Answer: the correct answer is laryngoscopy.
Explanation: the surgical procedures that would MOST likely require a rigid endoscope is laryngoscopy. It is the endoscopy of the larynx, a part of the throat. It is a medical procedure that is used to obtain a view, for example, of the vocal folds and the glottis.
You are increasing blood flow and heart rate.
Answer:
- C
- A
Explanation:
The response variable is measured on each individual. In this case the variable we must measure is whether a child caught a cold.
We must asses whether the milk is responsable for the changes in results, to assure this we must be sure that the child received a cup of milk at school each day.
