Sensory receptor cells that project antenna-like hairs have a number of features that make them unique. The first characteristic is their structure. They are either free-range or encapsulated nerve cells. For example, photoreceptors in the eye release neurotransmitters onto bipolar cells, which form synapses with the optic nerve neurons. Other types of sensory receptors include exteroceptors, which are located near an external stimulus, and somatosensory receptors, which are located in the skin.
Other characteristics of receptor cells include their structure and the function they perform. For example, some are specialized, while others are not. For example, some types of sensory receptor cells are located within the subesophageal ganglion of cockroaches, where they are called antennal mechanoreceptors. These neurons act as transmitters and receivers of tactile information to the brain and allow the insect to move and perceive objects.
The first two antennal segments are composed of a series of thin laterals that are arranged in a pyramid shape. The arista is a structure that responds to sound by deflecting vibrations. The second antennal segment contains sensory receptor cells that detect movement of the arista. The central core has six neurons, which project processes through a hemolymph-filled lumen. Three of these neurons may be thermoreceptors.
The two antennal mechanoreceptors located in the inner ear are categorized into three categories. They include the hair sensillum and the chordotonal sensillum. The latter is located in the pedicel. Both types are classified into proprioceptors and exteroceptors. Some are even serotonergic. The somatosensory receptors are found in a variety of different locations throughout the body.
The inner ear is a vital part of the human body. It encodes information about the balance and equilibrium. It has a mechanoreceptor, a hair cell with stereocilia that senses movement. It is paired with the semicircular canals and the vestibular nerve. The vestibular ganglion sends neural signals to the brain stem, cerebellum, and the auditory cortex.
The sensory receptor cells that project hairs are located within the eyes. These receptor cells can be grouped into different types depending on their structure. For example, a photoreceptor in the eye has an encapsulated cell. Another type of specialized sensory receptor cells are the photoreceptors in the eye. These cells release neurotransmitters to a bipolar cell, which in turn synapses with the optic nerve.
Antenna-related primary centers in the brain and the subesophageal ganglion are visible in 3-D cartoons. These views show the flow of chemosensory, mechanosensory, and motor information. These mechanoreceptors are found in the outer ear, and in the pedicel. In cockroaches, they also have antenna-like hairs.
In cockroaches, the sensory receptor cells that project antenna-like hair are located within the pedicel. These hairs are located inside the pedicel. The inner ear encodes information about equilibrium and balance. The mechanoreceptors are hair cells that contain stereocilia. These mechanoreceptors also send neural signals to the brain stem and cerebellum.
Antenna-related primary centers are found in the brain. The subesophageal ganglion has been shown to have serotonergic neurons. The three-dimensional model of the brain reveals that the pedicel is the main organ in the visual system. The pedicel is also the major component of the inner ear. The pedicel is the sensory center of the cockroach. Its neurons are involved in detecting a wide range of information.
The antennal motor center is located in the dorsal lobe of the cockroach. Although it is generally considered to be located in the dorsal lobule, it is not well known. Anatomical studies in the cockroach have revealed that the sensory receptor cells that project antenna-like hair are organized in a distinct structure. Using a morphological analysis of the olfactory axons, they were able to identify five different types of sensory receptor cells.