Secretion. The stomach produces and secretes several important substances to control the digestion of food. Each of these substances is produced by exocrine or endocrine cells found in the mucosa. 1  The main exocrine product of the stomach is gastric juice â a mixture of mucus, hydrochloric acid, and digestive enzymes.
Strain theory in criminology has focused on the first type of strain, arguing that it is most responsible for the delinquency in our society. Major research traditions in the justice/equity field, however, argue that anger and frustration derive primarily from the second two types of strain.
Stress = Force/Area. Strain = A change in shape or volume in response to a stress. Stress is the cause, strain is the effect! There are three types of stress : 1) Compressive stress Forces that squeeze or push toward one another from opposite directions (cause shortening or flattening).2) Tensional stress Forces that pull away from one another in opposite directions (cause stretching or extension).tress = Force/Area. Strain = A change in shape or volume in response to a stress. Stress is the cause, strain is the effect! There are three types of stress : 1) Compressive stress Forces that squeeze or push toward one another from opposite directions (cause shortening or flattening).