In the glucose molecule, the chemical bonds between the. carbon (C) and hydrogen (H) atoms hold energy from the sun. 1. When our. bodies extract energy from food and convert it to a form that our cells can. use, we lose more than half of the total food energy as heat.
These secretions flow to the surface of the body or to the lining of a hollow structure in the body. The exocrine secretions are involved in many important functions, such as sweating, digestion and lubricating the eyes.There are many types of exocrine glands in the exocrine system.xamples include the salivary glands, liver, stomach, prostate, lacrimal glands, pancreas, sweat glands, sebaceous glands, and mammary glands. A few examples of conditions that afflict the exocrine system include infection, ulcer, cancer, tumors, obstruction, genetic conditions and sebaceous cysts.
The lymphatic system plays a large role in immunity. This important system also absorbs digested fats from the small intestine. The components of the lymphatic system are divided into two groups â the primary organs and the secondary organs. Primary Organs: The thymus gland and the bone marrow are primary organs.They regulate the production and differentiation of lymphocytes â the cells that make up the immune system.he lymphatic system plays a large role in immunity. This important system also absorbs digested fats from the small intestine. The components of the lymphatic system are divided into two groups â the primary organs and the secondary organs. Primary Organs: The thymus gland and the bone marrow are primary organs.