Answer:
this doesnt make sense please look over your question and correct the wording
<span>The nurse can determine that the client understands the instructions if the client verbalizes the proper handling and disposal of respiratory secretions. This is important that the patient understands because if any person has contact with the secretions, it can become deadly.</span>
Marien biologist
or as you said
an
Oceanographer
Your answer is Enamel it is the coating on teeth that helps prevent damage.