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 [...]
In this article we will discuss about the definition and properties of reflex. Definition of Reflex: A reflex is defined as automatic/involuntary, stereotyped/repetitive, purpose serving or goal oriented response for afferent stimulation which can be internal or external. For any reflex action to be brought about, basic reflex arc should be intact. The components of basic reflex arc are (Fig. [...]
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 [...]