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RA/Nose
Parts of the Nose
| Question | Answer |
|---|---|
| Anterior ridge of the nose | dorsum |
| 3 parts of the Dorsum | 1. root 2. bridge 3. protruding lobe |
| Concave dip below the forehead (glabella) at the articulation of the frontal & nasal bones | root |
| The dome over the upper part of the Nasal cavity & formed by the nasal bones | bridge |
| The spherical area forming the inferior part of the Dorsum and adjoining the wings and Columna Nasi; also includes the tip | protruding lobe |
| The point of greatest projection of the nose & protruding lobe | tip |
| The inferior margin of the Wing which forms a concave arc (superiorly) | arch of the wing |
| The lateral lobes of the nose which lie between the Protruding Lobes and the cheeks (or Nasal Sulci) | wings |
| The small angular area between the Wing and the cheek (Nasolabial Fold) | nasal sulcus |
| The tiny superficial partition between the nostrils; most inferior part of the nose | columna nasi |
| Bisects the base of the nose | upper integumentary lip |
| The eminence of the cheek adjacent to the mouth; extending from the superior part of the posterior margin of the wing of the nose to the side of the mouth. | nasolabial fold |
| Nostril openings | anterior nares |
| The inferior margin of the Wing which forms a concave arc (superiorly) | arch of the wing |
| forehead eminence above the root | glabella |
| General shape of nose | pyramidal |
| 3 General Types of Nose Shapes | 1. leptorrhine (straight) 2. platyrrhine (broad) 3. mesorrhine (between lepto & messo) |
| Profile Classification of Noses | 1. straight nose (Grecian nose) little or no curvature. 2. convex nose (Roman/Aquiline/hook; dorsum curves 3. concave (infantine/snub/pug) depressed or inward curve. |
| How many cartilaginous plates in the Nose? | total of 5; one septal cartilage; four lateral cartilages |
| The furrow originating at the superior border of the wing of the nose and extending to the side of the mouth | nasolabial sulcus |
| The wall separating the anterior nares is called what? | septum |
| The protruding ridge of the nose is called what? | bridge |
| The anterior nares are located in the posterior ______ of the nose? | 2/3 |
| The philtrum dissects what fractional measurement from tip to wing? | 1/2 |
| The nostrils are what fractional measurement of the base of the nose? | 2/3 |
| The nasal spine is what fractional measurement of the total projection of the nose? | 1/3 |
| The greatest width of the nose is measured between the wings and represents what fractional measurement of the nose's length? | 2/3 |
Created by:
karlbwilsonsr