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Author Question: A patient is experiencing allergy symptoms after being exposed to environmental dust. This reaction ... (Read 80 times)

rlane42

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on: Jul 23, 2018
A patient is experiencing allergy symptoms after being exposed to environmental dust. This reaction involves the action of histamine, which is released by what cells?
 
  A) Lymphocytes
  B) CD4 T cells
  C) Basophils
  D) Platelets

Question 2

A nursing student is very nervous before her final nursing examination. She states that her stomach is burning. What body system is responsible for this physiological response?
 
  A) Central nervous system
  B) Endocrine system
  C) Cardiovascular system
  D) Parasympathetic nervous system


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Dnite

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Reply #1 on: Jul 23, 2018
Answer to Question 1

C
Feedback:
Histamine is discharged from mast cells and basophils in response to certain stimuli, such as allergic reactions, cellular injury, and extreme cold. Lymphocytes and platelets do not release histamine.

Answer to Question 2

D


rlane42

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Reply 2 on: Jul 23, 2018
Thanks for the timely response, appreciate it

frankwu0507

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Reply 3 on: Yesterday
Wow, this really help

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