EMT Chapters 27-30

In addition to external bleeding, the most significant risk that an open soft-tissue injury exposes a patient to is:

• infection.

• hypothermia.

• nerve damage.

• vessel damage.

Which of the following statements regarding the cranium is correct?

• The skull is a subdivision of the cranium.

• Thirty percent of the cranium is occupied by blood.

• The cranium protects the structures of the face.

• Eighty percent of the cranium is occupied by brain tissue.

Immediate death from blunt chest trauma following a motor vehicle crash is most often the result of:

• a tension pneumothorax.

• traumatic aortic rupture.

• penetrating lung injuries.

• a massive cardiac contusion.

The eyeball itself is referred to as the:

• Orbit

• Globe

• Sclera

• Cornea

The optic nerve endings are located within the:

• Retina

• Sclera

• Pupil

• Cornea

The conjunctiva are kept moist by fluid produced by the:

• corneal duct.

• posterior orbit.

• optic chiasma.

• lacrimal gland.

A hematoma develops when:

• small amounts of blood leak into the epidermis.

• large blood vessels beneath the skin are damaged.

• severe swelling compromises arterial circulation.

• cells and small vessels in the dermis are damaged.

The white portion of the eye is called the:

• Iris

• Retina

• Sclera

• Cornea

The hormone responsible for the actions of the sympathetic nervous system is:

• Insulin

• Thyroxine

• Epinephrine

• Aldosterone

What part of the nervous system controls the body’s voluntary activities?

• Central

• Sensory

• Somatic

• Autonomic