Cilia are ____.
A. mucus-secreting cells in the lower bronchial tree
B. tiny structures in the airways that trap and hold foreign material
C. tiny hair-like structures in the airways that push mucus toward the pharynx
D. composed of macrophages and destroy inhaled pathogens
E. flap-like structures that close off the larynx during swallowing
C. tiny hair-like structures in the airways that push mucus toward the pharynx
Cilia are microscopic hair-like projections from the mucous membrane. As mucus traps dust and other foreign particles, the cilia push the mucus toward the pharynx, where it is swallowed.
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You have been dispatched to transfer a patient with schizophrenia from a hospital emergency department to a behavioral health unit at another hospital. While en route, your partner states that he cannot remember what schizophrenia is. You should tell him that schizophrenia is a behavioral disorder commonly characterized by:
A) multiple personalities. B) the need to be around others. C) delusions and hallucinations. D) feelings of worthlessness.
Match the following chest devices, tubes, and catheters with the appropriate function listed be-low
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You observe a man who is shivering and appears famished. What type of support should you provide to make his environment more comfortable?
What will be an ideal response?
What is the technique of choice for intraoral radiography?
What will be an ideal response?