Abdominal and Sensory Pathways Quiz

In which abdominal quadrant is the spleen located?

• RUQ

• RLQ

• LUQ

• LLQ

Why is splenic trauma dangerous?

• It rarely bleeds

• It bleeds heavily due to high vascularity

• It contains little blood

• It is protected by the pelvis

Why is the pancreas rarely injured in blunt trauma?

• It is small and well-protected deep in the abdomen

• It is highly mobile

• It sits directly beneath the rib cage

• It is a hollow organ

Splinting should be done after pain medication because:

• Narcotics improve splint alignment

• Pain meds stop swelling

• Splinting becomes unnecessary

• Splinting requires manipulation of the painful extremity

Sensory information in the spinothalamic tract ascends on the:

• Ipsilateral side

• Dorsal side

• Contralateral side

• Same side as motor tracts

Why do tracheobronchial injuries often occur at the carina?

• The mass and inertia of the lungs strain the airway bifurcation

• It is the weakest part of the trachea

• It has no cartilage

• It is unprotected by ribs

Penetrating trauma to the lower right ribs can injure the:

• Spleen

• Stomach

• Pancreas

• Liver

What may occur if PPV is given to a patient with a tracheobronchial tear?

• Normal ventilation improves

• Massive air leak causing worsening pneumothorax/tension

• No change occurs

• CO₂ elimination decreases only

Where is the cervical plexus located?

• C. C5–C8

• D. L1–L4

• A. C1–C4

• B. T1–T4

Why is the phrenic nerve important?

• It controls intercostal muscles

• It controls abdominal muscles

• It innervates the diaphragm

• It regulates heart rhythm