Chemical Senses OLFACTION The sense of smell. Begins with the detection of molecules suspended in the air Olfactory stimuli Must be soluble in fat Taken through the nostrils and circulated within the nasal cavities connected to the nostrils. Olfactory epithelium Thin sheet of cells which contain neural receptors for olfaction Contains olfactory receptor cells and glia-type support cells that produce mucus Also contains basal cells which give rise to new receptors when needed Olfactory
Premium Olfaction
Touch is the oldest and the most primitive sense that we have. It is the first sense we experience in the womb and the last one we lose before death. The organ that is most associated with the sense of touch is the skin. The uppermost part of the skin is called epidermis‚ which is as thick as a piece of paper‚ and it protects the inner part. Below the epidermis‚ there is dermis. Dermis is where the sense of touch is originated from. It is filled with many tiny nerve endings‚ which gives the person
Premium Skin Sensory system Nervous system
of the universe.” Do you agree? As far back as recorded history goes‚ there have been two sets of opposing ideas about beliefs and theories of the origin of the universe. It has either existed eternally with no beginning or end‚ or it was created at some point in time eventually coming to an end. There has been many various theories that science has put forth to explain the origin of the universe. But the question is “are they true and have enough evidence to be proof? What science proposes is
Premium Universe Theory Physics
What were they trying to do? Montag and Mildred spend the day reading through the books‚ but none of what they read made any sense. Mildred begged Guy to destroy the books because it is very dangerous to have them. Guy knows that they can lose their home and be locked away in an insane asylum if they’re caught. Montag won’t give up‚ though. As they read‚ Montag hers the Mechanical Hound that he’s certain has been programmed to hunt him sniffing outside his door. In this section the "Sieve and
Premium Fahrenheit 451 Thought Mind
Sense Organs The General Senses Sensory receptors n monitor external or internal conditions. Simplest are free nerve endings. -Temperature - pain -touch -pressure -vibration Receptors throughout the body •Special senses nSmell ntaste nvision nbalance nhearing nReceptors located in sense organs (e.g.‚ ear‚ eye). EYES nAccessory Structures of the Eye qEyelids (palpebra) and glands qSuperficial epithelium of eye nConjunctiva qLacrimal apparatus nTear production and removal
Premium Eye Olfaction Sensory system
Organ Senses Definition of each Sense Organ 1.) Eyes -The human eye is an organ that reacts to light and has several purposes. As a conscious sense organ‚ the mammalian eye allows vision. Fun Fact: *In the dark‚ a substance produced by the rod cells increases the sensitivity of the eye so that it is possible to detect very dim light. 2.) Nose - The nose is the organ responsible for the sense of smell. The cavity of the nose is lined with mucous membranes that have smell receptors connected
Premium Taste Olfaction Ear
4.5. Sense of place One of the important and effective concepts in relation to human and environment is the sense of place which is considered among the basic criteria for assessing quality of environments. This is a witness of reaching the environmental meaning and has different levels representing a range of relations between person and environment. Shamai (1991) refers to three main levels of belonging‚ attachment‚ and commitment to place in relation to the formation of different levels of sense
Premium Natural environment Geography Environment
SALES PROMOTION MKT 3310 Lecture 9‚ 2012 1 Lecture objective By the end of today’s class you should: • understand the role of sales promotion in a company’s integrated marketing communications program. • understand the different types of consumer and trade-oriented sales promotion tools‚ and the reasons for using them. 2 Lecture format • Defining sales promotion‚ types of sales promotion • Strengths and weaknesses of sales promotion • Exercise •Sales promotion and consumer
Premium Marketing
formed a bond with the victim’s family‚ who has forgiven him for what he has done. The victim’s family would like to see him get out on parole because they feel that he has changed his ways and feels that he is very remorseful for what he did as a teenager and would not be a threat to society. Is this enough for him to become eligible for parole? Is he really a threat to society? Psychologically is he ready to re-enter society? Do the feelings of the victim’s family play a role in determining the
Premium Prison
skin contains numerous sensory receptors which receive information from the outside environment. The sensory receptors of the skin are concerned with at least five different senses: pain‚ heat‚ cold‚ touch‚ and pressure. The five are usually grouped together as the single sense of touch in the classification of the five senses of the whole human body. The sensory receptors vary greatly in terms of structure. For example‚ while pain receptors are simply unmyelinated terminal branches of neurons‚
Premium Nervous system Sensory system Sense