A analysis of the sense of smell, beginning with the nose, the olfactory epithelium and the different types of receptor proteins, and progressing through the processes of sensory transduction, transmission of neural signals to the olfactory bulb, and thence into the higher regions of the brain. I also discuss the sense of smell in humans compared to that of other animals, with a focus on the special abilities of bloodhounds. Recommended prerequisite is Episode 38: Neurons and Synapses.
Episode 87: The Geography of Planet Earth
Episode 86: The Evidence for Evolution
Episode 85: Introduction to Quantum Field Theory
Episode 84: Advanced Quantum Mechanics Part II
Episode 83: Advanced Quantum Mechanics Part I
Episode 82: Racial Differences in Intelligence
Episode 81: Intelligence Part 2
Episode 80: Intelligence Part 1
Episode 79: Basic Concepts in Statistics
Episode 78: Hearing
Episode 77: Nuclear Physics and Radioactivity
Episode 76: GDP and Unemployment
Episode 75: Cellular Respiration
Episode 74: Minerals and Rocks
Episode 73: Introduction to the Immune System Part 2
Episode 72: Introduction to the Immune System Part 1
Episode 71: Political Ideologies
Episode 70: Animal Diversity Part 2
Episode 69: Animal Diversity Part 1
Episode 68: Protein Structure and Function
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