Disecting a Fetal Pig - Lab report

Topics: Liver, Digestion / Pages: 5 (887 words) / Published: Sep 8th, 2006

The dissection of the fetal pig in the laboratory is important because pigs and humans have the same level of metabolism and have similar organs and systems. Also, fetal pigs are a byproduct of the pork food industry so they aren 't raised for dissection purposes, and they are relatively inexpensive.

Procedure - as in the text book


The purpose of such activity is to dissect the fetal pig and observe various organs.


Safety goggles


Dissecting pins

Lab apron



Dissecting gloves

Hand lens


Preserved Pig

Dissecting Tray

Forceps and probe


Using a ruler, measure the length of the pig from the snout to the tail. Use graph to estimate the age of the fetal pig.

30cm = 12 days old

Locate the liver near the anterior of the abdominal cavity. Record the number of lobes in the liver

4 Lobes

Describe the location of gall bladder Underneath right lobe, grey/white color

Describe the appearance of the pancreas Creamy - white, tubular

Describe the appearance of the inner lining of the stomach Wavy long rides with circular endings

List the organs found in the thoracic cavity Larynx, trachea, heart, left lung, esophagus, left kidney, aorta, bladder, umbilical cord, urogenital opening, penis, scrotal sac, rectum, ureter, right kidney, inferior vena cava, umbilical vein, hepatic veins, right lung, thyroid gland

Blood is pumped from the left atrium to the left ventricle and out the aorta Ventricle - thicker

Atrium - thiner

Place your index finger on the trochea and push down. Describe what happens. Liquid gushes out


What is the function of the umbilical cord?

The flexible cordlike structure connecting a fetus at the abdomen with the placenta and containing two umbilical arteries and one vein that transport nourishment to the fetus and remove its wastes.

B) State the function of the following organs: stomach, liver, small intestine, gall bladder, pancreas, large intestine, and

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