Human Flashcards
Cranial cavity
Brain
Spinal cavity
Spinal cord
Thoracic cavity
Heart, lungs, esophagus, windpipe, thymus, aorta
Between thoracic and abdominal pelvic cavity
Diaphragm
Abdominal pelvic cavity
Liver, stomach, pancreas, spleen, kidneys, bladder, small intestines, large intestines, gonads
4 cavities
Cranial
Thoracic
Spinal
Abdominal pelvic
Visara
Soft internal organs within thoracic and abdominal pelvic cavities
Homeostasis
All systems working together for a stable internal environment
Feedback mechanisms
To maintain or intense the changes
(Positive and negetave)
Positive feedback mechanisms
To maintain or intensify changes in body
(Fever, inflammation, clotting, child birth)
Less common than negetave
Negative feedback mechanisms
Reverse the effect of a change
(Lowering blood pressure)
Muscle tissue
Moves body and it’s parts
Designed to contract
Nerve tissue
Controls organs and coordinates all their functions
Long and thin
Epithelial tissue
Line all body parts
Cover and protect every organ
Regulate temp
Fit tightly together, reproduce fast
Connective tissue
Supports body
Structure Varies according to function, fat cells have large vacuoles