Ontario Life Systems Strand

Grade 8

Cells, Tissues, Organs and Systems

Expectations The Digital Frog 2.5
Students will:  
Describe, using their observations, differences in structure between plant and animal cells Anatomy: section see Cellular Division, Cardiac Muscle Cells for animal cell example
Recognize that cells in multicellular organisms need to reproduce to make more cells to form and repair tissues Anatomy section: Blood, Cellular Division
Describe, using observation, the movement of gases and water during diffusion and osmosis Anatomy section : Skin, Respiration, Circulation (capillaries)
Describe the needs and functions of cells and organs in relationship to the needs of the human body as a whole Anatomy section: Respiratory, Circulatory, Digestive, Excretory, Endocrine, Nervous systems
Describe the factors that contribute to the functioning of the five basic human systems Anatomy section: Respiratory, Circulatory, Digestive, Excretory, Endocrine, Nervous systems
Describe some ways in which the various systems in the human body are interdependent Anatomy sections: Interacting Systems, How Do Frogs Eat?, How Do Frogs Move?, How Do Frogs Mate?, Respiratory, Circulatory, Digestive, Excretory, Endocrine, Nervous systems
Describe similar and different functions of comparable structures in different groups of living things see Human Comparison throughout Anatomy sections
Describe ways in which substances work by altering cellular functions Anatomy section: Respiratory, Circulatory, Digestive, Excretory, Endocrine, Nervous systems
Describe ways in which various types of cells contribute to the healthy functioning of the human body Anatomy section: Blood, Cellular Division, Skin, Cardiac Muscle, Smooth Muscle, Skeletal Muscle
Illustrate how blood is pushed by pressure throughout the body to carry oxygen and nutrients to the cells, tissues and organs Anatomy section: Heart, Veins, Arteries