Ch. 30 Quiz

Why do injuries to the heart, lungs, and great vessels have the potential to be very serious?

• Because they are not protected by the ribcage

• Because they are not essential organs

• Due to the location of these organs

• Because they can easily be repaired

What does 'MOI' stand for in the context of the document?

• Mode of Injury

• Mechanism of Injury

• Method of Operation

• Measure of Impact

Which of the following is NOT listed as a common mechanism of injury (MOI) for chest injuries?

• Falls

• Shooting

• Electric shock

• Stabbing

What is a common consequence of chest injuries according to the document?

• They usually result in minor bruises

• They often impair the ability to breathe normally

• They are easily treatable with first aid

• They do not require medical attention

What is the role of the diaphragm in ventilation according to the lecture?

• Responsible for active ventilation

• Responsible for passive ventilation

• Responsible for oxygenation

• There is no mention of the diaphragm's role

Where are the intercostal muscles located?

• Between the neck and the diaphragm

• Inside the thoracic cage

• Between the ribs

• Along the nipple line

Where does the Thoracic Cage begin and end?

• From the top of the head to the diaphragm

• From the bottom of the neck to the diaphragm

• From the bottom of the neck to the waist

• From the chest to the diaphragm

What is the highest position the diaphragm may sit at?

• As high as the shoulder line

• As high as the waistline

• As high as the nipple line

• As high as the neck

Which spinal nerves innervate the Intercostal Muscles?

• C3 and C4

• C5 and C6

• C6 and C7

• C8 and T1

What may be a consequence of spinal injuries to the region that innervates the Intercostal Muscles?

• Increased active breathing

• Loss of active breathing

• Improved diaphragm function

• Enhanced rib flexibility