Navigation Links
Nerves in Biological Definition

Muscle

... by electrical impulses transmitted by the nerves , the motor nerves and motoneurons in particular. All skeletal ... between various areas of the brain. nerves that control skeletal muscles in mammals ...

Nervous system

... Chemicals that target the activity of nerves generally are the most rapidly acting toxins , ... and spinal cord . The PNS consists of all other nerves and neurons that do not lie within the CNS. The large majority of what are commonly called nerves (which are actually axonal processes of nerve ...

Kidney

... called the hilus, which admits the renal artery , the renal vein , nerves , and the ureter . Organization The outermost portion of the ... hilus : The opening in the middle of the concave medial border for nerves and blood vessels to pass into the renal sinus. renal column : The ...

Neuron

... vertebrates , they are found in the brain , the spinal cord and in the nerves and ganglia of the peripheral nervous system . Contents ... cells in the peripheral nervous system. The myelin sheath in peripheral nerves normally runs along the axon in sections about 1 mm long, punctuated by ...

Signal transduction

... by light of various wavelengths, stretched, sheared or electrified (the nerves and muscles , for example). Signal transduction mediates how cells ... mechanism underlies the action potential impulses that travel along nerves . Nuclear receptors Nuclear (or cytoplasmic) receptors are ...

Anatomy

... systematically rather than topographically. Each anatomical article contains first a description of the structures of an organ or system (such as nerves , arteries , heart , and so forth), as it is found in humans; this is followed by an account of the development (embryology) and comparative ...

Axon

... from the neuron's cell body or soma. Axons are in effect the primary transmission lines of the nervous system , and as bundles they help make up nerves . Individual axons are microscopic in diameter--typically about one micrometre across-- but may extend to macroscopic lengths. The longest axons in ...

Bone

... opening through a bone Fossa a broad, shallow depressed area Canal a long, tunnel-like Foramen , usually a passage for notable nerves or blood vessels Meatus a short Canal Sinus a cavity within a cranial bone Parts of long bones Diaphysis , ...

Brain

... occipital lobe insula cingulate cortex Function human brain Vertebrate brains receive signals through nerves arriving from most portions of a body, interpret those signals and formulate reactions based on prior experiences and on physical needs. A similarly ...

Homeostasis

... homeostasis. Positive feedback is less common in naturally occurring systems than negative feedback, but it has its applications. For example, in nerves , a threshold electric potential triggers the generation of a much larger action potential . (See also leverage points .) Ecological ...

Physiology

... medicae'(1708). Areas of physiology Physiology has several independent subdivisions. Electrophysiology deals with the operation of nerves and muscles ; neurophysiology concerns the physiology of brains and cell physiology addresses the functioning of individual cells . ...

Thermoregulation

... of the cutaneous vascular areas leads to a larger flow of blood through the skin, and so tends to cool the body, and vice versa. Also the special nerves of perspiration can increase or lessen heat loss by promoting or diminishing the secretions of the skin. There are greater difficulties in the exact ...
Other Contents
(Date:9/19/2014)... , Sept. 19, 2014 Nxt-ID, Inc. (Nasdaq: ... company focused on the growing m-commerce market, updates the "Wocket in ... in the lightweight and light middleweight weight classes, Vinny Pazienza ... was announced that Game of Thrones actor Ciaran ... with Children star Katey Sagal have been cast ...
(Date:9/18/2014)... State University researchers have developed a unique method to ... cleanup in rural areas. , The first microbe-powered, ... and quick way to clean up waste from large ... pollution. , Professor Haluk Beyenal and graduate student ... Architecture discuss the system in the online edition of ...
(Date:9/18/2014)... sleep-promoting circuit located deep in the primitive brainstem has ... researchers at Harvard School of Medicine and the University ... is only the second "sleep node" identified in the ... and sufficient to produce deep sleep. , Published online ... demonstrates that fully half of all of the brain,s ...
Breaking Biology News(10 mins):NXT-ID's Vinny Paz Celebrity Ad Wocket Update: Katey Sagal and Ciaran Hinds Attached to His Upcoming Movie 2NXT-ID's Vinny Paz Celebrity Ad Wocket Update: Katey Sagal and Ciaran Hinds Attached to His Upcoming Movie 3Researchers develop unique waste cleanup for rural areas 2No sedative necessary: Scientists discover new 'sleep node' in the brain 2
(Date:9/22/2014)... have developed a chip capable of simulating a ... system to test the effectiveness of nanoparticles and ... a tumor-microenvironment-on-chip (T-MOC) device, will allow researchers to ... barriers that prevent the targeted delivery of therapeutic ... professor of mechanical engineering., Researchers are trying to ...
(Date:9/22/2014)... Almost three-quarters (74%) of parents are aware of ... one-quarter (28%) have used those online ratings to ... to U-M research published today in Pediatrics ... Mott Children,s Hospital National Poll on Children,s Health, ... of physicians influenced their choices in seeking healthcare ...
(Date:9/22/2014)... 22, 2014 (HealthDay News) -- Metformin, a drug commonly ... low levels of thyroid-stimulating hormone (TSH) among patients with ... researchers cautioned that low TSH levels may be associated ... link was not established in this study. Among ... there were 495 incidences of low levels of thyroid-stimulating ...
(Date:9/22/2014)... 2014 “The Race is On!” for the ... Sunday, October 12, 2014 as it moves to its new ... As the signature fundraising and awareness event for Susan G. ... Phoenix Race for the Cure provides supporters of all ages ... and even sleeping in. , “Moving the Race to ...
(Date:9/22/2014)... A study led by University of North Carolina at ... the accurate diagnosis of people who are experiencing the ... delusions that define the development of severe mental disorders ... early adulthood and affects about 1 in every 100 ... person can be a life compromised, and the burden ...
Breaking Medicine News(10 mins):Health News:New chip promising for tumor-targeting research 2Health News:Online ratings influence parents' choices of physicians for their children 2Health News:Diabetes Drug Metformin May Affect Thyroid in Some Patients 2Health News:22nd Annual Susan G. Komen Phoenix Race for the Cure® 2014 Moves to Downtown Phoenix 2Health News:22nd Annual Susan G. Komen Phoenix Race for the Cure® 2014 Moves to Downtown Phoenix 3Health News:Blood test may help determine who is at risk for psychosis 2
Other TagsOther Tags