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137 Multiple choice questions

  1. A weapon malfunction that occurs when the cartridge fails to feed into the chamber
  2. stock's top edge where the shooter's cheek rests
  3. Propellant used in most firearms; produces a large volume of gas when ignited
  4. houses the firing pin, safety, drop safety, sights, and extractor
  5. houses the bolt assembly group
  6. located on the end of the barrel near the muzzle; it is designed for the swift location of the target and for bringing the firearm into alignment for accuracy
  7. bottom opening on the receiver that live rounds are fed into or removed from the magazine tube
  8. A pistol in which the hammer must be manually cocked and the first round fires double action but the subsequent rounds fire single action
  9. Results when the trigger finger pulls the trigger straight back with increasing yet constant and steady pressure until the firearm discharges
  10. The measurement used to identify different cartridge (projectile) sizes
  11. used to support the rifle with the support hand; acts as a heat shield from the barrel
  12. provides space for lighting and sighting devices
  13. Shotgun only: The part of the case mouth that bends inward to grip the bullet; with shotgun shells, the term applies to the closure at the case mouth
  14. Double feed: a weapon malfunction that occurs when a spent casing remains in the chamber while a new cartridge enters the chamber
  15. A position behind cover
  16. a button assuring that the bolt is locked
  17. releases the magazine from the frame (magazine well)
  18. Small metal cup containing the detonating mixture used to ignite the propellant or powder charge
  19. Anything that creates a bullet-resistant barrier between an officer and a threat
  20. The recommended time that ammunition can be expected to be reliable
  21. holds the internal parts, as well as the slide assembly, and provides a way to grip the pistol
  22. A condition that prevents a weapon from operating normally
  23. Important in the aiming process. Breathing while trying to aim causes the handgun to move vertically along with the rise and fall of your chest
  24. "small of the stock," just behind the receiver; the shooter uses the ___ and his or her shooting hand for control when firing or carrying it
  25. mechanical device that, when activated, releases the slide
  26. located on the slide's front; used to bring the firearm into alignment for accuracy
  27. enables separation of the upper receiver from the lower receiver and allows for fieldstripping and cleaning
  28. contains the magazine release, magazine well, trigger housing, and trigger components
  29. The metal, plastic, or paper container that holds all parts of a round of ammunition: primer, powder charge, and bullet
  30. A weapon malfunction that occurs when a lack of powder or a partial burn of powder causes the primer to ignite
  31. A weapon malfunction that occurs when the trigger is pulled, but the round fails to detonate
  32. expels the shell from the ejection port (internal part of the bolt)
  33. enables manipulation of the bolt to chamber a round
  34. place for the thumb to rest while gripping the pistol
  35. allows the trigger to move when pressed
  36. holds the internal parts, as well as the slide assembly, and provides a way to grip the pistol
  37. device that locks the slide in the open position
  38. A cylinder that does not rotate
  39. two pieces of steel mounted on each side of the inside of the receiver at the magazine's rear; they help hold the cartridges in the magazine and release them one at a time when the action operates. They are also used to manually unload the shotgun.
  40. when the trigger is pulled, this part falls forward to activate the primer
  41. part of a revolver that turns the cylinder as the gun is cocked, thus aligning a cartridge with the hammer or firing pin (internal part)
  42. Single, hollow lead bullet that weighs from 7/8 to 1 1/8 ounce; is .72 caliber and penetrates most materials but not solid steel
  43. The extended pause between breaths, which is the optimum time to fire the shot(s)
  44. barrel's front end
  45. the end of the stock
  46. part of the weapon attached to the receiver; a shooter places the ___ on his or her shoulder when firing
  47. locks the cylinder
  48. opening on the side or bottom of the receiver; spent casings are ejected from it and live rounds are loaded into this port
  49. A firearm in which the hammer must be cocked before the weapon can be fired
  50. device that allows quick and simple field stripping of the pistol
  51. activates the pistol's operation
  52. The relationship of the front sight and rear sight with the shooter's eye
  53. contains ammunition ready to be chambered
  54. A weapon malfunction which is caused by a failure to extract the round in the chamber and a new round being fed from the magazine well
  55. slightly rounded steel part that blocks the loading port; catches rounds released from the magazine and raises them into alignment with the chamber
  56. The hand that assists the shooting hand
  57. houses the extractor rod and contains the chambers that hold the cartridges
  58. opening that permits the shell to exit the weapon (internal part)
  59. 2 3/4-inch shell with nine .33 caliber lead pellets or a 3-inch magnum shell with twelve .32 caliber pellets; penetrates solid wood doors, drywall, and wood walls at close range
  60. provides a path for the fired bullet; its chamber holds the cartridge
  61. rear area of the stock that the shooter mounts against the shoulder for firing; normally covered with a metal or plastic ___ plate or a recoil pad
  62. internal structure that holds the parts of the revolver and provides a way of gripping the firearm
  63. provides a path for the fired bullet
  64. grips and pulls the shell from the chamber
  65. Normally used for bird hunting or practice; this shell has a load of small diameter lead or steel shot pellets; used for training purposes
  66. top corner of the butt
  67. metal hook-shaped part mounted on the bolt; the hook engages the rim of the cartridge so that when the action is brought to the rear, the ___ removes the shell from the chamber.
  68. Markings found on the head of ammunition that indicate the caliber or gauge and identify the manufacturer
  69. supports the cartridge at rest and during firing (internal part)
  70. permits removal of the magazine from the firearm
  71. metal loops affixed to the rifle/carbine to which a carrying strap attaches
  72. long cylinder-shaped tube through which the projectile travels from the chamber
  73. disengages the cylinder from the frame
  74. located on the rear of the frame; it can be adjustable or fixed
  75. A technique used when a shooter cannot use the sights on the weapon or he or she has no time to align the sight properly; the firearm is viewed as an extension of the arm and pointed at the target
  76. when depressed, it causes the extractor to push the cartridge from the cylinder
  77. The relationship between the eye, front sight, rear sight, and target
  78. Technique used to reload in a tactical situation
  79. flat steel part that fits onto the action bars and on which the bolt sits
  80. An object or group of objects that creates a visual barrier between an officer and a threat but may not stop a projectile
  81. bead or raised post on the front of the barrel used to bring the firearm into alignment for accuracy
  82. Complete ammunition cartridge that contains all parts of ammunition; a military term meaning one single cartridge
  83. enables the firearm to fire when pulled
  84. A measurement of shotgun bores derived from the number of bore-sized balls of lead per pound
  85. part of the hammer or frame that protrudes through the frame and strikes the primer (internal part)
  86. provides a path for the fired bullet and is chambered to hold the cartridge
  87. enables the bolt to return after firing (internal part)
  88. part of the frame that houses the rear sight, positioned over cylinder
  89. part of the hammer or frame that protrudes through the frame and strikes the primer (internal part)
  90. portion of the grip that is placed in the palm of the shooting hand
  91. allows access of the firing pin assembly
  92. mechanical device that prevents a shooter from pulling the trigger and discharging the shotgun
  93. part of the hammer or frame that protrudes through the frame and strikes the primer (internal part)
  94. Stovepipe: a weapon malfunction that occurs when a fired round does not completely eject
  95. The edge on the base of a cartridge case that stops the progress of the case into the chamber
  96. base of the magazine
  97. The maintenance of sight alignment before, during, and after firing a round
  98. star-shaped device attached to the extractor rod that fits inside the cylinder that the rounds rest on (internal part)
  99. Shotgun: The only part not found in any other center fire cartridge; this is used to seal/confine gases; can be made of plastic or compressed cardboard
  100. cylindrical steel part containing the firing pin and extractor, which closes the breech end of the barrel for firing
  101. when pulled, this releases the sear (a part that holds the hammer in the cocked position) and activates the firing pin
  102. holds the bolt to the rear when the charging handle is pulled to the rear and the lower portion is depressed; releases the bolt when the upper portion is depressed
  103. section consisting of the trigger, trigger springs, safety, and all firing mechanism parts
  104. part of the hammer used for cocking the weapon to single-action mode
  105. made of polymer designed to allow the shooter to easily grip and control the weapon
  106. holds the trigger group and bolt assembly
  107. A weapon malfunction that occurs when a round is in the chamber and the action is closed
  108. The posture a shooter assumes while firing a shot
  109. blocks the hammer from striking the firing pin; prevents firing (located on the left side of the weapon)
  110. attachment on the barrel's forward end that reduces the flash as burning powder escapes when the bullet exits the barrel
  111. on a Smith & Wesson revolver, it is the spring-loaded part that holds the cylinder closed
  112. located under the barrel and holds rounds
  113. the bottom part of the butt
  114. a butt plate, usually rubber, that reduces the effect of the shotgun's recoil or "kick"
  115. located on the magazine tube's end and keeps the barrel in place
  116. part of the frame that protects the trigger
  117. portion of the grip that allows the fingers of the shooting hand to rest
  118. Portion of the cartridge that becomes a projectile when in flight
  119. The recommended time that ammunition can be expected to be reliable, from manufacture time to issue time
  120. A revolver or semiautomatic pistol
  121. located on the rear of the slide that aligns with the front sight to bring the firearm into alignment for accuracy
  122. part that enables shoulder support during firing
  123. piece of spring steel mounted on the inside left of the receiver; when the action pulls a shell to the rear, it compresses and then releases the ___ as the bolt goes past it
  124. pushes the slide forward
  125. attaches the cylinder to the frame so the cylinder can swing in and out of the frame opening; Colt uses the term crane; Smith & Wesson uses the term YOKE (internal part)
  126. wooden or polymer grip near the magazine
  127. Shotgun: spherical pellets of various sizes, usually made of lead
  128. housing for the magazine (internal part)
  129. portion of the grip that is placed in the palm of the shooting hand
  130. made of wood, plastic, or rubber; designed to allow the shooter to grip the firearm easily for control
  131. A firearm in which every round fires double action with the hammer at rest against the rear of the slide
  132. contains the firing pin, spring, and extractor (internal part)
  133. used to align the firearm to the bullet's point of impact
  134. directs the recoil spring
  135. activates the revolver's operation in both single and double action
  136. secondary aligning device located on the receiver or barrel that aligns with the front sight bead or post to bring the shotgun into alignment for accuracy
  137. The dominant or strong hand that is used to fire a gun