Four Types of Actuators. An actuator is a kind of motor that controls or moves mechanisms or systems. It takes hydraulic fluid, electric current or other sources of power and converts the energy to facilitate the motion.
Adiposis dolorosa affects mainly women of 25-40 years, but can make its appearance at any age. Much suggests a dominant line of inheritance (13, 14), particularly strong in the line great grandmother-mother-daughter. The disease is approximately twenty times more prevalent amongst women than men.
The initial presentation of celiac disease in patients in their 20s and 30s may be dermatitis herpetiformis. This condition usually appears as clear or blood-tinged vesicles symmetrically distributed over the extensor areas of the elbows, knees, buttocks, shoulders and scalp (Figure 8).