The Stretch Reflex : (See Figure 13.15). The stretch reflex in its simplest form involves only 2 neurons, and is therefore sometimes called a 2-neuron reflex. The two neurons are a sensory and a motor neuron. The sensory neuron is stimulated by stretch (extension) of a muscle.Stretch of a muscle normally happens when its antagonist contracts, or artificially when its tendon is stretched, as in the knee jerk reflex.he Stretch Reflex : (See Figure 13.15). The stretch reflex in its simplest form involves only 2 neurons, and is therefore sometimes called a 2-neuron reflex. The two neurons are a sensory and a motor neuron. The sensory neuron is stimulated by stretch (extension) of a muscle.
The four main business structures commonly used by small businesses in Australia are: 1  Sole trader: an individual operating as the sole person legally responsible for all aspects of the business. 2  Company: a legal entity separate from its shareholders.
Types of business entities. There are many types of business entities in the US. They fall into two main groups: those that are filed at the office of the local county clerk, while the remaining types of companies are filed with the Secretary of State or similar office of the state government.