Anatomical Landmarks and Cun Measurements Flashcards
What 2 methods are used for locating channels and points?
- Anatomical Landmarks
- Proportional skeletal measurements - Cun measurements
What is the preferred and most acurate method for locating channels and points.
Anatomical landmarks and bone cun
What is a fixed landmark?
Protuberances or depressions formed by bones joints, muscles
What is a moveable landmark?
Gabs, depressions, wrinkles and peaks which appear along with the movement of joints, muscles, tendons and skin.
Body terminology:
Inferior?
Superior?
Inferior: nearer to feet
Superior: Nearer to head
Body terminology:
Anterior?
Posterior?
Anterior: Nearer to front
Posterior: Nearer to back
Body terminology:
Distal?
Proximal?
Distal: Further from the center of the body
Proximal: Closer to center of the body
Body terminology:
Medial?
Lateral?
Medial: closer to midline
Lateral: further from midline
What is the vertex?
Highest point of Head
What is the Glabella?
The central bony reference point on the forehead
What is the temporomandibular joint?
Located inferior to the zygomatic arch and anterior to the tragus of the ear.
Can be palpated by opening and closing the mouth.
What is the mentolobial groove?
A transverse groove at the junction of the chin and lower lip
What is the mastoid process?
A cone shaped bony structure which can be palpated posterior to the ear.
What is the Laryngeal Prominence?
In men the highest point of the larynx (addams apple)
In women, needs to be palpated to locate V-shaped of upper thyroid cartilage
What is vertebra prominens?
C7
What is the suprasternal fossa?
The depression superior to the sternum between the sternoclavicular joint
Where is the Sternocostal angle and xiphoid process?
Where the lower borders of the rib cage unite.
True or False
The same number of cun between each distance is the same for each person.
The size of cun changes depending on the size of the person
True
What are the three types of landmarks primarily used for body cun measurements?
- Boney structures
- Joints
- Superficial antomy - nipples, umbilicus
What is the distance between the nipples?
8 cun
What is the distance between the midpoint of the clavicles?
8 cun
What is the distance between the tip of the acromion process and midline of the body?
8 cun
What is the distance between anterior axillary and cubital crease?
9 cun
What is the distance between cubital crease and the wrist?
12 cun
What is the distance between sternocostal angle and the umbilicus?
8 cun
What is the distance between the anterior hairline and the posterior hairline?
12 cun
What is the distance between glabella and anterior hairline?
3 cun
What is the distance between the angles of the hairline?
9 cun
What is the distance between the mastoid process?
9 cun
What is the distance between the posterior hairline and C7?
3 cun
What is the distance between the medial borders of the scapulae?
6 cun
What is the distance between the gluteal fold and the knee?
14 cun
What is the distance between the popliteal crease and the lateral malleolus?
16 cun
What is the distance between the popliteal crease and medial malleolus?
15 cun
What is the distance between the umbilicus and the pubic synthesis?
5 cun
What is the distance between the lateral prominence of the greater trochanter and the popliteal crease?
19 cun
What is the heaight of the patella?
2 cun
What is the distance between the glabella and C7?
18 cun
What is the distance between the nipples?
8 cun
What is the distance between the suprasternal fossa and the sternocostal angle?
9 cun
What is the distance between the gluteal fold and popliteal fossa?
14 cun
popliteal fossa, knee, (popliteal creas)
What is the size of the thumb?
1 cun
What is the size of the index and middle finger together at the level of the proximal interphalangeal joint?
1.5 cun
What is the distance between the proximal interphalangeal joint and the tip of the finger?
2 cun
What is the width of the index finger, middle finger and ring finger at the level of the skin crease of the proximal interphalangeal joint?
2 cun
What is the width of all four fingers at the level of the skin crease of the proximal interphalangeal joint?
3 cun