Cell - the smallest unit of an organism that can perform life functions; may be specialized such as nerve, blood, or bone cells, Tissues - similar type cells that perform the same function (e.g. all muscle tissue contracts); four types - nerve, muscle, epithelial, connective, Organs - a structure made up of different types if tissues that work together to do a specific job; e.g. the heart is made of muscle and connective tissue, Organ System - a group of two or more organs working together for a specific job; e.g. the digestive system, Structure - The arrangement of parts (cells, organs, organ systems, etc.) in an organism, Circulatory System - the body system responsible for carrying materials through out the body; major organs include heart, blood vessels, Respiratory System - the body system in which oxygen is brought into the body and carbon dioxide is released; major organs include nose, trachea, bronchi, lungs, diaphragm, Digestive System - the body system that takes in, breaks down, and absorbs nutrients that are necessary for growth and maintenance; major organs include mouth, esophagus, stomach, small intestines, large intestines, rectum/anus, Excretory System - the body system that helps rid the body of wastes, toxins, and excess water or nutrients; major organs include kidneys, ureters, bladder, urethra, skin, and lungs, Nervous System - the body system of specialized cells that carry messages throughout the body; directs behavior, movement, and processes of the body; major organs include brain, spinal cord, peripheral nerves, Muscular System - the body system that supports the body and enables it to move; major organs include skeletal muscles, smooth muscles, cardiac muscles, Skeletal System - the body system that protect and supports the body; has five functions - provides shape and support, allows movement, protects tissues and organs, stores certain materials, produces blood cells; major organs include the bones, Integumentary System - the body system that covers and protects the body; major organ is the skin and includes hair and nails, Epithelial Tissue - type of tissue that can be found in the epidermis, dermis, and lining of the intestine?, Connective Tissue - This tissue stores essential vitamins and nutrients for use in the body. Blood is considered to be this type of tissue., Nervous Tissue - This type of tissue conducts IMPULSES and transmits electricalchemical signals throughout the body to direct movement and function., Muscle Tissue - A body tissue that contracts or shortens, making body parts move.,

Human Body Systems

bởi

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?