Khan Academy

Innate behaviors (K-A)

Intro to animal behavior (K-A)

Learned behaviors (K-A)

Tissues, organs, & organ systems (K-A)

Homeostasis (K-A)

Endotherms & ectotherms (K-A)

Metabolic rate (K-A)

Temperature regulation strategies (K-A)

Circulatory system and the heart-video (K-A)

Components of blood (K-A)

Hemoglobin (K-A)

Red blood cells (K-A)

B lymphocytes (B cells) (K-A)

The lungs and pulmonary system (K-A)

Cytotoxic T cells and MHC I complexes (K-A)

Helper T cells (K-A)

Inflammatory response (K-A)

Anatomy of a skeletal muscle fiber (K-A)

Professional antigen presenting cells (APC) and MHC II complexes (K-A)

How tropomyosin and troponin regulate muscle contraction (K-A)

Review of B cells, CD4+ T cells and CD8+ T cells (K-A)

Myosin and actin (K-A)

Role of the sarcoplasmic reticulum in muscle cells (K-A)

Role of phagocytes in innate or nonspecific immunity (K-A)

Types of immune responses: Innate and adaptive, humoral vs. cell-mediated (K-A)