An individual suﬀers severe blunt trauma to the thoracic cavity. Which of the following organs are at greatest risk from this injury?

Heart and lungs

Brain and spinal cord

Liver and stomach

Large and small intestines

Answer and Explanation

The Correct Answer is A

Heart and lungs. The thoracic cavity contains the heart and lungs, which are at greatest risk from severe blunt trauma to this area.

B. The brain and spinal cord are not located in the thoracic cavity and are therefore not at greatest risk from blunt trauma to this area.

C. The liver and stomach are located in the abdominal cavity, which is below the thoracic cavity. While these organs may be aﬀected by severe blunt trauma to the thoracic cavity, they are not at the greatest risk.

D. The large and small intestines are also located in the abdominal cavity and are not at the greatest risk from blunt trauma to the thoracic cavity.

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Correct Answer is D

Explanation

The tibia and fibula are located in the crural region of the body, which is the lower leg between the knee and ankle. The coxal region refers to the hip area, the antecubital region is the front of the elbow, and the tarsal region is the ankle and foot

A. Releasing histamine and acetylcholine B. Exchanging oxygen and carbon dioxide C. Absorbing food D. Producing enzymes

Correct Answer is B

Explanation

Emphysema is a lung condition that is caused by damage to the alveoli, the tiny air sacs in the lungs where gas exchange occurs. When the alveoli are damaged, the body has difficulty exchanging oxygen and carbon dioxide. This can lead to shortness of breath and other respiratory problems. The other options are not directly related to the function of the alveoli or the eﬀects of emphysema.

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An individual suﬀers severe blunt trauma to the thoracic cavity. Which of the following organs are at greatest risk from this injury?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

In which of the following regions of the body are the tibia and fibula?

Correct Answer is D

Explanation

Emphysema caused by damage to alveoli from toxins and pollutants is likely to result in the body having difficulty performing which of the following actions?

Correct Answer is B

Explanation

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