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Heart (Anatomy (Blood entries (Pulmonary arteries, Pulmonary Veins,…

- - - - Aorta
        
        ligamentum arteriosum
        
        epicardium
        
        left coronary artery
        
        circumflex artery
        
        posterior and anterior intraventricular artery
        
        1 more item...
        
        braciocephalic
        
        left common carotid artery
        
        left subclavian artery
  - - - Tricuspid valve
        
        chordae tendineae
        
        papillary muscle
        
        right ventricle
        
        pulmonary semi lunar valve
        
        left atrium
        
        1 more item...
- - - - blood to and from the lungs
    - - blood to and from the rest of the body
  - - - send blood to lungs to be oxygenated
    - - bring blood from lungs to be sent out to whole body
    - - blood coming from head and arms
    - - blood coming from legs and trunk
  - - - increase surface area
      - Aorta
        
        left subclavian artery
        
        third branch, goes to left arm
        
        braciocephalic
        
        first branch off aortic
        
        left common carotid artery
        
        goes to left side of head
        
        ligamentum arteriosum
        
        epicardium
        
        is the membrane on the heart. Also called visceral pericardium
        
        left coronary artery
        
        supplies blood to left side of heart
        
        circumflex artery
        
        supplies blood to left side of heart
        
        intraventricular artery
        
        3 more items...
  - - - blood enters the heart from coronary sinus, inferior vena cava, and superior vena cava
      - Tricuspid valve
        
        open from pressure and lets blood into right ventricle. Prevents blood back flow (right side)
        
        chordae tendineae
        
        keeps valve closed
        
        papillary muscle
        
        base of chordae tendineae moves them
        
        right ventricle
        
        holds blood to be sent through pulmonary semi lunar valve
        
        pulmonary semi lunar valve
        
        sends blood to get oxygenated
        
        left atrium
        
        2 more items...
  - - - 75 bpm
      - cardiac output
        
        amt of blood pumped by each ventricle in 1 minute
        
        stroke volume
        
        volume of blood pumped out by one ventricle with each beat
        
        preload
        
        amt of blood returning to heart (venous return)
        
        importance- initial stretching of cardiac myocytes before contraction.
        
        contractility
        
        pump strength
        
        afterload
        
        pressure that ventricles must overcome to eject blood
        
        1 more item...
        
        normal heart sounds
        
        2 more items...
    - - 60 to 70 beats pbm and about 14 breaths per minute
    - - heart function/rate is the contractions your heart does
        
        blood pressure is the pressure of blood within the arteries.
  - - - P wave- atrial depolarization
        
        QRS wave- ventricular depolarization, atrial repolarization
        
        T wave- ventricular repolarization