set of generalized vectors and a field of scalars, having the same rules for vector addition and scalar Vectors - Motion and ...

Vascular plants

...de the ferns, clubmosses, flowering plants , conifers and other... Non- vascular plants is a general term for those plants without a vascular system . Although non- vascular plants lack these particular tissues, a number of non- vascular plants possess tissues specialized for internal transport o...

Vascular bundles

... A vascular bundle is a part of the transport system in vascular plants. The transport itself happens in vascular tissue, which exists in two forms: xylem and phloem. Both these tissues are present...

Vas deferens

...es, epididymis, and vas deferens ... Vas deferens - The 2 muscular tubes that carry sperm from the testicle and ... The male reproductive system includes the following structures: ... Vas Deferens and Seminal Vesicles. Prostate Gland. Urethra. For More Information. Web Links ... Learn ab...

Vascular bundle

... A vascular bundle is a part of the transport system in vascular plants. The transport itself happens in vascular tissue, which exists in two forms: xylem and phloem. Both these tissues are present...

Variety

...icture industry, Daily Variety , a daily edition based in Hollywood, was founded... Variety (cybernetics), the number of possible states of a system or of an element of the system. ... Variety (linguistics), a concept that includes, for ... Variety the children's charity is a children's ch...

Vaccine

...ticular disease. A vaccine typically contains a small amount of an agent that resembles a microorganism. The agent stimulates the body's immune system to... Vaccination is the administration of antigenic material (the vaccine ) to produce immunity to a disease. Vaccines can prevent or ameliorate...

Uropod

...iment by direct ... of PSGL-1, ICAM-3, and moesin to the uropod of polarized neutrophils. ... ... leg proprioceptive inputs to the uropod motor system were investigated in ... It is also suggested that the uropod response to body rolling during walking is ... II. Modulation Of uropod motoneuro...

UvrA

... recognition step in the ... (TMR) and Thermus thermophilus HB8 UvrA (ttUvrA) and UvrB (ttUvrB) proteins. ... uvrA . FUNCTION: The UvrABC repair system catalyzes the recognition and processing of DNA lesions. UvrA is an ATPase and a DNA-binding protein. ... In bacteria, the damage recognition s...

Ureters

... to diagnose ectopic ureters . ... Urine flows from the kidneys through the ureters to the bladder. ... For more information about the urinary system and the ureters , see the following web sites: ... Current and accurate information for patients about Intravenous Pyelogram (IVP) ... x-ray exami...

Ureter

...from the kidney to the bladder. ... Urine flows from the kidneys through the ureters to the bladder. ... For more information about the urinary system and the ureters , see the following web sites: ... The identification of a ureter by ultrasound indicates an abnormal finding ... Dilatation of ...

Ubiquitin

...s associated with housekeeping functions, ... Home About Us Ubiquitin Proteasome Pathway New Products Products ... HOW THE UBIQUITIN –PROTEASOME system CONTROLS TRANSCRIPTION ... Regulating UBP-Mediated Ubiquitin Deconjugation ... UBIQUITIN AND PROTEASOMES- THEMES AND ... The Gardner lab is int...

Turbellarian

...onster: ... common name for several genera of the free-living ( turbellarian ) flatworms ... Animalia, Platyhelminthes, Turbellaria, Osmoregulatory system in a turbellarian , freeliving, flatworm, Flame cells, nephridiopores, and nephridioducts Turbellarian Flatworm Fauna. Diversity of Turbellaria...

Tube feet

...t are the many small tubular projections found most famously on the oral face of a sea star's arms, but are characteristic of the water vascular system of the echinoderm phylum which also includes sea urchins, sand dollars and sea cucumbers and many other sea... tube foot n. One of the numer...

Transverse

...flute. A musician who plays the flute is called a flautist, flutist, or flute player. i wireless selects Transverse's saas-based business support system platform to ... Transverse launches industry's first commercially supported open source BSS ... How is transverse myelitis treated? ... Transv...

Transposon

...ome and become a stable ... DGI leads in applying the zebrafish model organism to determine gene functions ... The Sleeping Beauty Transposon ™ system (SBTS) is a non-viral carrier of genetic ... Knock Out ... SB, like other DNA transposons , mobilizes itself via a cut-and ... The SB transposo...
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