In this article we will discuss about:- 1. Meaning of Receptors 2. Classification of Receptors 3. Properties. Meaning of Receptors: Certain specialized structures are present at the interface of stimulus and afferent nerve fibers. These specialized structures convert any type of energy into electrical energy or action potential in afferent fiber. This action is known as transduction. Hence receptors act [...]
In this article we will discuss about:- 1. Definition of Synapse 2. Mechanism of Synaptic Transmission 3. Properties. Definition of Synapse: Synapse can be defined as functional junction between parts of two different neurons. There is no anatomical continuity between two neurons involved in the formation of synapse. At level of synapse, impulse gets conducted from one neuron to another [...]
The human spinal cord is made up 31 segments. From each of these segments, a pair of spinal nerves takes origin. Hence there are 31 pairs of spinal nerves. Of 31 pairs: i. 8 belong to cervical segments ii. 12 belong to thoracic segments iii. 5 belong to lumbar segments iv. 5 belong to sacral segments v. 1 belongs to [...]