Hovedindhold

Organisk biologi

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Lungerne og lungekredsløbetRøde blodlegemerCirculatory system and the heartHæmoglobinComponents of blood
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Anatomy of a neuronOverview of neuron structure and functionSodium-potassium pumpCorrection to sodium-potassium pump videoThe membrane potentialElectrotonic and action potentialsSaltatorisk ledning i neuronerNeuronal synapses (chemical)The synapseNeurotransmitters and receptorsQ & A: Neuron depolarization, hyperpolarization, and action potentialsOverview of the functions of the cerebral cortex
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Nyren og nephronetSekundær aktiv transport i nephronen
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Myosin og actinHow tropomyosin and troponin regulate muscle contractionRollen for sarkoplasmisk reticulum i muskelcellerEn skeletmuskulatur-fibers anatomi
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Fagocytters rolle i medfødt eller ikke-specifik immunitetTypes of immune responses: Innate and adaptive, humoral vs. cell-mediatedB-lymfocytter (B-celler)Antigen-præsenterende celler (APC) og MHC II komplekserT-hjælpecellerCytotoksiske T-celler og MHC I komplekserGennemgang af B-celler, CD4 + T-celler og CD8+ T-cellerInflammatory response

Om dette emne

Your body is an amazing system! The human body is made up of groups of organs, called organ systems, that work together to keep the body in balance. In this section, we'll travel from the circulatory system, to the nervous system, to the immune system and beyond. Learn about the amazing biology that keeps your body ticking!
Biology is brought to you with support from the
Amgen FoundationAmgen Foundation