Anesthesia Key

Bones of the Shoulder and Arm Print Section Listen Big Picture The bones of the skeleton provide a framework to which soft tissues (e.g., muscles) can attach. The bony structure…

Orbital Region Print Section Listen Big Picture The primary organ responsible for vision is the eye. The eyeball is located within a bony orbital encasement, which protects it. The lacrimal…

Fascia of the Neck Print Section Listen Big Picture The cervical fascia consists of concentric layers of fascia that compartmentalize structures in the neck (Figure 25-1). These fascial layers are…

Laryngeal Framework Print Section Listen Big Picture The larynx forms the air passageway from the hyoid bone to the trachea. The larynx is continuous with the laryngopharynx superiorly and with…

Posterior Triangle of the Neck Print Section Listen Big Picture The neck region is divided into triangles to compartmentalize the contents. The sternocleidomastoid muscle divides the neck region into posterior…

Overview of the Oral Cavity Print Section Listen Big Picture The cheeks and lips border the oral cavity, with a space (the vestibule) between the cheeks, lips, and teeth. The…

Overview of the Nasal Cavity Print Section Listen Big Picture The nasal cavity is divided into two lateral compartments separated down the middle by the nasal septum. The nasal cavity…

Overview of the Pharynx Print Section Listen Big Picture The pharynx is a funnel-shaped, fibromuscular tube that extends from the base of the skull to the cricoid cartilage, where the…

The Ear Print Section Listen Big Picture The external ear collects sound waves and transports them through the external acoustic meatus to the tympanic membrane. The tympanic membrane vibrates, setting…

Cutaneous Innervation and Vasculature of the Face Print Section Listen Big Picture The sensory innervation of the face is provided by the three divisions of the trigeminal nerve [cranial nerve…