Abdominal Anatomy

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93 Terms

1
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Rectus abdominis muscle

1

<p>1</p>
2
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Inguinal Ligament

2

<p>2</p>
3
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Linea alba

3

<p>3</p>
4
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Diaphragm

Superior Boundary of the abdomen

5
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Pelvic inlet

Deep inferior boundary of the abdomen

6
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Superficial Inferior Boundary

Superior margin of lower limbs/inguinal ligament make up this boundary of the abdomen

7
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5 lumbar vertebrae and pelvis

What makes up the posterior boundary of the abdomen

8
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Abdominal muscles

What makes up the anterior boundary of the abdomen

9
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abdominal cavity

1

<p>1</p>
10
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Costovertebral Angle (CVA)

Formed by the lower border of the 12th rib and transverse processes of the upper lumbar vertebrae

11
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Liver

1

<p>1</p>
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Gallbladder

2

<p>2</p>
13
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Ascending Colon

3

<p>3</p>
14
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Cecum

4

<p>4</p>
15
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spleen

5

<p>5</p>
16
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stomach

6

<p>6</p>
17
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Pancreas

7

<p>7</p>
18
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Transverse Colon

8

<p>8</p>
19
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Full bladder

9

<p>9</p>
20
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Right upper quadrant (RUQ)

1

  • Liver

  • Gallbladder

  • Pylorus (stomach)

  • Duodenum

  • Hepatic flexure (colon)

  • Head of pancreas

  • Part of transverse colon

<p>1</p><ul><li><p>Liver</p></li><li><p>Gallbladder</p></li><li><p>Pylorus (stomach)</p></li><li><p>Duodenum</p></li><li><p>Hepatic flexure (colon)</p></li><li><p>Head of pancreas</p></li><li><p>Part of transverse colon</p></li></ul><p></p>
21
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Left upper quadrant (LUQ)

2

  • Spleen

  • Splenic flexure (colon)

  • Stomach

  • body/tail of pancreas

  • Part of transverse colon

<p>2</p><ul><li><p>Spleen</p></li><li><p>Splenic flexure (colon)</p></li><li><p>Stomach</p></li><li><p>body/tail of pancreas</p></li><li><p>Part of transverse colon</p></li></ul><p></p>
22
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right lower quadrant (RLQ)

3

  • Small intestine

  • cecum

  • appendix

  • ascending colon

  • right ovary

<p>3</p><ul><li><p>Small intestine</p></li><li><p>cecum</p></li><li><p>appendix</p></li><li><p>ascending colon</p></li><li><p>right ovary</p></li></ul><p></p>
23
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Left lower quadrant (LLQ)

4

  • Descending colon

  • Sigmoid colon

  • left ovary

  • Small intestine

<p>4</p><ul><li><p>Descending colon</p></li><li><p>Sigmoid colon</p></li><li><p>left ovary</p></li><li><p>Small intestine</p></li></ul><p></p>
24
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Right hypochondriac region

1

<p>1</p>
25
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Epigastric region

2

<p>2</p>
26
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Left hypochondriac region

3

<p>3</p>
27
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Right lumbar region

4

<p>4</p>
28
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umbilical region

5

<p>5</p>
29
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Left lumbar region

6

<p>6</p>
30
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Right iliac (inguinal) region

7

<p>7</p>
31
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Hypogastric (pubic/suprapubic) region

8

<p>8</p>
32
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Left iliac (inguinal) region

9

<p>9</p>
33
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Transversus abdominis

1 - one of the flat muscles of the abdomen

<p>1 - one of the flat muscles of the abdomen </p>
34
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Internal oblique

2 - one of the flat muscles of the abdomen

<p>2 - one of the flat muscles of the abdomen</p>
35
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external oblique

3 - one of the flat muscles of the abdomen

<p>3 - one of the flat muscles of the abdomen</p>
36
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Linea alba

4

<p>4</p>
37
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Tendinous intersection

5

<p>5</p>
38
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Rectus abdominis

6 - one of the vertical muscles of the abdomen

<p>6 - one of the vertical muscles of the abdomen</p>
39
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Visceral peritoneum

3 - lines the organs (blue); poorly localized pain (referred pain)

<p>3 - lines the organs (blue); poorly localized pain (referred pain)</p>
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parietal peritoneum

1 - lines inner abdominal wall (red); localized pain

<p>1 - lines inner abdominal wall (red); localized pain</p>
41
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peritoneal cavity

2

<p>2</p>
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intraperitoneal

suspended in the peritoneal cavity; completely covered by peritoneum

43
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retroperitoneal

not suspended in the cavity; only partially covered by peritoneum

44
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stomach, small intestine (jejunum, ileum, some of the superior part of the duodenum), spleen, liver, gallbladder, cecum, appendix, transverse colon, sigmoid colon

Examples of intraperitoneal organs

45
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kidneys, ureters, suprarenal glands, uterine cervix, duodenum (descending, horizontal, and ascending), pancreas, ascending and descending colon, cecum, rectum (upper 2/3)

Examples of retroperitoneal organs

46
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Pylorus

1

<p>1</p>
47
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Cardia

2

<p>2</p>
48
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Fundus

3

<p>3</p>
49
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Body

4

<p>4</p>
50
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Antrum

5

<p>5</p>
51
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Stomach

Secretes acid and enzymes to help digest food

52
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small intestine

does most of the digestion and absorption of food/nutrients

53
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Small intestine

1, 2, 3

<p>1, 2, 3</p>
54
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Duodenum

1

<p>1</p>
55
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Jejunum

2

<p>2</p>
56
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Illeum

3

<p>3</p>
57
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Large intestine

Absorbs fluid and minerals from undigested food matter; forms feces

58
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Transverse colon

1

<p>1</p>
59
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Splenic flexure

2

<p>2</p>
60
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Descending colon

3

<p>3</p>
61
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Sigmoid colon

4

<p>4</p>
62
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Rectum

5

<p>5</p>
63
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appendix

6

<p>6</p>
64
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Cecum

7

<p>7</p>
65
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Ascending colon

8

<p>8</p>
66
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Hepatic flexure

9

<p>9</p>
67
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Liver

2 lobes; Filters blood coming from GI tract; detoxifies chemicals and metabolizes drugs; produces bile

68
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Gallbladder

Lies under right lobe of liver; stores and concentrates bile

69
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Liver

1

<p>1</p>
70
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Spleen

2

<p>2</p>
71
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pancreas

3

<p>3</p>
72
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Gallbladder

4

<p>4</p>
73
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Pancreas

secretes enzymes to help digest food; helps regulate blood sugar

74
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head of pancreas

1

<p>1</p>
75
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neck of pancreas

2

<p>2</p>
76
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Body of pancreas

3

<p>3</p>
77
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Tail of pancreas

4

<p>4</p>
78
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Spleen

LUQ/left hypochondrium in the area of the 9th and 10th ribs; filters blood as part of the immune system; recycles RBCs; stores WBCs and platelets

79
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Kidney

  • extracts waste from blood, balances body fluids, forms urine

  • right organ is lower than left

  • left organ is longer, slender, and closer to midline than right

  • extend from T12 to L3

80
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Adrenal glands

  • located on top of kidneys

  • Produce hormones that help control blood sugar, burn protein and fat, react to stressors, and regulate BP

81
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Adrenal gland

1

<p>1</p>
82
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kidney

2

<p>2</p>
83
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abdominal aorta

3

<p>3</p>
84
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renal artery

4

<p>4</p>
85
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common iliac artery

5

<p>5</p>
86
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Transversalis fascia

1

<p>1</p>
87
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Deep inguinal ring

2

<p>2</p>
88
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inguinal ligament

3

<p>3</p>
89
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Superficial inguinal ring

4

<p>4</p>
90
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Anterior

The ______ wall of the inguinal canal

  • aponeurosis of the external oblique muscle

91
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posterior

the ____ wall of the inguinal canal

  • transversalis fascia

92
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Floor

the _____ of the inguinal canal

  • inguinal ligament

93
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Roof

The ____ of the inguinal canal

  • Fibers of the transversus abdominis and internal oblique muscles