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Chapter 3
Chapter 3: Vocab Review
| Term | Definition |
|---|---|
| abdominal cavity | between ab walls, above pelvis, below diaphragm |
| blood system | blood and all its components |
| cardiovascular system | heart, blood vessels, circulatory system |
| cell | smallest unit of living structure |
| connective tissue | fibrous substance forms body's supportive framework:bones, ligaments, tendons |
| cranial cavity | space in head contains brain |
| diaphragm | muscle that divides ab and thoracic cavities |
| digestive system | all organs of digestion and waste excretion from mouth to anus |
| dorsal cavity | main cavity on back side of body: cranial and spinal cavitiies |
| endocrine system | glands that secrete hormones to regulate certain body functions |
| epithelial tissue | covers or lines body and its parts |
| integumentary system | skin, hair, nails |
| lymphatic and immune system | lymph, glands of lymphatic system, lymphatic vessels, specific and nonspecific defenses of immune system |
| muscle tissue | able to contract and relax |
| musculoskeletal system | muscles, bones and cartilage |
| nervous system | brain, spinal cord, nerve and controls most body functions by sending/receiving messages |
| nervous tissue | specialized tissue that forms nerve cells and is capable of transmitting messages |
| organ | specialized tissue performs specific function |
| pelvic cavity | below ab cavity including reproductive organs |
| reproductive system | controls reprodction |
| respiratory system | lungs and airways and performs breathing |
| sensory system | eyes ears and parts of other systems involved in reactions of five senses |
| spinal cavity | contains spinal cord |
| system | any group of organs and ancillary parts that work together to perform a major body function |
| thoracic cavity | above ab cavity contains heart, lungs, and major blood vessels |
| tissue | group of cells that work together to perform single function |
| urinary system | kidneys, ureters, bladder, urethra; maintain homeostasis by removing fluid and dissolved waste |
| ventral cavity | major cavity in front of body containing thoracic and ab and pelvic cavities |
| anterior | at or toward front |
| coronal plane | divides body into anterior and posterior positions (front N back) |
| deep | away from surface |
| cross sectional plane | intersects body horizontally (across) |
| distal | away from point of attachment to trunk |
| dorsal | back of body |
| epigastric region (2) | immediately above stomach |
| frontal plane | divides body into anterior and posterior (front N back) |
| hypochondriac region (1 & 3) | left and right regions of body just below cartilage of ribs and above ab |
| hypogastric region (8) | blow umbilical region |
| iliac regions (7 & 9) | left and right regions of body near upper portion of hip bones |
| inguinal regions | left and right regions of body near upper portion of hip bones |
| inferior | below another structure |
| lateral | to the side |
| lateral plane | divides body perpendicular to medial plane |
| left lower quadrant | lower left anterior side |
| left upper quadrant | upper left anterior side |
| lumbar region (4 & 6) | left and right regions of body near ab |
| medial | near the mddle |
| medial plane | divides body into equal left and right halves |
| midsaggital plane | divides into left and right halves |
| posterio | toward back side |
| proximal | near point of attachment to trunk |
| prone | lying on stomach face down |
| right lower quadrant | lower right anterior side |
| right upper quadrant | upper right anterior side |
| sagittal plane | divides body into left and right halves |
| superficial | near surface |
| supine | lying on spine facing upward |
| superior | above another body structure |
| transverse plane | intersects body horizontally |
| umbilical region (5) | surround umbilicus |
| ventral | toward front |