Systems of the body
Systems of the body NUTR 120 003
Popular in Nutrition for Health
Popular in Nutrition and Food Sciences
This 2 page Class Notes was uploaded by Dinha on Monday November 16, 2015. The Class Notes belongs to NUTR 120 003 at University of New Mexico taught by in Fall 2015. Since its upload, it has received 17 views. For similar materials see Nutrition for Health in Nutrition and Food Sciences at University of New Mexico.
Reviews for Systems of the body
Report this Material
What is Karma?
Karma is the currency of StudySoup.
You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!
Date Created: 11/16/15
Cell is the smallest living functional unit in an organism Mitochondria are organelles that play a major role in the generation of energy Tissues collection of similar cells that perform similar functions Organ collection of tissues that perform a specific function Cardiovascular system The main function of the cardiovascular system is circulating blood throughout the body Respiratory system lungs the primary structures of the respiratory system enable the body to exchange gases particularly oxygen and carbon dioxide Lymphatic system helps maintain uid balance absorb many fatsoluble nutrients and defend the body against diseases immune function Urinary system the urinary system includes the kidneys and the bladder The major role of the kidneys is filtering unneeded substances from blood and maintaining proper uid balance The bladder stores urine until it can be eliminated Muscular system muscles enable movement to occur and they provide support and protection for the body Skeletal system the skeletal system provides support movement and protection for the body Additionally bones store excesses of several minerals and produce blood cells Nervous system nervous system cells in the brain and throughout the body transmit information and responses by electrical and chemical signals Endocrine system the endocrine system is comprised of organs and tissues including the thyroid gland and pancreas that produce a variety of hormones Hormones chemical messengers that convey information to target cells Integumentary system skin protects against minor injuries and invading disease causing agents such as bacteria Skin also helps maintain body temperature primarily by perspiration Reproductive system the main function of the reproductive system is to produce children Bioavailability refers to the extent to which the digestive tract absorbs a nutrient and how well the body uses it Digestive system the primary roles of the digestive system are the digestion of food and the absorption of nutrients into the circulatory or lymphatic systems Peristalsis type of muscular contraction of the gastrointestinal tract Chyme mixture of gastric juice and partially digested food Mucus uid that lubricates and protects certain cells Heartburn back ow of irritating stomach contents into the esophagus The lining of the small intestine is highly folded and covered by tiny ngerlike projections called villi
Are you sure you want to buy this material for
You're already Subscribed!
Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'