Anatomy and Cell Biology 3319 Lecture Notes - Lecture 1: Nasal Bone, Sphenoid Bone, Vomer
23 Jun 2016
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Acb 3319 nasal cavity larynx pharynx we"re going to talk about the respiratory system, from the nostrils down to the alveoli. Nasal cavity is assoc"d with the cavity of the skull known as the sinus; sinus is there to lighten the. Pharynx is a muscular tube that runs from the back of your throat down to your esophagus. Larynx: all cartilage; there are a series of intrinsic muscles that run up the larynx that help move. Nasal cavity traps particulate matter; better to accum in nasal cavity than beyond it. Breathe in through your nose to warm and moisten air. If you have a cold in your nose, your voice changes b/c the chamber is affected. External nose is composed largely of cartilaginous tissue. The nose cartilage can be reshaped easily; assoc"d with nasal bone (which is often fractured) Septal cartilage: part of septum, which divides the nose. This is a midsagittal section of the nasal cavity.
