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Anosmia is the inability to perceive odor, or in other words a lack of functioning olfaction.Many patients may experience unilateral or bilateral anosmia. A temporary loss of smell can be caused by a blocked nose or infection. In contrast, a permanent loss of smell may be caused by death of olfactory receptor neurons in the nose or by brain injury in which there is damage to the
Loss of smell can also be dangerous because it hinders the detection of gas leaks, fire, and spoiled food. Misconceptions of anosmia as trivial can make it more difficult for a patient to receive the same types of medical aid as someone who has lost other senses, such as hearing or sight.
Hiraeth (Welsh pronunciation: [hɪraɨ̯θ, hiːrai̯θ] [1]) is a Welsh word that has no direct English translation. The University of Wales, Lampeter, likens it to a homesickness tinged with grief and sadness over the lost or departed, especially in the context of Wales and Welsh culture. [2]
Brain plasticity refers to the brain's ability to adapt to a changing environment, for instance to the absence or deterioration of a sense. It is conceivable that cortical remapping or reorganization in response to the loss of one sense may be an evolutionary mechanism that allows people to adapt and compensate by using other senses better ...
Interestingly, both individuals can still sense pain and temperature, indicating that they specifically lost proprioceptive feedback, but not tactile and nociceptive feedback. The impact of losing the sense of proprioception on daily life is perfectly illustrated when Ian Waterman stated, "What is an active brain without mobility". [50] [51]
Saudade has an object; however, its object has become itself, for it means 'nostalgia for nostalgia', a meta-nostalgia, a longing oriented toward the longing itself. It is no more the Loved One or the 'Return' that is desired, based on a sense of loss and absence.
Hypoesthesia or numbness is a common side effect of various medical conditions that manifests as a reduced sense of touch or sensation, or a partial loss of sensitivity to sensory stimuli. In everyday speech this is generally referred to as numbness. [1]
Ageusia (from negative prefix a-and Ancient Greek γεῦσις geûsis 'taste') is the loss of taste functions of the tongue, particularly the inability to detect sweetness, sourness, bitterness, saltiness, and umami (meaning 'savory taste'). It is sometimes confused with anosmia – a loss of the sense of smell.