Lab Exam 3 - Surface Anatomy (Exercise 15) Flashcards Preview

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Flashcards in Lab Exam 3 - Surface Anatomy (Exercise 15) Deck (78):
1

Surface anatomy of the head and neck. Define 1.

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1. frontalis muscle

Lies over the forehead. Palpate the frontalis muscle with fingers while raising eyebrows.

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2

Surface anatomy of the head and neck. Define 2.

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2. Zygomaticus major muscle

Originates on the the zygomatic bone and inserts on the corner of hte mouth. Palpate this muscle near the zygomatic bone while smiling.

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3

Surface anatomy of the head and neck. Define 3.

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3. Mental Protuberance

Palpate this anterior tip of the chin

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4

Surface anatomy of the head and neck. Define 4.

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4. Supraorbital margin

superior borders of the frontal bone that border the eye orbits. Palpate the supraorbital margins.

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5

Surface anatomy of the head and neck. Define 5.

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5. Nasal bone

Forms the bridge of the nose. Place fingers along the bridge of the nose to feel nasal bones. Find the anterior border of the nasal bones and papate the nasal cartilage inferior to nasal bones.

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6

Surface anatomy of the head and neck. Define 6.

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6. Body of mandible

Horizontal portion of the lower jawbone. Palpate this main part of the mandible that includes the chin.

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7

Surface anatomy of the head and neck. Define 7.

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7. Temporalis muscle

Located superior to the ear. Palpate the temporalis muscle while closing the mouth and clenching your teeth.

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8

Surface anatomy of the head and neck. Define 8.

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8. Occipitalis muscle

Lies over the inferior portion of the occipital bone. firmly palpate the posterior surface of the skull immediately above the neck as you raise and lower eyebrows.

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9

Surface anatomy of the head and neck. Define 9.

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9. External occipital protuberance

Rounded projection superior to foramen magnum of the occipital bone. Palpate the base of the skull near the midline. Lateral to the external occipital protuberance are two curved ridges called the superior nuchal lines, which mark the boundary between the head and neck.

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10

Surface anatomy of the head and neck. Define 10.

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10. Mastoid process

Rounded projection on the inferior portion of the temporal bone posterior to the ear. Palpate area of the skull inferior and posterior to external auditory meatus of ear. 

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11

Surface anatomy of the head and neck. Define 11.

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11. Ramus of Mandible

Verticle process of mandible. Palpate ramus inferior to the TMJ. The rounded condylar process (mandibular condyle) at the posterior portion of the ramus articulates with the mandibular fossa of the temporal bone to form the TMJ.

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12

Surface anatomy of the head and neck. Define 12.

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12. Temporomandibular joint

Located anterior to the external auditory meatus of the ear. Palpate the joint while opening and closing the mouth.

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13

Surface anatomy of the head and neck. Define 13.

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13. Masseter muscle

Located anterior to ramus of the mandible. Palpate the masseter muscle while closing the mouth and clenching your teeth.

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14

Surface anatomy of the head and neck, continued. Define 1.

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1. Common carotid artery

Located in the lateral neck between the trachea and the sternocleidomastoid muscle. Branch into the external and internal carotid arteries at the superior border of the larynx. Palpate the right common carotid artery by placing your fingers on the right side of the neck just lateral to the trachea.

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15

Surface anatomy of the head and neck, continued. Define 2.

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2. Sternocleidomastoid muscle

Originates on the sternum and clavicle and inserts on the mastoid process of the temporal bone. Look into a mirror while turning your head to the side. Observe the sternocleidomastoid muscle and palpate the muscle.

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16

Surface anatomy of the head and neck, continued. Define 3.

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3. Hyoid bone

Located in the anterior neck between the mandible and larynx. With the head in anatomical position, palpate the hyoid bone by placing the thumb and middle finger of one hand on either side of the neck about 1 inch inferior to the mandible. This bone can be moved laterally from side to side.

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17

Surface anatomy of the head and neck, continued. Define 4.

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4. Thyroid cartilage

Largest cartilage of the larynx that has a prominence called the Adam's apple. Located in anterior neck inferior to hyoid bone. Move fingers 1 inch inferiorly from the hyoid bone until a firm structure is reached. Swallow to feel this cartilage move superiorly.

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18

Surface anatomy of the head and neck, continued. Define 5.

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5. Cricoid cartilage

Located inferior to the thyroid cartilage and used as a landmark when locating the trachea during a tracheostomy. Move your fingers down the thyroid cartilage. There is a depression between the thyroid cartilage and the cricoid cartilage. Palpate the cricoid cartilage inferior to this depression.

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19

Surface anatomy of the head and neck, continued. Define 6.

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6. Trapezius muscle

Located in the posterior and lateral neck. Inflammation of trapezius muscle may result in "stiff neck." Place fingers on the posterior portion of the lateral neck and palpate while flexing and extending the neck.

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20

Surface anatomy of the head and neck, continued. Define 7.

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7. Suprasternal (jugular) notch

Located at the base of the neck between the sternal heads of the sternocleidomastoid muscles and just superior to the sternum. Palpate the sternum and move the fingers superiorly to feel the suprasternal notch.

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21

Surface Anatomy of the Trunk. Define 1. 

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1. Manubrium of sternum

Superior part of the sternum between the suprasternal notch and body of the sternum. Palpate by placing fingers at suprasternal notch and moving them inferiorly until a ridge (sternal angle) is reached.

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22

Surface Anatomy of the Trunk. Define 2. 

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2. Sternal angle

Raised area that can be felt at border of manubrium and sternum.

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23

Surface Anatomy of the Trunk. Define 3. 

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3. Pectoralis major muscle

Major muscle of the chest. In males, the inferior border can be observed as a curved line under the breasts. This line is at the level of the fifth rib. Bend over your lab bench and push yourself up with one limb. Use your opposite hand to palpate the pectoralis major muscle.

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24

Surface Anatomy of the Trunk. Define 4. 

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4. Serratus anterior muscle

Located on the lateral chest wall, extending from the ribs under the arm to the scapula. Flex your forearm and abduct your elbow. Use your opposite hand to palpate the serratus anterior muscle as it abducts the scapula. If you move too far posteriorly, you will be palpating the latissimus dorsi instead.

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25

Surface Anatomy of the Trunk. Define 5. 

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5. Body of sternum

 

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26

Surface Anatomy of the Trunk. Define 6. 

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6. Xiphisternal joint

Joint between body of the sternum and xiphoid process of the sternum. 

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27

Surface Anatomy of the Trunk. Define 7. 

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7. Xiphoid process of sternum

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28

Surface Anatomy of the Trunk. Define 8. 

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8. Costal margin

Anterior edge of costal cartilage of ribs 7-10

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29

Surface Anatomy of the Back. Define 1.

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1. Trapezius muscle

Large muscle of the posterior neck and middle of back.

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30

Surface Anatomy of the Back. Define 2.

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2. Infraspinatus muscle

Located inferior to the spine of the scapula. Palpate area inferior to the spine of the scapula to feel this muscle.

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31

Surface Anatomy of the Back. Define 3.

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3. Teres major muscle

Located inferior to the infraspinatus muscle

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32

Surface Anatomy of the Back. Define 4.

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4. Erector spinae muscle

Large muscle of lower back. Bend over and palpate this muscle while extending the vertebral column.

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33

Surface Anatomy of the Back. Define 5.

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5. Spinous process of vertebrae

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34

Surface Anatomy of the Back. Define 6.

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6. Vertebral border of scapula

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35

Surface Anatomy of the Back. Define 7.

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7. Triangle of auscultation

Triangular region of the back formed by the latissimus dorsi, trapezius, and vertebral border of scapula. This region is not covered by superficial muscles enabling respiratory sounds to be heard with a stethoscope.

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36

Surface Anatomy of the Back. Define 8.

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8. Latissimus dorsi muscle

Broad muscle located between the lumbar region and axillary region. Together with teres major muscle forms the posterior axillary fold. 

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37

Surface Anatomy of the Abdomen. Define 1.

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1. Rectus abdominis muscle

Longitudinal muscles lateral to the linea alba. Lie back in your chair and palpate these muscles as you sit up.

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38

Surface Anatomy of the Abdomen. Define 2.

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2. External oblique muscle

Inferior to serratus anterior muscles. Palpate while twisting trunk toward the opposite side.

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39

Surface Anatomy of the Abdomen. Define 3.

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3. Iliac crest

Marks the inferior border of the abdomen. Palpate the iliac crest by placing your hands on your hips.

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40

Surface Anatomy of the Abdomen. Define 4.

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4. Anterior superior iliac spine

Located at the anterior end of the iliac crest. Palpate the iliac crest with your fingers and move your fingers medially until you feel the "bump" at the anterior end of the iliac crest.

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41

Surface Anatomy of the Abdomen. Define 5.

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5. Serratus anterior muscle

 

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42

Surface Anatomy of the Abdomen. Define 6.

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6. Linea alba

Tendinous raphe between the xiphoid process and public symphysis forming a verticle groove along the midline. This is a common incision site because there is little damage to muscles and little bleeding.

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43

Surface Anatomy of the Abdomen. Define 7.

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7. Tendinous intersection

Transverse grooves across rectur abdominis muscles that are observable in muscular individuals

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44

Surface Anatomy of the Abdomen. Define 8.

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8. Linea semilunaris

Lateral margin of rectus abdominis that is observable in lean people as a groove. 

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45

Surface Anatomy of the Abdomen. Define 9.

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9. Umbilibus

Most notable feature of the abdomen and a common incision site.  (Belly button)

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46

Surface Anatomy of the Abdomen. Define 10.

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10. McBurney's point

The appendix is deep to McBurney's point, which is located along the line between the umbilicus and the right anterior superior iliac spine. THe most common site of incision for an appendectomy.

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47

Surface anatomy of the shoulder. Define 1. 

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1. Acromion of scapula

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48

Surface anatomy of the shoulder. Define 2. 

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2. Spine of scapula

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49

Surface anatomy of the shoulder. Define 3. 

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3. Deltoid muscle

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50

Surface anatomy of the shoulder. Define 4. 

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4. Clavicle

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51

Surface anatomy of the shoulder. Define 5. 

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5. Greater tubercle of humerus

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52

Surface anatomy of the arm and elbow. Define 1. 

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1. biceps brachii muscle

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53

Surface anatomy of the arm and elbow. Define 2. 

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2. tendon of the biceps brachii muscle

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54

Surface anatomy of the arm and elbow. Define 3. 

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3. groove for brachial artery

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55

Surface anatomy of the arm and elbow. Define 4. 

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4. olecranon of ulna

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56

Surface anatomy of the arm and elbow. Define 5. 

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5. medial epicondyle of humerus

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57

Surface anatomy of the arm and elbow. Define 6. 

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6. triceps brachii muscle

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58

Surface anatomy of the arm and elbow, continued. Define 1 and 2.

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1. biceps brachii muscle

2. Triceps brachii muscle

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59

Surface anatomy of the arm and elbow, continued. Define 3 and 4.

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3. olecranon of ulna

4. lateral epicondyle of humerus

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60

Surface anatomy of the elbow. Define 1 and 2.

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1. cephalic vein

This superficial vein can be viewed on the lateral side of the anterior forearm and ascends to the arm.

2. cubital fossa

This triangular-shaped concavity is on the anterior surface of the elbow joint

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61

Surface anatomy of the elbow. Define 3 and 4.

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3. Brachioradialis muscle

As its name indicates, this muscle originates on the distal arm, borders the lateral side of the cubital fossa, and extends to the proximal forearm to insert on the radius.

4. Cephalic vein

This superficial vein can be viewed on the lateral side of the anterior forearm and ascends to the arm.

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62

Surface anatomy of the elbow. Define 5 and 6.

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5. Basilic vein

Superficial vein seen on the medial side of the anterior forearm and ascends to the arm.

6. Median cubital vein

Superficial vein that diagonally crosses the anterior surface of the elbow in the cubital fossa. This vein connects the lateral cephalic vein with the medial basilica vein. Typical site for drawing blood.

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63

Surface anatomy of the buttocks. Define 1 and 2.

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1. Sacrum

2. Greater trochanter

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64

Surface anatomy of the buttocks. Define 3 and 4.

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3. coccyx

4. ischial tuberosity

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65

Surface anatomy of the buttocks. Define 5 and 6.

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5. Iliac crest

6. Gluteus maximus muscle

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66

Surface anatomy of the buttocks. Define 7 and 8.

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7. Gluteus maximus muscle

8. gluteal cleft

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67

Surface Anatomy of the anterior surface of the thigh. Define 1 and 2. 

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1. Femoral triangle

2. sartorius muscle

68

Surface Anatomy of the anterior surface of the thigh. Define 3 and 4. 

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3. Adductor longus muscle

4. rectus femoris muscle

69

Surface Anatomy of the anterior surface of the thigh. Define 5, 6, and 7.

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5. Gracilis muscle

6. vastus lateralis muscle

7. vastus medialis muscle

70

Surface Anatomy of the knee. Define 1 and 2.

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1. semitendinosus and semimembranosus muscles

2. biceps femoris muscle

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71

Surface Anatomy of the knee. Define 3, 4, and 5.

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3. Biceps femoris tendon

4. popliteal fossa

5. tendon of semitendinosus

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72

Surface Anatomy of the Knee, Cont. Define 1 and 2.

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1. Lateral condyle of femur

2. patella

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73

Surface Anatomy of the Knee, Cont. Define 3 and 4.

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3. Lateral condyle of tibia

4. medial condyle of femur

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74

Surface Anatomy of the Knee, Cont. Define 5, 6, and 7.

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5. Medial condyle of tibia

6. patellar ligament

7. tibial tuberosity

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75

Surface Anatomy of the Lower Limb. Define 1 and 2. 

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1. fibularis longus muscle

2. patella

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76

Surface Anatomy of the Lower Limb. Define 3, 4, and 5.

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3. tibialis anterior muscle

4. lateral malleolus of fibula

5. medial malleolus of tibia

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77

Surface anatomy of lower limb, continued. Define 1 and 2. 

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1. Gastrocnemius muscle

2. soleus muscle

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78

Surface anatomy of lower limb, continued. Define 3 and 4. 

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3. calcaeal (achilles) tendon

4. calcaneus

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