side view
Dissection of the Fetal Pig (Sus scrofa)
place where latex paint was injected into the jugular vein and the carotid artery
1.umbilical cord-
Connection to placenta
peritoneum/umb arts/liver
peritoneum (smooth inner lining of abdominal cavity)
umbilical arteries
2.liver-produces bile, etc
liver/spleen/stomachseparate lobes of the liver
3. spleen-Breaks down old rbc’s
stomach
intestine sm/lge
4. small intestine-Digests and absorbs nutrients
5. large intestine-Re-absorbs water and compactsfeces
gall bladder
6. gall bladder-
Stores bile (fat detergent)
bile duct (to duodenum)
bile duct (closeup)
gall bladder
bile duct
stomach/duodenum/spleen
7.stomach-
Begins protein digestion
duodenum
spleen
pyloric sphincter/bile duct
8. pyloric sphincter (=valve)
Controls flow of chime into duodenum
bile duct (to duodenum)
9. Pancreas-Secretes enzymesAnd makes insulin
pancreaspancreas
duodenum stomach
splee
n
rectum
10. rectum–
Feces stored before being
expelled
abdominal aorta (zoom)12. inferior vena cava-Returns blood to heart from lowerextremities
11. aorta-
Biggest artery of body
kidneys
13. kidneys-
Filter wastes (urea) from blood
ureter (tube to urinary bladder)
diaphragm14. Diaphragm-
Separates chest cavity from abdomen.
Main muscle
of respiration.
larynx
larynx
trachea (=windpipe)
trachea
16. trachea-
“windpipe”
Allows O2 and CO2 to move from throat to lungs
lungs
right lung left lung
17. lungs-Bring oxygen into bloodstream, Excrete CO2 into air
pericardial sac18. heart-
Pumps blood through
blood vessels
pericardial sac (encloses the heart)
heart ventricles
19. right ventricle (pumps blood to lungs)
20. left ventricle (pumps blood to the entire body – except the lungs)
right atrium
21. right atrium (receives de-oxygenated blood from the body)
left atrium
22. left atrium (receives oxygenated blood from the lungs)
pulmonary artery
23. pulmonary artery (sends de-oxygenated blood to the lungs)
right atriumleft atrium
aorta
24. aorta (sends oxygenated blood to the entire body under high pressure)
pulmonary artery
right lung
coronary artery