Chapter 3 - Body Structure Flashcards
abdominal cavity
body space between the abdominal walls, above the pelvis, and below the diaphragm
blood system
body system that includes blood and all its component parts
cardiovascular system
body system that includes the heart and blood vessels; circulatory system
cell
smallest unit of a living structure
connective tissue
fibrous substance that forms the body’s supportive framework
cranial cavity
space in the head that contains the brain
diaphgram
muscle that divides the abdominal and thoracic cavities
digestive system
body system that includes all organs of digestion and waste excretion, from the mouth to the anus
dorsal cavity
main cavity on the back side of the body containing the cranial and spinal cavities
endocrine system
body system that includes glands which secrete hormones to regulate certain body functions
epithelial tissue
tissue that covers or lines the body or its parts
integumentary system
body system that includes skin, hair and nails
lymphatic and immune system
body system that includes the lymph, glands of the lymphatic system, lymphatic vessels, and the specific and nonspecific defenses of the immune system
muscle tissue
tissue that is able to contract and relax
musculoskeletal system
body system that includes muscles, bones and cartyilage
nervous system
body system that includes the brain, spinal cord, and nerves and controls most body functions by sending and receiving messages
nervous tissue
specialized tissue that forms nerve cells and is capable of transmitting messages.
organ
group of specialized tissue that performs a specific function
pelvic cavity
body space below the abdominal cavity that includes the reproductive organs
reproductive system
either the male or female body system that controls reproduction
respiratory system
body system that includes the lungs and airways and performs breathing
sensory system
body system that includes the eyes and ears and those parts of other systems involved in the reactions of the five senses
spinal cavity
body space that contains the spinal cord
system
any group of organs and ancillary parts that work together to perform a major body function