Gross Anatomy Semester 2 Abdomen Notes, meticulously crafted to aid your understanding with ease. Simplified and structured into digestible points, making complex concepts easy to grasp.
Though some diagrams are missing, our detailed descriptions compensate for visual aid, ensuring thorough compr...
→ Theoretical areas
clinicians use to help
localise + identify +
diagnose patients'
symptoms
Abdominal Quadrants
→ Transumbilical plane
– passes through
umbilicus (IVD
between L3 +L4)
, 9 Abdominal Regions
2 Combinations
→ Subcostal plane - passes through
inf border 10th cc
→ Transtubercular plane – passes
through iliac tubercles (L5)
→ Midclavicular lines – from
midpoint clavicle to mid inguinal
point
→ Transpyloric plane – passes through pylorus of stomach in supine position (L1)
→ Interspinous plane – passes through ant sup iliac spines (ASIS)
→ Semilunar lines – either side of rectus abdominis muscle (site of fusion of layers
of rectus sheath)
, NERVES AND BLOOD VESSELS OF ANTEROLATERAL
ABDOMINAL WALL
Nerves of Anterolateral Abdominal Wall
→ Intercostal nerves 7 – 11 (thoraco-abdominal
nerves) + subcostal (T12) + iliohypogastric + Ilio-
inguinal nerves (L1)
→ Lat + ant cutaneous branches (not ilio-inguinal)
supply band of skin
→ *Due to considerable overlap in distribution,
damage only results in diminished sensation in area
of supply
→ Thoracoabdominal nerves between int oblique +
transverse abdominal muscles supply abdominal
skin + muscles
→ Lat cutaneous branches emerge from muscles to enter subcutaneous tissue
along ant axillary line
→ Ant cutaneous branches pierce rectus sheath lat to median plane
Cutaneous veins + lymphatic vessels drain in 2 directions from level of umbilicus
→ Up - to lat thoracic + axillary veins + axillary nodes
→ Down - to superficial epigastric + femoral veins + superficial inguinal nodes
→ 2 channels connecter to thoracoepigastric vein
→ Subcutaneous veins near umbilicus anastomose with portal vein along
ligamentum teres of liver (paraumbilical vein)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller mayatigelaar1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $5.69. You're not tied to anything after your purchase.
