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.
Swelling of the tongue can occur due to inflammation of the tongue (known as glossitis), the presence of abnormal substances (such as amyloid protein) in the tongue, the collection of fluid in the tongue as a result of different disease processes, or tumors that infiltrate the tissues of the tongue. dramatically swollen tongue can lead to breathing problems and may be a medical emergency. Treatment of allergic reactions that include swollen tongue can include epinephrine, antihistamines, and/or steroid medications.