When the driver's chest strikes the steering wheel during a motor vehicle collision, what produces the next injury?
A) The air bag deploys a second time.
B) The steering column shears off, causing penetrating trauma.
C) Unsecured objects in the vehicle become projectiles.
D) The heart continues its forward motion until it strikes the chest wall.
Question 2
A responsive patient is complaining of a migraine headache, of which she has a known medical history. Which one of the following would be most appropriate when conducting her secondary exam?
A) Auscultate breath sounds.
B) Assess for pedal edema.
C) Look for jugular venous distention.
D) Assess her visual acuity.
Maxwell wheel
Gross and fine motor development
Fine motor skills involve coordinating the many small muscles of the wrists, hands, and fingers.
Motor neuron showing the axon, dendrite, and myelin sheath.
Stand in a doorway and hook your fingertips on both sides about chest level or lower.
Structure of the bacterial flagellar motor from Salmonella enterica