Solution to example 2. 1  multiply all terms in the first equation by 2. 2  add the two equations. 3  Conclusion: Because there are no values of x and y for which 0x + 0y = 11, the given system of equations has no solutions.
Baroreceptors (or archaically, pressoreceptors or baroceptors) are sensors located in the blood vessels of all vertebrate animals.hey sense the blood pressure and relay the information to the brain, so that a proper blood pressure can be maintained. Baroreceptors are a type of mechanoreceptor sensory neuron that is excited by stretch of the blood vessel.
Receptors. Receptors are groups of specialised cells. They can detect changes (stimuli) in the environment. Receptors are often located in the sense organs, such as the ear, eye and skin.Each organ has receptors sensitive to particular kinds of stimulus. The table shows some receptors and the stimuli they detect.he sense organs contain receptors that are sensitive to stimuli. The nervous system consists of the central nervous system-brain and spinal cord-and peripheral nerves. Nerve impulses travel through the axons of neurones-nerve cells.