canal

Transgenic plants remove more selenium from polluted soil than wild plants, new tests show

...ron remain in the San Luis Drain, a concrete-lined canal originally intended to channel irrigation wastewater from Central Valley farms to the Sacramento River Delta near Antioch. Selenium is considered an essential trace mineral for both humans and animals, but it becomes toxic at high doses. The dangers ...

Researchers discover stem cell 'guide' that may be key for targeting neural stem cell treatments

...es in both brain hemispheres connected the central canal of the spinal cord. Zhou and his colleagues discovered how PK2 guides the migration of neurons born from neural stem cells from the subventricular zone in the brain's core through mature tissue to reach the olfactory bulb, the "smell" part of the br...

Study uncovers placental microtransfusions lead to transmission of AIDS virus during childbirth

... by such suggested methods as sanitizing the birth canal may not work, he said. A better alternative might be to have pregnant women start taking anti-retrovirals before going into labor. ...

Frog’s ear canal may provide insights for understanding human hearing loss

...ibrations to the inner ear. The presence of an ear canal not only protects A. tormotus' thin and fragile eardrum from the environment, but also lessens the distance between the eardrum and the inner ear, thus allowing the bones of the middle ear to be shorter, and as a result, lighter in weight. Scientist...

Stimulation of the semicircular canals can artificially control human walking and balance

... found that artificial stimulation of semiciruclar canal nerves afforded "remote control" that was accurate enough to keep subjects on pathways and avoiding obstacles while walking blindfolded through botanical gardens. The researchers also found that with a subject's head in another position, exactly the ...

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canal at Biology Products

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canal at Biology Technology

The Next Economy - Market Collapses Drive Long-Term Growth

...e end of the 18th century with the building of the canal system. There were many speculators who wanted a p...ion companies had doubled the size of the nation's canal network, that lead to a huge industrial revolution unlike anything the world had ever experienced be...

canal at Biology Definition

Vestibular system

...nals are cleverly arranged in such a way that each canal on the leftside has an almost parallel counterpart...ree pairs works in a push-pull fashion: when one canal is stimulated, its corresponding partner on the other side is inhibited, and vice versa. This pu...

Thermoregulation

...hanges which the food undergoes in the alimentary canal before it really enters the body. But heat while continually being produced is also continually being lost by the skin, lungs, urine and faeces. And it is by the constant modification of these two factors, heat production and heat loss, that ...

Semen

...s counteract the acidic environment of the vaginal canal (which is harmful to sperm), and protect DNA inside the sperm from acidic denaturation. Salts and metal ions in the semen help to create a more hospitable enviroment for the sperm in the vaginal canal. A typical ejaculation can contain up to 5 m ...

Ichthyology

...era. Artedi drowned by accident in an Amsterdam canal in 1735 , and Linnaeus published his manuscripts posthumously. During the 18th and 19th century , a steady stream of specimens from all parts of the world deluged museums. In the 1780s Marcus Elieser Bloch published Ichthyologia as a ser...

Cartilage

... ring, causing tissue to herniate into the spinal canal . The matrix of cartilage acts as a barrier, preventing the entry of lymphocytes or diffusion of immunoglobins . This property allows for the transplantation of cartilage from one individual to another without fear of tissue rejection. Bioen...

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canal at Biology Dictionary

Vas deferens

...ticle >>> Vas deferens [L. vas - a canal carrying fluid; L. deferens - carrying away] A connecting duct in males between the epididymis of the testis and the urethra or cloaca ; formed from the mesonephric duct. Synonym: ductus deferens. Full article >>> vas deferens T...

Vagina

...en the uterus and the outside opening; the birth canal in mammals ; also accommodates the male's penis a...agina A thin-walled chamber that forms the birth canal and is the repository for sperm during copulation. vas deferens The tube in the male reproducti...

Urethra

...ation. Full article >>> [L. vas - a canal carrying fluid; L. deferens - carrying away] A connecting duct in males between the epididymis of the testis and the urethra or cloaca ; formed from the mesonephric duct. Synonym: ductus deferens. Full article >>>...

Tympanic membrane

...article >>> pass down the auditory canal of the outer ear strike the eardrum ( tympanic membrane ) causing it to vibrate these vibrations are trans mitted across the middle ear by three tiny, linked bones, the ossicles: ... Full article >>>...

Stomach

...> stomach The expansion of the alimentary canal between the esophagus and duodenum . stoma tes The small openings in leaves, herbaceous stems, and fruits through which gases and water vapor pass. Full article >>> stomach The part of the vertebrate gut system that follows the...

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canal at Medicine News

Laser to help in root canal treatment

...rance to vend its Waterlase laser therapy for root canal procedures on hard and soft tissue.//The approval is the first by the FDA for a laser root canal and covers all enamel, dentin and pulpal removal as well as shaping of the root canal. The Waterlase...

Laser dental treatment

... could soon be available for patients needing root canal work. American scientists say this could mean an e...ary fillings could damage the nerve and cause root canal work later in life. If needed, antibiotic paste can be inserted into the tooth through a hole made b...

Spine Surgeries becoming less painful

...t common of them being a herniated disc and spinal canal stenosis. Herniated disc is more common in the age group of 25 to 35 years while spinal canal stenosis is common among// older people. Hitherto, both these disorders were treated through convent...

Chronic back pain may be relieved by special physiotherapy

...back// pain due to spinal disc protrusions, spinal canal stenosis, or narrowing, or other disc diseases. The physiotherapy method is called Souchard’s global postural re-education and consists of stretching, and strengthening of paraspinal and muscles of the abdominal wall that will lead to correction of ...

Sterilization Of Dental Instruments Is Inadequate, Says Study

...sed to clean and disinfect the roots during a root canal procedure. The study examined 250 reused files collected from 25 general dental practices in the UK and found that more than 75 percent of these showed visual contamination, while 7 percent had traces of blood on them. The study was conducted by Mes...

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canal at Medicine Products

VG1 ALIF Allograft

...d resistance to graft migration. The intermedulary canal accommodates autograft or supplemental graft extender. All VG1 ALIF Allografts contain a relief orientation in either an anterior or anterior lateral configuration for insertion using the Oz Distractor/Inserter....

Foundation Total Shoulder System

Optimal canal flare index. A/P and lateral fins with holes for suture attachment and rotational stability. Proximal medial hole, humeral / glenoid diametral curvature mismatch for optimizing natural joint translation. Rough textured proximal surface to provide enh...

PROXIMATE ILS Straight Intraluminal Staplers

... side-to-side anastomoses, and throughout the anal canal to perform surgical treatment for hemorrhoidal disease....

PROXIMATE ILS Curved Intraluminal Staplers

... side-to-side anastomoses, and throughout the anal canal to perform surgical treatment for hemorrhoidal disease....

PROXIMATE Hemorrhoidal Circular Stapler (PPH Set)

...r size. The instrument has application in the anal canal for transection and resection of internal tissues as an alternative approach to the surgical treatment of hemorrhoidal disease. The PPH01 set of instruments includes a 33mm Hemorrhoidal Circular Stapler, Suture Threader, Circular Anal Dilator and Pur...

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canal at Medicine Technology

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Wrinkles

...e pregnant and the development of atrioventricular canal in the fetus . Full article >>> of blepharospasm (uncontrolled rapid blinking) and strabismus ( crossed eyes ); it is under study for use in other spasm odic conditions. The toxin is also injected to provide short-term (three t...

Weight loss

...oss . ANOSCOPY : A visual examination of the anal canal with an anoscope. Full article >>> Patients with a history of cancer who develop persi stent cough , blood y sputum ( coughing up blood ), shortness of breath, unexplained weight loss , or other significant changes in their hea...

Wax

...2;> Wax blockage is obstruction of the ear canal with cerumen ( wax ). Alternative Names: Ear imp.... Full article >>> The external ear canal can be blocked with ear wax , foreign objects, infection , and tumor s. Full article >>&...

Ventricle

...hin the brain that are continuous with the central canal of the spinal cord. Full article >>> ...ll of the cerebral ventricle s or from the spinal canal and is composed of neoplastic ependymal cells. Full article >>> Either the left or ...

Vertebrae

... pain , herniated disk s, narrowing of the spinal canal ( spinal stenosis ), and degeneration of the disc spaces between the vertebrae ( cervical spondylosis ). Full article >>> The infection usually settles in the matrix of a leg or arm bone, although it may develop in the feet, hands,...

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