WebMay 26, 2024 · How do chemical agents enter the body? Chemical agents can enter the body through ingestion, breathing, injection or physical contact with skin or eyes. Some examples include: Cyanide – ingestion, breathing, injection, physical contact. Ammonia – breathing. VX gas – breathing, physical contact. WebNerve agents are acetylcholinesterase inhibitors used as poison . Poisoning by a nerve agent leads to constriction of pupils, profuse salivation, convulsions, and involuntary …
What are nerve agents - and what do they do? - Open University
WebIn the usual course (stages) after a pathogen has entered thehost body, the stage when the host initially develops the appearanceof signs/symptoms like a mild fever and body aches is:A) IncubationB) ProdromalC) AcuteD) ConvalescenceAns: BFeedback:The prodromalstage followsinoculation (the initialstage)and is identified by the initial onset ... WebOct 13, 2024 · Causes. ALS affects the nerve cells that control voluntary muscle movements such as walking and talking (motor neurons).ALS causes the motor neurons to gradually deteriorate, and then die. Motor neurons extend from the brain to the spinal cord to muscles throughout the body. When motor neurons are damaged, they stop sending messages to … reactionary idealism
Volume 5, Chapter 16 Flashcards Quizlet
WebAt ambient temperatures, nerve agents are liquids that readily penetrate the skin and enter the bloodstream; thus, dermal contact is an important route of exposure. Another important route of exposure is inhalation, since nerve agent vapors and aerosol droplets are easily inhaled and highly toxic. WebJul 23, 2004 · Regardless of the route of exposure, nerve agents can cause the following characteristic effects: pinpoint pupils of the eye excessive production of mucous, tears, … WebSmall, pinpoint pupils. Watery eyes. Weakness. Even a tiny drop of nerve agent on the skin can cause sweating and muscle twitching where the agent touched the skin. Exposure to a large dose of soman by any route may result in these additional adverse health effects: Convulsions. Loss of consciousness. Paralysis. how to stop central heating pipes knocking