Transcription of Human Anatomy & Physiology - Academic …
1 Human Anatomy & PhysiologyHumans = AnimalsCell WallsMulticellularMotileHumans = Animals, Vertebrates2 Major Functions:SupportProtectionHumans = Animals, Vertebrates, MammalsHair3 ear bonesNursing MalleusIncusStapesHumans = Animals, Vertebrates, Mammals, PrimatesOpposable thumbsForward facing eyesPaired claviclesHumans = Animals, Vertebrates, Mammals, Primates, HominidsBig ratio of brain size to body sizeBipedalismForamen magnum at the base of the skullAnatomy Ana Temnein Physiology Physio Logos Complementarity of A&PExamples?Types of Anatomical StudyGross AnatomyGrossus = Large/Great (Latin)Types of Anatomical StudyHistologyTissue = group of cells similar structure/functionTypes of Anatomical StudyCytologyPathologyCardiovascularsyst emOrganelleMoleculeAtoms Chemical level Cellular level Tissue level. Organ level Organ system level Organismal levelSmooth muscle cellSmooth muscle tissueConnective tissueBlood vessel (organ)HeartBloodvesselsEpithelialtissue Smooth muscle tissueLevels of StructureIntegumentaryProtection, Regulates body temperatureSkinSkeletalProtection, Support, Mineral storage, MovementBonesMuscularMovement, Manipulation, ThermogenesisMusclesNervousControl, Regulation, Consciousness Brain, spinal cord, nervesEndocrine Control via hormonesPituitary gland, thyroid gland, testes/ovaries, , blood vessels, bloodLymphatic/ImmuneProtection from pathogens, return of tissue fluid to bloodstream Lymphatic vessels, lymph nodes, thymus, spleenRespiratoryGas exchangeLungs, bronchi, trachea, larynx, pharynx, nasal cavityUrinaryEliminates nitrogenous wastes.
2 Regulates BP, blood volume, blood pH, blood , ureters, urinary bladder, , breakdown, and absorption of of cavity, salivary glands, pharynx, esophagus, stomach, intestines, pancreas, liver, and reproductiveSperm and testosterone , epididymides, vas deferenses, prostate gland, seminal vesicles, urethra, reproductiveOocyte, estrogen, and progesterone , fallopian tubes, uterus, and functionsMultiple TissuesTissuesGroups of similar cells with a common function4 basic Epithelial TissueConnective TissueNervous TissueMuscle TissueCells40,000,000,000,000 total200 different structural/functional + collective activityCellular OrganellesNucleus Cellular control center. Contains DNA (blueprints for protein production).Mitochondria Cellular power plant. Site of conversion of the energy w/i nutrients to the energy currency of the cell adenosine Reticulum Site of protein/lipid productionChemical MoleculesCarbohydratesChemical MoleculesProteinsChemical MoleculesLipidsChemical MoleculesAdenosine triphosphateNucleic acidsDNARNAH omeostasisDynamicVariablesHow do we maintain homeostasis?
3 Negative Feedback MechanismsThe response DECREASES the magnitude of the initial Feedback MechanismsFrequency?The response INCREASES the magnitude of the initial cycle endswhen plug is feedbackcycle is initiated. Positivefeedbackloop Break or tearoccurs in blood vessel wall. Plateletsadhere to site and release chemicals. Released chemicals attract more platelets. Platelet Feedback MechanismsPositive Feedback Mechanisms
