Seborrheic dermatitis (Fig. 1) is a common chronic, superficial inflammatory disease of the scalp, face (especially the eyebrows and nasolabial folds), ears, and central chest, affecting 2% to 5% of the population. Clinically, the disease is characterized by thin erythematous plaques, often with a fine, greasy scale.eborrheic dermatitis (Fig. 1) is a common chronic, superficial inflammatory disease of the scalp, face (especially the eyebrows and nasolabial folds), ears, and central chest, affecting 2% to 5% of the population. Clinically, the disease is characterized by thin erythematous plaques, often with a fine, greasy scale.
the function of dendrons is that the dendron has dendrite on the end which receive impulses from receptor cells or other neurones which are then moved along the dendron to the axon.
The purpose of a plants roots are to extract water and minerals from the ground. The leaves absorb sunlight and CO2 so that they can make their own food using photosynthesis.â¦ The stem contains and stores most of the water for when the plant needs energy and keeps the plant upright.16 people found this useful.he purpose of a plants roots are to extract water and minerals from the ground. The leaves absorb sunlight and CO2 so that they can make their own food using photosynthesis. â¦ The stem contains and stores most of the water for when the plant needs energy and keeps the plant upright. 16 people found this useful.