In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

[EX Q]: Question: Pseudomonas aeruginosa is: 
 Options:  <1> Able to ferment a large variety of sugars. <2> Often resistant to many antibiotics for medical use. <3> Responsible for toxi-alimentary infections. <4> Part of the normal microbiota of the skin. <5> A commensal bacterium of the digestive tract.
[EX A]: 2

[EX Q]: Question: The Nernst equation: 
 Options:  <1> It is true both for reversible and highly irreversible galvanic cells. <2> It allows to calculate the electromotive force of a galvanic cell with only knowing the Gibbs energy standard of the chemical reaction of the cell. <3> It depends solely on the activities of the species that participate in the chemical reaction of the cell. <4> It relates the electromotive force of the cell with the activities of the species that participate in the chemical reaction of the cell and with the standard potential of the reaction. <5> It is independent of the number of electrons transferred in the electrochemical reaction of the cell
[EX A]: 4

[EX Q]: Question: Question linked to image # 15 While we are exploring this patient, he has a sudden worsening of his hemodynamic state and an increase in his tachypnea. Tracheal deviation to the left, distended jugular veins and absence of ventilation in the right hemithorax are observed. The most likely diagnosis is: 
 Options:  <1> Progression of the right pulmonary contusion. <2> Expansive right cervical vascular injury. <3> Cardiac tamponade. <4> Right hemothorax <5> Tension pneumothorax.
[EX A]:
5