In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream. Digestion is a form of catabolism that is often divided into two processes based on how food is broken down: mechanical and chemical digestion. The term mechanical digestion refers to the physical breakdown of large pieces of food into smaller pieces which can subsequently be accessed by digestive enzymes.
shibboleth (plural shibboleths) 1  A word, especially seen as a test, to distinguish someone as belonging to a particular nation, class, profession etc. 2  A common or longstanding belief, custom, or catchphrase associated with a particular group, especially one with little current meaning or truth. It's about time we abandoned the bourgeois shibboleth that earning money makes you a better person.
1 Qigong is a Chinese practice using movement, affirmations, breathwork, visualizations, and meditation to improve the flow of qi or life force, restore internal harmony, and restore the practitioner's harmony with nature. Yoga is a multidimensional system that includes stretching and strengthening poses, breathing exercises, and ethical and meditation practices. 2  It uses body, breath, and senses to reconnect the practitioner with the universe and move emotions and thoughts into stillness.