Olfaction

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    In a recent study, scientists from Rockefeller University and the Howard Hughes Medical Institute (HHMI) were able to show that humans can discriminate more than 1 trillion olfactory stimuli thus, clarifying earlier misconceptions which claimed that humans could only approximately discriminate 10, 000 . To conduct this experiment, researchers used 128 odorous molecules to create scented mixtures that contained 10, 20 or 30 different components and then they asked 26 participants, out of whom 17…

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    1.2.1 The Structure of the Primary Sensory Organ, Tongue: Taste is primarily mediated by the endogenous gustatory organ, taste buds found within three of four types of papillae: fungiform, foliate, and circumvallate. The main muscular structure of the tongue is enclosed by an epithelial cell layer which contains small projections called papillae. Some regions of the papillae are specifically devoted to the detection of taste molecules and are called taste papillae or taste epithelium. The rest…

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    Non Taster Lab Report

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    Taste of Acetaminophen in Students who lack Bitter taste receptors for Phenylthiocarbamide (PTC) Alexander Hernandez 3791590 PCB 3063 Genetics Lab Section U09 Abstract PTC is a lab created synthetic substance formulated very recently, while acetaminophen has a much longer history. The question is did the ability to taste each of these substances evolve differently over time. A PTC non-taster might still be able to taste acetaminophen even though they lack the PTC taste…

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    Doritos: A Short Story

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    Cool ranch doritos taste like summer and flip flops. I keep shoveling them into my mouth, my lips coated with the blue and red dots that season the chip. I can still remember Elliot saying, “You know doritos have red 40 in them, right? You’re consuming crushed up beetles right now as we speak.” I can’t taste crushed up beetles. I just taste the chips that remind me of summer and flip flops. With my hand coated in cheesy crumbs, I lean over the table to grab my history notebook, and wipe my…

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    Sigfried's Smelly Socks

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    The book Sigfried’s Smelly Socks! is a charming tale of a boy with stinky, unwashed socks. He compares the stench of his socks to all the messy, smelly things that has happened to the book. Ranging from food droppings to dirty diapers, nothing from the stench of the book quite compares to the distinct, disgusting smell of his dirty socks. Despite not being as odorous as the things in the book, Sigfried still decides to clean his stinky socks in the strangest way possible. I rate Sigfried’s…

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    Age-related senses involve sensory changes that occur when the aging process takes place. All senses can be affected, includes hearing loss and vision decrease which is the most affected changes in the senses along with smell, taste, and touch. When the aging process takes place senses become lessened, and it becomes harder to Differentiate details. Sensory changes in an older person can play a big role when it comes to problems with communication, certain activities, and social interactions.…

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    An image is a word or phrase that suggests a mental picture that we associate with one of our senses. When Shakespeare refers to blood, the reader is meant to use imagery to see its redness, and feel its stickiness. The word “blood” is used again and again, more than forty times throughout the play. From beginning to end, Shakespeare’s play Macbeth, has reappearing imagery of blood. The duty and function of bloody imagery in Macbeth expresses a representation of Macbeth and Lady Macbeth’s…

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    Welders Revealed Striding into the shop the very first aspect to stimulate the senses is the sound. Grinding, whirring, scraping, and popping seem to be the most prominent. The cacophony nearly overshadows the other senses until it is adjusted to, as much as it can be. Then come the smells. The scent of well-oiled threaders, saws, and myriad other machines unidentifiable to the untrained eye stews almost subconsciously while the perfumes of scalding steel and elbow grease permeate the air. One…

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    The book “Helping hyperactive kids- a sensory integration approach” by Lynn J. Horowitz and Cecile Rost was created to guide and provide insight to parents about their child’s behavior. “Helping hyperactive kids” provides useful techniques and activities and a breakdown of how parents could use a sensory integration approach through play to explain the development of a child. Furthermore, this book discusses how the brain works, understanding the main sensory systems and the purpose of sensory…

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    the basis of every organism 's behavior. Sensation is the direct and immediate experience that affects a sense organ whereas perception is the organization and interpretation of each sensation. The five major senses: vision, audition, gustation, olfaction, and skin senses all go through the process of transduction in which energy (light, chemical, or mechanical) is transformed by a sensory organ into electrochemical energy. This entire process is caused by neurons firing. Each sense organ…

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