Name ____________________________________________ Period ________ date ____________ #1 HUMAN BODY SYSTEMS Rank the following in order from smallest (1) to largest (8): Atom Organ Organs Cells Organelle system Molecules Organism Tissue Identify the system described and fill in the blanks with the missing information Description: fill in missing information Name of System Skin, mucus, oil, sweat, tears and saliva also work to prevent ____________________ from entering body Variety of ____________ ____________ ______________to defend against invasion of pathogens Consists of lymphatic vessels, lymph nodes, tonsils, spleen and thymus Responsible for ______________ _______________ Kidneys filter blood to remove wastes from it, helping to maintain ___________________________ of body fluids Kidneys also help control level of sodium Includes: kidneys, urinary tract, bladder, ureters, and urethra Includes: testes and ovaries Males produce sperm. Females produce eggs. Controlled by __________________ Works with _________________ system to maintain ____________________ Made up of a series of _____________ that release chemicals directly into bloodstream
Name ____________________________________________ Period ________ date ____________ #1 HUMAN BODY SYSTEMS Rank the following in order from smallest (1) to largest (8): Atom Cells Molecules Organ Organelle Organism Organs system Tissue Identify the system described and fill in the blanks with the missing information Name of System Description: fill in missing information Skin, mucus, oil, sweat, tears and saliva also work to prevent ____________________ from entering body Variety of ____________ ____________ ______________to defend against invasion of pathogens Consists of lymphatic vessels, lymph nodes, tonsils, spleen and thymus Responsible for ______________ _______________ Kidneys filter blood to remove wastes from it, helping to maintain ___________________________ of body fluids Kidneys also help control level of sodium Includes: kidneys, urinary tract, bladder, ureters, and urethra Includes: testes and ovaries Males produce sperm. Females produce eggs. Controlled by __________________ Works with _________________ system to maintain ____________________ Made up of a series of _____________ that release chemicals directly into bloodstream
week%201%20ACTIVITIES.docx