ELEMENTARY SCIENCE FACTS & REVIEWERS

URINARY SYSTEM FACTS General Facts: The urinary system, also known as the renal system, consists of the kidneys, ureters, bladder, and urethra. The primary function of the urinary system is to remove waste products and excess fluids from the body. The kidneys are responsible for filtering the blood and producing urine. The ureters are tubes that transport urine from the kidneys to the bladder. The bladder is a muscular sac that stores urine until it is ready to be eliminated. The urethra is a tube that carries urine from the bladder to the outside of the body. The urinary system is essential for maintaining proper fluid balance and eliminating waste products. The kidneys are located in the upper abdomen, on either side of the spine. The left kidney is slightly higher than the right kidney. The average adult has two kidneys, each about the size of a fist. Kidney Function: The kidneys filter around 120-150 quarts of blood per day. The kidneys remove waste products such as urea, creatinin...

  LYMNPATHIC SYSTEM Here are 150 facts about the lymphatic system:   General Facts:   The lymphatic system is a network of vessels and organs that help to maintain fluid balance in the body. The lymphatic system is part of the circulatory system. The lymphatic system is also involved in immune function. The lymphatic system is made up of lymph vessels, lymph nodes, the spleen, the thymus, and the tonsils. Lymph is a clear fluid that circulates through the lymphatic system. The lymphatic system is responsible for removing excess fluid, waste, and other debris from the tissues. The lymphatic system also plays a role in the absorption of nutrients and fats from the digestive system. The lymphatic system is essential for the proper functioning of the immune system. The lymphatic system is found in all vertebrates, including humans. The lymphatic system is named after the lymph, the fluid that it circulates.   Lymph Vessels:   Lymp...

  Here are 100 facts about the endocrine system: General Facts:   The endocrine system is a collection of glands that produce and secrete hormones into the bloodstream to regulate various bodily functions. Hormones are chemical messengers that control and coordinate many functions in the body, including growth and development, metabolism, and reproduction. The endocrine system works in conjunction with the nervous system to control the body's activities. The endocrine system is made up of several glands, including the pituitary, thyroid, parathyroid, adrenal, pancreas, and reproductive glands. Hormones can have a wide range of effects on the body, depending on the type of hormone and where it acts. Hormones can act quickly, such as in the fight or flight response, or slowly, such as in the development of secondary sex characteristics. Hormones can be regulated by various factors, including feedback loops and environmental cues. Endocrine disorders can resul...