13)Head Neck revised0209

13)Head Neck revised0209 -...

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Head, Face, and Neck, Including Regional  Lymphatics Larry Meneghini MSN, RN CEN              
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The Head Protects brain and sensory organs Consist of sutures which allow for growth and  mobility during birth process (Fig 13-1 pg 272) Facial bones articulate at sutures Facial muscle expression  mediated by the  Facial  Nerve (Cranial Nerve VII) Trigeminal Nerve (CN V)  controls facial sensations  such as pain or touch 
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The Head Salivary Glands:  2 pair facially, the parotid glands  which  are anterior and inferior to the ears and the  submandibular glands  located beneath the mandible. Sublingual glands  located on the floor of the mouth Glands secrete saliva which lubricates food, starts  digestion, and cleans and protects the mucosa   Temporal Artery:  lies superior to the temporalis muscle  and is responsible for the rich blood supply
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The Neck Consists of a myriad of muscles such as the  sternomastoid and trapezius muscles. Innervated by  Cranial Nerve XI, The Spinal  Accessory . This allows movements such as shoulder  shrugging The neck also serves as a conduit for passage of  nerves, blood vessels, lymphs, and viscera
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The Neck Thyroid Gland : An endocrine gland which secretes  hormones (T3 and T 4) It is highly vascular Controls cellular metabolism Consists of 2 conical lobes Straddles the trachea Cricoid cartilage Thyroid cartilage a.k.a “Adams Apple”
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The Lymphatics Head and neck: Consists of 10 sets of lymph nodes  which correspond to their adjacent structures (Fig13- 6 pg 275) Major part of immune system and eliminates foreign  substances Note the flow of lymph (Fig 13-7 pg.276) When assessing  the lymph system it is important to  palpate upstream to identify an abnormal lymph  node
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Developmental Considerations Infants and Children Fontanels:  What are they?? When do they close??    Anterior___ mos. Posterior___ mos Pregnancy : Thyroid enlargement due to hyperplasia  and increased circulation Aged:  The facial bones and orbits appear more  prominent due to decreased elasticity, fat, and  moisture
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Head, Neck, Lymphatics Headache: Name some characteristics. A red flag is  when a patient describes “The worse headache of my  life…”      Head Injury: Onset, Type, setting, Sx before injury,  LOC,  History of illness, Symptoms afterward such as  vomiting, headache, dazed, sleepy Associated symptoms such as head or neck pain,  nasal discharge, extremity involvement
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