side view dissection of the fetal pig (sus scrofa) place where latex paint was injected into the...

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