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  2. Respiratory tract antimicrobial defense system - Wikipedia

    en.wikipedia.org/wiki/Respiratory_tract...

    In the first line of defense, inhaled bacteria are trapped by mucus and are swept toward the pharynx and are swallowed. [1] Bacteria which penetrate the mucous layer are dealt with a second line of defense which includes antimicrobial peptides that are secreted by the surface epithelium of the respiratory tract which kill many strains of ...

  3. Third Front (China) - Wikipedia

    en.wikipedia.org/wiki/Third_Front_(China)

    The Third Front Movement was carried out in a hurry. Many Third Front projects were simultaneously being designed, constructed, and put in production, (biansheji, bianshigong, bianshengchan). After rapprochement with the United States reduced the national defense considerations underlying the Third Front, investment in its projects decreased.

  4. 2023 Ukrainian counteroffensive - Wikipedia

    en.wikipedia.org/wiki/2023_Ukrainian...

    Between Verbove and Tokmak is the third, and final, line of defense consisting of scattered defensive strong points and thin localized minefields. [132] [133] On 23 September, the ISW assessed that Ukrainian forces had cleared out all Russian troops between Robotyne and Novoprokopivka, a settlement directly south of Robotyne.

  5. Phalanx CIWS - Wikipedia

    en.wikipedia.org/wiki/Phalanx_CIWS

    The CIWS is designed to be the last line of defense against anti-ship missiles. Due to its design criteria, its effective range is very short relative to the range of modern ASMs, from 1 to 5 nautical miles (2 to 9 km). The gun mount moves at a very high speed and with great precision.

  6. Acid–base homeostasis - Wikipedia

    en.wikipedia.org/wiki/Acid–base_homeostasis

    Metabolic component: The third line of defense is slow, best measured by the base excess, [9] and mostly depends on the renal system which can add or remove bicarbonate ions (HCO − 3) to or from the ECF. [5] Bicarbonate ions are derived from metabolic carbon dioxide which is enzymatically converted to carbonic acid in the renal tubular cells.

  7. Territorial Force - Wikipedia

    en.wikipedia.org/wiki/Territorial_Force

    The second line competed with the New Army for limited resources and was poorly equipped and armed. The provision of replacements to the first line compromised the second line's home defence capabilities until a third line was raised to take over responsibility for territorial recruitment and training.

  8. On position switch, defensive line drama, young corners and 5 ...

    www.aol.com/position-switch-defensive-line-drama...

    Of the undrafted rookies on defense, Agude has made the biggest impression during the open practices. His seven forced fumbles in 30 games at UCLA and UM show his ability to be disruptive.

  9. Fortifications of the Russian invasion of Ukraine - Wikipedia

    en.wikipedia.org/wiki/Fortifications_of_the...

    [25] [26] According to the Russian media, it is a second line of defence in case the Ukrainian armed forces try to penetrate the area. [27] [28] In a report dated 21 November 2022, the British Ministry of Defence considered that Moscow prioritized the construction of defensive positions on the Svatove–Kreminna line. [29]