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Bio Animal Systems
Animal Systems
Term | Definition |
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Integumentary system | System consisting of the skin and its associated structures, such as the hair, nails, sweat glands, and sebaceous glands |
Skeletal system | Supports the body; protects internal organs; allows movement; stores mineral reserves; provides a site for blood cell formation |
Muscular system | Works with skeletal system to produce voluntary movement; helps to circulate blood and move food through the digestive system |
Circulatory system | Brings oxygen, nutrients, and hormones to cells; fights infection; removes cell waste; helps to regulate body temperature |
Endocrine system | A system of glands, each of which secretes a type of hormone into the bloodstream to regulate the body |
Nervous system | Recognizes and coordinates the body's response to changes in its internal and external environments |
Digestive system | Converts foods into simpler molecules that can be used by the cells of the body; absorbs food; eliminates wastes |
Reproductive system | Produces reproductive cells; in females, nurtures and protects developing embryo |
Lymphatic system | Helps protect the body from disease; collects fluid lost from blood vessels and returns the fluid to the circulatory system |
Excretory system | Eliminates waste products from the body in order to maintain homeostasis |
Respiratory system | Provides oxygen needed for cellular respiration and removes excess carbon dioxide from the body |
Tissue | A collection of interconnected cells that perform a similar function within an organism |
Organ | A collection of tissues joined in structural unit to serve a common function |
Organ system | A group of organs related by a common larger function or set of functions |
Homeostasis | The ability of an organism or cell to maintain equilibrium by adjusting its physiological processes |