Complete question:
A student is working on a lab where they are trying to identify an unknown substance. The student decides to smell the solution by taking a big breath over the test tube. They immediately start to cough and their lungs are burning.
Answer and Explanation:
Many chemicals might be recognized by their smell. Some of them might be inoffensive, some others might cause slight damage and some others might be very harmful to the person that inhales them.
In the exposed example, the solution probably damaged the respiratory tract, causing inflammation and irritation.
There are some issues to take into account to avoid an accident by inhaling a chemical:
<u>Precaution</u>:
- Study the security rules of the laboratory
- Always read the label of the substance
- Ask the teacher or the person in charge, about the correct procedure
- Proceed in the correct way, by driving the smelly vapors with your hand toward your nose. Never breathe directly over the test tube.
In case of accidents by inhaling you should:
<u>Response:</u>
- Take the affected person out of the laboratory
- Look for an airy place where the affected person might breath
- Call an emergency service
- Explain exactly what the affected person did and the chemicals that the person inhaled.
Answer:
its (a)
Explanation:
<h2>A tissue is a group of red blood cells of common origin which are structurally similar and perform a particular function. Organ is a group of tissues and organ system is a group of organs.</h2><h2>Therefore, the correct answer is option A.</h2>
<h2>hope it helps you.</h2>
<h2>pls mark me as branliest </h2>
Answer:
range
Explanation:
I'm not sure what you're looking for bc I dont know the answer choices. Hope this helps anyway.
Well each layer has a certain amount of heat and the heat of the layers depend on how the earth is going to feel and when is it going to feel that way. Also they can create volcanos which make rocks and rocks can be used to create other rocks from the earth.
Answer:
The correct answer is option a) "sensory neuron".
Explanation:
Sensory neurons are a type of specialized nerve cells which main function is the conversion of external stimuli into internal electrical impulses that the body uses to react to the external stimuli. We feel pain as result of a particular sensory neuron called nociceptor. Therefore, if southern grasshopper mouse essentially does not feel pain when stung by the bark scorpion it is most likely the sensory neurons of the mouse are affected in this scenario.
