Examlex
You are preparing to obtain an ECG tracing while using a 4-lead cardiac monitor. Where would you place the red "RL" lead?
Nasolacrimal Ducts
The ducts that carry tears from the lacrimal sacs of the eyes into the nasal cavity, facilitating tear drainage.
Cricoid Cartilage
Most inferior laryngeal cartilage.
Larynx
The hollow muscular organ forming an air passage to the lungs and holding the vocal cords; the voice box.
External Nares
The external openings of the nasal cavity, commonly known as nostrils, through which air enters and exits.
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