PPT-Introduction to Sensory Receptors

Exercise 20 BI 232 Introduction and Terminology There are many types of sense receptors in the body They are not uniformly distributed Punctate distribution is the pattern of uneven distribution throughout the body. Evan M. Peck and Bradley D. Smith. *. Department of Chemistry and Biochemistry, . 236 . Nieuwland. Science Hall, . University . of Notre Dame, . Notre . Dame, 46556 IN, . USA. . *Email. : smith.115@nd.edu. Session Content. What are the senses?. Sensory deprivation. Why run sensory groups / who would benefit from . attending?. Basic assumptions of sensory groups. What are the senses?. General 5 senses:. Main receptors. -. αβ. (Alpha &beta). - . γδ. (Gamma& delta). Co-receptors. -CD4&CD8 molecules. Co-stimulatory receptors. -CD28. Signal transduction molecules. -e, g, d . and . z. chains. The function of the sensory organ. Detect stimuli or changes in the environment. Pass the impulse to the brain for interpretation then followed by action (respond) if necessary. . Provide the ability to protects us from harm or injury. Sensory systems receive information from the environment via specialized receptors in the periphery and transmit this information through a series of neurons and synaptic relays to the CNS. . Sensory . الاحساس اللمسي. of Touch, Pressure, and Vibration. . Although touch, pressure, and vibration are frequently classified as sepa­rate sensations, they are . all detected by the same types of receptors. Kuby Immunology. , . 7e: Chapter 3. Essential Concepts – 1. A cellular signal is any event that instructs a cell to change its metabolic or proliferative state. Signals are usually generated by the binding of a ligand to a complementary cell-bound receptor. Senses. Sensory . Receptors - detect environmental. changes and trigger nerve impulses. - . Somatic . senses (touch, pressure, temp, pain). - . Special . senses (smell, taste, vision, equilibrium. , hearing. الاحساس اللمسي. of Touch, Pressure, and Vibration. . Although touch, pressure, and vibration are frequently classified as sepa­rate sensations, they are . all detected by the same types of receptors. The sensation and input we receive by using one or all of our senses. A treatment modality commonly used for individuals with moderate to severe disabilities or health conditions. Offered to all age groups and in a variety of settings. PowerPoint® Lecture Slides prepared by Jason LaPres. Lone Star College - North Harris. Copyright © 2010 Pearson Education, Inc.. 9-1: . Sensory receptors connect our internal and external environments with the nervous system. It . is . specializations . of the epithelium covering our body surface that we sense . the: . smells, sounds and sights of the external world. .. The sensory epithelium in each organ is the key component, although it is small relative to all the ancillary apparatus. B.K.Singh. ,. Dairy . Technology. SENSORY EVALUATION. Sensory evaluation is a scientific discipline that analyses and measures human responses to the composition and nature of foods and drink. . Sensory evaluation does not just deal with "likes and dislikes,“ “OK or not OK” but the process scientifically elicits, measures, analyses and interprets psychological and / or physiological responses to physical stimuli produced by a food product.. Autonomic Nervous System. Outline the main structural and functional differences between the somatic and autonomic nervous systems.. Identify the structural features of the autonomic nervous system..