This lesson introduces the basics of biology, including the process researchers use to study science. It also examines the classes of biomolecules and how substances are broken down for energy. *There is no review video for this section. Each topic discussed will be further expanded upon in upcoming lessons with review videos that cover the …
This lesson introduces the idea of experimental design and the factors one must consider to build a successful experiment. Scientific Method Tools for Scientific Inquiry Scientific Reasoning When conducting scientific research, two types of scientific reasoning can be used to address scientific problems: inductive reasoning and deductive reasoning. Both forms of reasoning are also used …
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This lesson introduces the anatomy of the integumentary system, including the system’s function. This lesson also describes the effects of aging and cancer on the integumentary system. The following video will provide a review on the Integumentary System. The Skin’s Many Layers The integumentary system is a body system comprised of the skin and accessory structures, including …
This lesson introduces the anatomy of the muscular system, including the three different muscle tissues. This lesson also describes the role of the muscular system in movement and the physiology of muscle contraction. The following video will provide a review on the Muscular System. Anatomy of the Muscle The muscular system is responsible for all types of …
This lesson introduces the anatomy and functions of the skeletal system. This lesson also explores how bone forms, remodels, and constantly changes as a person grows. The following video will provide a review on the Skeletal System. Skeletal System Overview A human is born with roughly 270 bones. As a person grows, this number decreases …
The following video will provide a review on the Lymphatic System. The Key Players in the Lymphatic System Anatomy of the Lymphatic System Components of the lymphatic system are the spleen, tonsils, adenoids, appendix, thymus gland, and lymph nodes. The spleen helps fight certain types of bacteria. The tonsils, adenoids, and appendix were once believed to be vestigial organs, meaning they …
This lesson introduces the endocrine system and the role it plays in the maintenance of homeostasis. The following video will provide a review of the Endocrine System. Functions of the Endocrine System The endocrine system works with the nervous system to regulate the activities critical to the maintenance of homeostasis. The following are the main …
This lesson introduces the anatomy of the nervous system, including its functions and divisions. It also explores the parts of neuron, neural conduction, and synaptic transmission. The following videos will provide a review on the Nervous System. Part I: Division of the Nervous System Part II: Neurons and the Synapse What Is the Nervous System? …
This lesson introduces the anatomy of the urinary system and how it functions. This lesson also explores the role of other body systems, particularly the circulatory and endocrine systems, in aiding with urinary excretion, absorption, and filtration. Anatomy of the Urinary System Inside the body, the kidney, ureters, bladder, and urethra make up the urinary system, …
The following videos will provide a review on the Reproductive System. Part I: Male Reproductive System vs. Female Reproductive System Part II: Development in the Womb Male Reproductive System Like all biological systems, the male reproductive system is comprised of several organs. These organs are located outside or within the pelvis. The main male reproductive …
