A patient is stabbed and the knife enters the heart. Which of the following is the inner most layer that the knife passes through before entering muscle fibers?

a. Epicardium
b. Mediastinum
c. Parietal pericardium
d. Pleural cavity


Answer: a. Epicardium

Health Professions

You might also like to view...

True or false (circle one). A faulty posture can be caused by habitual muscular patterns but never by structural deformities such as deviations in the shape or length of the bones

Indicate whether the statement is true or false.

Health Professions

You must immobilize a 6-year-old male patient who was involved in a motor vehicle accident. Regarding the airway, why should you consider placing padding under his shoulders and back?

A) The child's cricoid cartilage is prone to collapse B) The child's diaphragm is lower and more difficult to move C) The child's tongue is larger and weaker than an adult's D) The child's occipital skull is larger in proportion to his body

Health Professions

Sommering's ring right eye:

Select the correct code for each of the diagnoses: A) H26.122. B) H26.419. C) H26.411. D) H26.40.

Health Professions

You arrive at the scene of a 56-year-old man who collapsed. The patient's wife tells you that he suddenly grabbed his chest and then passed out. Your assessment reveals that he is apneic and pulseless. As your partner begins one-rescuer CPR, you should:

A) notify medical control. B) insert an airway adjunct. C) prepare the AED for use. D) obtain a SAMPLE history

Health Professions