Vandervert (1980/1988) described in scientific detail a simple, every day illustration of an operational definition in terms of making a cake (i.e., its recipe is an operational definition used in a specialized laboratory known as the household kitchen).andervert (1980/1988) described in scientific detail a simple, every day illustration of an operational definition in terms of making a cake (i.e., its recipe is an operational definition used in a specialized laboratory known as the household kitchen).
In addition, a swollen tongue can be caused by: 1  Hormonal disorders such as acromegaly. 2  Congenital disorders such as Beckwith Wiedemann syndrome. 3  Genetic disorders such as Down syndrome and hereditary angioedema. 4  Hypothyroidism, an underactive thyroid. 5  Poor vitamin B12 absorption. 6  Pituitary gland disorder.
A swollen tongue is an abnormal condition in which the entire tongue or a portion of it is enlarged, bloated or distended.Your tongue is made up of muscles and the upper surface is lined with taste buds. Your tongue helps you to talk, swallow, taste and chew.A swollen tongue can result from infection, inflammation, allergy, genetic disorders, trauma, malignancy, metabolic diseases, and other abnormal processes.our tongue is made up of muscles and the upper surface is lined with taste buds. Your tongue helps you to talk, swallow, taste and chew. A swollen tongue can result from infection, inflammation, allergy, genetic disorders, trauma, malignancy, metabolic diseases, and other abnormal processes.