BIOL 3401 1st EditionLecture 1Human Anatomy - atom molecule macromolecule organelle cell tissue organ organ system organism (fig 1.4)- Anatomy the study of form - Methods of Anatomical study o Dissection observation of structure o Gross Anatomy what we can see with the naked eyeo Histology with a microscope (cellular level)o Palpation feeling with fingerso Auscultation listening to natural soundso Percussion tapping and listening o Imaging scans and x- rays- Anatomy lead to physiology - Anatomical Variation o No two humans are alike o 30% of us have differences o Variable number of organso Missing structures ( muscles, extra vertebrae, spleen/kidney, anomalies)o Organ location Situssolitus-normal  Situsinversus- the right and left are flipped o Dextrocardiaheart is reversed o SitusPerversus organs are not in the right place - 90% of terms come from greek/ latin wordsThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.- Scientific termso One root (stem) with core meaning o Prefix and or suffix modifies core meaning of root word The back cover of the Anatomy book has 400 root - Plural o Ovary – ovaries o Cortex- cortices o Corpus – corpora- Adjectival form of wordso Brachium- arm o Brachi- of the