locomotion? Prehensile Pentadactyly Opposable thumb Nails vs claws 2. Dietary Omnivorous Generalized teeth 4 basic tooth types Dental formula 3. Sensory More complex brain Depth perception Stereoscopic vision Binocular vision Smell—olfaction Is smell emphasized or reduced? Vision Is vision emphasized or reduced? Touch—nails vs claws 4. Behavioral/life history Extended lifespan Fewer offspring Long period of infant dependency—altricial (vs precoical ex. Puppies) k-selection
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there is evidence‚ albeit few‚ that supports the short-term mood changes concerning essential oils‚ the evidence supporting physiological improvements is lacking. As stated in a Yale Scientific publication by Cynthia Deng “Aromatherapy: Exploring Olfaction”‚ it debunked the “evidence” aromatherapist have pointed to as “anecdotal rather than scientifically grounded”. In fact‚ Deng references a recent study by Ohio State University in which it found that aromatherapy did improve moods‚ but did not effect
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What is ageing? Ageing can be defined as the manifestation of biological events that occur over a span of time. Aging can also be defined as a progressive functional decline‚ or a gradual deterioration of physiological function with age‚ including a decrease in fecundity (Partridge and Mangel‚ 1999)‚ or the intrinsic‚ inevitable‚ and irreversible age-related process of loss of viability and increase in vulnerability (Comfort‚ 1964). Clearly‚ human aging is associated with a wide range of physiological
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Elephants Attention Getter: What’s big‚ grey and stands in the rain but doesn’t get wet? Elephants!! Background info: It is estimated that there were once more than 350 species of elephants in the world. Today we only have two of them left (well tree) the Asian‚ the Africa and the mix of them. Both of them are at risk of extinction. Between illegal hunting of them for ivory as well as the destruction of their natural habitat things are simply closing in on them at an alarming rate. Specific Purpose
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The Senses The sensory system involves hearing‚ touching‚ tasting‚ smelling‚ and seeing‚ which provide data for perception. The eye is a sensory organ held by an orbit that allows vision (a detection of light in a way that provides mental images of objects) and holds photoreceptors. Photoreceptors are used to absorb light energy‚ which are bent by a transparent unit called the lens. Some photoreceptors in the eye are the rod cell and cone cell. Rod cells are used in dim light for coarse images and
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Man’s capacity to use his or her visual mechanism places him or her on top of all creatures in the world. There is no doubt that in the list of the basic human senses‚ vision is number one‚ followed by audition or hearing‚ kinesthesia or touch‚ olfaction or smell and gustation or taste. Authorities state that although man uses all his senses simultaneously in gathering varied stimuli from the environment‚ nearly eighty percent (80%) of all knowledge and information that man acquires in his or her
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Sensation and Perception - Final Exam/Review Sheet 1. Identify by name the theory that investigates perception by presenting a stimulus signal in the presence of noise. What can we learn from the four possible categories of responses? 2. People are often described as being “nearsighted” or “farsighted.” To what actual conditions do these lay terms refer‚ and what why is it a problem? 3. Identify the visual defect that occurs when the course of the lightwaves entering your visual system
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Nairne explained how to understand why our sensory systems work the way they do‚ “we must consider how the brain solves three fundamental problems that cut across all the sensory systems. Regardless of whether we’re dealing with vision‚ hearing‚ touch‚ smell‚ or taste‚ the brain needs to figure out the way to translate the incoming message‚ identifies the key components of the message‚ and produce a stable interpretation” (Nairne‚ 2014) According to Privatera’s article‚ there has been a growing body
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Homo Aquaticus? I. Introduction When the human brain is compared with the brains of apes there are several obvious differences; the centers for the sense of smell and foot control are larger in apes than in humans‚ but the centers for hand control‚ airway control‚ vocalization‚ language and thought are larger in humans. In my paper‚ I will describe the most defined differences of brain size and centers between humans and their closest relatives‚ chimpanzees‚ to compare them
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Comparative Vertebrate Anatomy Lecture Notes - Skeletal System II (Skull) The Vertebrate Skull consists of: 1 - neurocranium (also called endocranium or primary braincase) 2 - dermatocranium (membrane bones) 3 - splanchnocranium (or visceral skeleton) Neurocranium: 1 - protects the brain 2 - begins as cartilage that is partly or entirely replaced by bone (except in cartilaginous fishes) Cartilaginous stage: neurocranium begins as pair of parachordal & prechordal cartilages below the
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