BIOB33H3 Chapter Notes - Chapter 1-9: Ductus Arteriosus, External Intercostal Muscles, Laryngeal Cancer
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C h a p t e r 5. C h a p t e r 2 4. Compression elevates diaphragm and generates pressure to remove blockage. Done properly to avoid internal organ damage: tracheostomy: if blockage still there, professionals make incision through anterior tracheal wall and tube is inserted. Tube bypasses larynx and permits airflow to trachea: also needed, 1. When larynx is blocked with object, inflammation, sustained laryngeal spasms: 2. When part of trachea is crushed: 3. When portion of trachea is removed during laryngeal cancer treatment. C h a p t e r 2 5. The teeth: teeth perform chewing mastication of food breaks down tough connective tissues and plant fibers, helps saturate materials w/ salivary secretions and enzymes, bulk of each tooth has mineralized matrix like bone. Dentine (dentin) is different from (cid:271)o(cid:374)e as it does(cid:374)"t ha(cid:448)e a(cid:374)(cid:455) li(cid:448)i(cid:374)g (cid:272)ells: cytoplasmic processes extend into dentine from cells in central pulp cavity (spongy and highly vascular.
