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Anatomy Lectures > Abdomen, Diaphragm, and Pelvic Cavity > Flashcards

Abdomen, Diaphragm, and Pelvic Cavity Flashcards

1
Q

what are the three main cavities of the trunk?

A

thoracic
abdominal
pelvic inlet

(TAP!)

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2
Q

what thoracic level is the superior angle of the scapula?

A

T2

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3
Q

what thoracic level is the root of the scapula?

A

T3

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4
Q

what thoracic level is the inferior angle of the scapula?

A

T7

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5
Q

Which ribs are TRUE? and what makes them TRUE?

A

ribs 1-7, independently attach to the sternum

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6
Q

which ribs are FALSE? and why are they FALSE?

A

ribs 8-10, they merge together to attach to the sternum

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7
Q

which ribs are FLOATING?

A

ribs 11-12

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8
Q

what part of the rib is touching the vertebral body?

A

costovertebral joint (CV)

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9
Q

what part of the rib articulates with the TP of the vertebrae?

A

costotransverse joint

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10
Q

where does the 7th rib articulate with the thoracic vertebrae?

A

articulates with T6 and T7

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11
Q

what kind of joint is the first rib attachment to the sternum?

A

fibrocartilaginous

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12
Q

what kind of joints are the rest of the sternocostal joints of the upper seven ribs beside the first one?

A

synovial

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13
Q

what is the name of the joints that fuse the sternum to the upper 7 ribs?

A

sternocostal joint

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14
Q

what are the main characteristics of a typical thoracic vertebrae?

A
  1. demifacets for the ribs
  2. vertebral foramen is narrowest in thoracic region
  3. facets of the articular process is facing forward (stop sign with hands!)
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15
Q

what runs through the intervertebral foramen?

A

spinal nerve

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16
Q

What is the proximal attachments of the superior posterior superior?

A

SP C7-T3

17
Q

what is the main action of the serratus posterior superior?

A

elevates ribs with inhalation

18
Q

what is the proximal attachments of the serratus posterior inferior?

A

T12-L3

19
Q

what is the main action of the serratus posterior inferior?

A

depress ribs with exhalation

20
Q

which arteries are not segmental?

A

internal thoracic arteries (off subclavian)

21
Q

what artery travels in the subcostal groove?

A

intercostal artery

22
Q

what dermatome innervates the axilla?

A

T2

23
Q

what dermatome innervates the nipple?

A

T4

24
Q

what dermatome innervates the xiphoid process?

A

T6

25
Q

what dermatome innervates the umbilicus?

A

T10

26
Q

what structures pass through the diaphragm?

A

Inferior vena cava T8
Esophagus and vagus T10
Aorta and thoracic duct T12

27
Q

at what level does the aorta bifurcate?

A

L4

28
Q

what are some effects of diaphragmatic motion?

A

enhances venous return from the LE
controls intra-abdominal pressures
parasympathetic relaxation

29
Q

what are examples of intra-abdominal pressures?

A

spinal stabilization
coughing
valsalva maneuver
child birthing

30
Q

what are the three bones of the pelvis?

A

pubis, ischium, and ilium

31
Q

What are the organs in the right hypochondriac region (upper right)?

A
  1. liver (right lobe)
  2. gallbladder
  3. right kidney (upper portion)
  4. portions of the small intestine
  5. part of the ascending and transverse colon
32
Q

what are the organs in the epigastric region (upper middle)?

A
  1. stomach
  2. liver (left lobe)
  3. pancreas
  4. duodenum
  5. adrenal glands
    parts of the small intestine
33
Q

what are the organs in the left hypochondriac region (upper left)?

A
  1. spleen
  2. stomach
  3. left kidney (upper portion)
  4. pancreas (tail portion)
  5. portions of the small intestine
    6part of the transverse and descending colon
34
Q

what are the organs in the right lumbar region (middle right)

A
  1. ascending colon
  2. right kidney (lower portion)
  3. portions of the small intestines
35
Q

what are the organs in the umbilical region (center)?

A
  1. small intestine
  2. transverse colon
  3. pancreas (body)
  4. portions of the kidney
36
Q

what are the organs in the left lumbar region (middle left)?

A
  1. descending colon
  2. left kidney
  3. portions of the small intestine
37
Q

organs in the right iliac (lower region)?

A

cecum
appendix
portions of the small intestine

38
Q

organs in the hypogastric region (lower middle)?

A

urinary bladder
portions of the small intestine
sigmoid colon
female reproductive organs

39
Q

organs in the left iliac region (lower left)?

A

sigmoid colon
portions of the small intestine

Anatomy Lectures (4 decks)

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