Mod 2 Anatomy Flashcards by Corey Thatcher

Where does the Median Umbilical fold extend from?

Apex of Urinary bladder to umbilicas covers median umbilical ligament

How well did you know this?

Not at all

Perfectly

What is the Median umbilical ligament?

Worked with fetal bladder from umbilicus to apex

A fibrous cord that connects the urinary bladder to the umbilicus (navel)

How well did you know this?

Not at all

Perfectly

What is formed by occluded parts of umbilical arteries?

Medial umbilical folds

How well did you know this?

Not at all

Perfectly

What vessles are associated wiht the lateral umbilcal folds?

Inferior epigastric vessles

How well did you know this?

Not at all

Perfectly

What do the Inferior epigastric vessles supple?

From External iliac, Supplies External Genitalia, and anterolateral abdominal wall

How well did you know this?

Not at all

Perfectly

Inguinal triangle (Hesselbach’s triangle) is a region in the anterior abdominal wall. It is alternatively known as the medial inguinal fossa.

What are the boarders and contents?

Medial – lateral border of the rectus abdominis muscle.
Lateral – inferior epigastric vessels.
Inferior – inguinal ligament.

No major contents but Marks WEAKNESS!

How well did you know this?

Not at all

Perfectly

The contents of the inguinal canal include? (Males and females?)

Spermatic cord (biological males only)
Round ligament (biological females only)

How well did you know this?

Not at all

Perfectly

What 2 major nerves run in the ingunal cannal

Ilioinguinal nerve, Genital branch of the genitofemoral nerve

How well did you know this?

Not at all

Perfectly

Genital branch of the genitofemoral nerve – supplies, and root?

Cremaster muscle, anterior scrotal skin in males, and the skin of the mons pubis and labia majora in females (L1-2)

How well did you know this?

Not at all

Perfectly

What are the Rings of the Canal (Inguinal)

Two openings- deep (internal) and superficial (external)

How well did you know this?

Not at all

Perfectly

What ring marks the opening of Canal?

Deep (internal) ring:
Marks the internal opening of the inguinal canal

How well did you know this?

Not at all

Perfectly

What ring marks the End of Canal?

Superficial (external) ring:
Marks the external end of the inguinal canal

How well did you know this?

Not at all

Perfectly

Inguinal Canal Boundaries?

Anterior wall – aponeurosis of the external oblique, reinforced by the internal oblique muscle laterally.

Posterior wall – transversalis fascia.

Roof – transversalis fascia, internal oblique, and transversus abdominis.

Floor – inguinal ligament - thickened medially by the lacunar ligament.

How well did you know this?

Not at all

Perfectly

iliopubic tract -?

Band of transversalis fascia deep to Inguinal ring

How well did you know this?

Not at all

Perfectly

What runs deep to iliopubic tract?

Femoral nerve, Lateral cutaneous nerve of thigh

How well did you know this?

Not at all

Perfectly

Ilioinguinal nerve Motor and sensory?

Motor: Internal Obliquem

Sensory: Scrotum and root of penis to Labium Majus

How well did you know this?

Not at all

Perfectly

Deep fibers passing posterior (Thinking Inguinal) are? Forms (Medial Boundary)

Lacunar Ligament

How well did you know this?

Not at all

Perfectly

The deep ring is located where in relation to the inf, epigastric Vessles?

Lateral to inferior epigastric

How well did you know this?

Not at all

Perfectly

Of the Superficial ring (Which end?) What attaches to pubic tubercle? and What pubic crest?

External end

Tubercle- Lateral Crus
Crest- Medual Crus

How well did you know this?

Not at all

Perfectly

What contains the portal triad?

Hepatoduodenal Ligament

How well did you know this?

Not at all

Perfectly

What are the ligaments of the lesser omentum?

Hepato(Duodenal) & (Gastric)

What makes up the portal triad?

Portal vein, Hepatic artery, Common bile duct

What makes up the portal vein?

superior and inferior mesenteric veins, the splenic vein,

Once formed, the hepatic portal vein has a few direct tributaries including the ??

left and right gastric veins, cystic veins,

What are the 3 constriction sites of esophagus?

Cervical (Upper Esophageal) Thoracic (Broncho-aortic) Diaphragmatic (Esophageal Hiatus)

What are the vetebral levels of Esophagus?

C6-T11

Esophagus is part of what Mediastinum?

superior mediastinum

The lower oesophageal sphincter is located at the ? and What level?

gastro-oesophageal junction T11 vertebra,

The thoracic part of the oesophagus receives its arterial supply from the branches of the ?

thoracic aorta and the inferior thyroid artery

The abdominal oesophagus is supplied by the ?

left gastric artery left inferior phrenic artery.

What are the anterior relations of the Stomach?

Diaphragm, Left Lobe of Liver, Ant abdominal wall

What are the Posterior relations of the Stomach?

Omental Bursa, Pancreas

What are the Inferior relations of the Stomach?

Transverse Colon

Stomach relations ALL dem?

Diaprahm, L Lobe Liver, Pancreas, Omental Bursa, Transverse colon

What supplies the Lesser Curvature of stomach?

R, L Gastric Arteries

What supplies the Greater Curvature of stomach?

R, L Gastroomental (Gastroepiploic)

What supplies the Fundus of stomach?

Short, Posterior Gastric A's

Nerve Supply stomach? (Para)

Ant/ Post Vagal Trunk (Through Esophageal Hiatus)

Nerve Supply stomach? (Symp)

Greater Splanchnic (T6-9)

The first part of the Duodenum... Superior Spinal Level Mjr Ligament associated What type of peritoneium

(Spinal level L1) Connected to the liver by the hepatoduodenal ligament. visceral peritoneum, with the remainder retroperitoneal (only covered anteriorly

The Second part of the Duodenum... Descending Spinal Level Curves around what Organ Inferiorly? Lies Posterior to? Anterior to? Major area is marked by what? and what is it?

(L1-L3) curves inferiorly around the head of the pancreas. Posteriorly to the transverse colon Anterior to the right kidney. Major duodenal papilla – the opening at which bile and pancreatic secretions to enter from the ampulla of Vater (hepatopancreatic ampulla).

The Third part of the Duodenum... Inferior Spinal level? Crosses over? Inferior to what organ? Posterior to what Mjr A.V?

(L3) Crosses over the inferior vena cava and aorta. It is located inferiorly to the pancreas, Posteriorly to the superior mesenteric artery and vein.

The Fourth part of the Duodenum... Ascending Spinal Level What flexure ius here? and what does it open into? What Muscle is associated with this area? (Alternate Name)

(L3-L2) Duodenojejunal flexure/ Juncion Suspensory muscle (Treitz) of the duodenum. Contraction of this muscle widens the angle of the flexure

The _________ represents the separation between the small and large intestine. Its main function is to prevent the reflux of enteric fluid from the colon into the small intestine.

ileocaecal valve

Arteries of SM intestines (Duodenum, Jejunum, Ilium)

RESOURCE BOOK

The Superior part of the duodenum ascends? and is overlapped by?

Ascends from Pylorus Overlapped by Liver and Gallbladder

The Descending part of the duodenum runs? Where in relation to IVC?

Runs inferior curving around Head of Pancereas Right to IVC

The Horozontal/ Inferior part of the duodenum; Passes over, and is crossed by? at what vetebral level?

Passes over IVC, Crossed by Sup Mes A and V At L3

What are retroperitoneal organs?

S: suprarenal (adrenal) gland A: aorta/IVC D: duodenum (second, third and fourth parts) P: pancreas (except tail) U: ureters C: colon (ascending and descending) K: kidneys E: (o)esophagus R: rectum

What is the arterial supply of the appendix and Cecum?

Appendix- Appendicular artery (from Iliocolic) Cecum - Iliocolic Artery

What is the nerve supply to appendix and Cecum?

Cecum: Superior Mesenteric Plexus Appendix: Superior Mesenteric, and T10 Branches to Lesser Splanchnic