Abdominal Region II

PA 544

Clinical Anatomy

Tony Serino, Ph.D.

Biology Department

College Misericordia

Liver

Liver (inferior surface)

(posterior margin)

(anterior margin)

Hepatic Segmentation

Divided by hepatic arteries, portal veins and bile ducts. Hepatic veinsare intersegmetal.

Liver Lobule

Portal Triad

Hepatic Portal System

Hepatic Portal Veins

Portal vein

Inferior Mesenteric v.Superior Mesenteric v.

Splenic v.

Bile Duct (X-ray)

Gall BladderSpiral valve

Common bile duct

Common hepatic duct

Hepatic ducts

Neck

Body

Cystic duct

Fundus

Bile and Pancreatic Ducts

Secretion of Bile

Micelle Formation (Emulsifying Fat)

Fatty Acid Absorption

Small fatty acids go directly to blood stream; larger onesform chylomicrons fromcholesterol and phospholipids

Small Intestine

Small Intestine

Duodenum and Accessory Organs

Small Intestine Structures to Increase Surface Area

Plica Circularis

Villi

Long Length of SI

Small Intestine Histology

Histology Changes in Intestine

Jejunum Histology

Villi Anatomy

Large Intestine (x-ray)

Large Intestine (Colon)

LI blood supply

Cecum and Appendix

Ileocecal valve

Diverticulum

Appendix variation

Large Intestine Histology

Rectum and Anal Canal

Defecation Reflex