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Cardiovascular system, IMG_4452, IMG_4449, IMG_4450, IMG_4453, IMG_4456,…

- - - - Loose CNT = fat cells
      - Coronary artery, Cardiac vein
      - SA node
  - - - Vesicular nucleus
      - Glycogen
      - No intercalated disc
- - - - Provide the attachment site for valve leaflets
      - Fibrous rings surrounding the valve orifice
- - - - Axillary, Brachial, Profunda femoris, Femoral, Radial, Ulna
      - Tunica media
        
        Circular smooth muscle
        
        Eternal elastic lamina
      - Tunica intima
        
        Endothelium
        
        Internal elastic lamina
      - Tunica adventitia
        
        Collagen & elastic fibers
    - - Aorta and branches
        
        Tunica intima
        
        Subendothelial layer
        
        Internal elastic lamina
        
        Endothelium
        
        Branches
        
        Pulmonary artery
        
        Common iliac artery
        
        Brachiocephalic trunk
        
        Tunica media
        
        Elastic tubular sheath
        
        External elastic lamina (difficulty identify from tunica media)
        
        Tunica adventitia
        
        Bundle of collagen fibers
        
        Casa vasorum
    - - Tunica media
        
        Circularly arranged of smooth muscle
      - Tunica adventitia
        
        Thin layer of CNT
      - Tunica intima
        
        Endothelial lining
        
        Internal elastic lamina
    - - Fenestarted capillary (Type II)
        
        Continuous basement membrane
        
        Endocrine gland, Gastrointestinal trac(intestine villi), Glomerulus of renal corpuscle (no diaphragm)
        
        Cytoplasm(pores)
      - Discontinuous capillary (Type III)
        
        Cytoplasm: wide pore, discontinuous os absent basement membrane
        
        Microphage: Kupffer’s cells
        
        Various sized & wide lumen
        
        Bone marrow spleen, liver
      - Continuous capillary (Type I)
        
        Muscular tissues, lung & CNT
        
        Tight junction of endothelial cells
        
        Blood brain barrier
        
        Blood thymus barrier
        
        Continuous cytoplasm & basement membrane
  - - - Tunica media
        
        Circular smooth muscle lower limb: thick head, neck & abdomen : thin
        
        External elastic lamina : thin
      - Tunica adventitia
        
        Thick layer
        
        Bundles of collagen & elastic fibers
      - Tunica intima
        
        Endothelial lining
        
        Internal elastic lamina; thin
    - - Tunica media
        
        Collagen & elastic fiber & smooth muscles : circularly
        
        External elastic lamina : thin
      - Tunica adventitia
        
        Thick layer
        
        Smooth muscle : longitudinal
      - Tunica intima
        
        Endothelial lining
        
        Internal elastic lamina : thin
    - - Thin wall
      - Endothelial cells : pore
      - Large & irregular lumen
      - Height permeability