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Structures unique to the fetal circulatory system

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Structures unique to the fetal circulatory system

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COMPARING THE FETAL AND ADULT CIRCULATORY SYSTEM IN PIGS

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COMPARING THE FETAL AND ADULT CIRCULATORY SYSTEM IN PIGS

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1. Name this structure: Nose

2. What is the name of this area? Eyelids

3. What is the name of this structure? Tongue

4. Give the name of the structure shown: Umbilical cord

5. What is the specific name of the structure shown at the tip of the needle? Artery

6. What is the name given to the opening under the umbilical cord? Urogenital opening

7. What is the name given to the opening close to the tail? Anus

8. Name the oval shape gland in a darker color: Thyroid gland

9. Name the organ at the tip of the dissecting needle: Trachea

10. Regarding the heart, name the specific area shown on the screen (be specific): Right ventricle

11. Regarding the heart, name the darker area shown at the tip of the dissecting needle (be specific): Right atrium

12. What is the name of the structure shown (be specific)? Lungs

13. What is the name of the sheet of muscle shown:? Diaphragm

14. What is the region shown? Thorax

15. What is the name of the organ? Liver

16. As you look under the organ mentioned above, what is the specific name of the structure at the tip of the needle? Pancreas

17. What is the name of the organ shown? Stomach

18. What is the name of this organ? Spleen

19. Name the organ pointed at using the dissecting needle: Smal intestine

20. Give the name of the organ at the tip of the needle: Large intestine

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RESPIRATORY, URINARY AND MALE REPRODUCTIVE SYSTEMS

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RESPIRATORY, URINARY AND MALE REPRODUCTIVE SYSTEMS

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1. To what organ does the umbilical vein lead?

Placenta

2. Where does the bile duct lead to and what substance does it carry?

The bile duct passes through the pancreas, joins the pancreatic duct and then empties in the small intestine. It carries bile.

3. What structure separates the thoracic cavity from the abdominal cavity?

Diaphragm

4. How do enzymes produced in the pancreas come in contact with food since food does not pass through the pancreas?

The enzymes secreted by the pancreas go to the pancreatic duct and joins with the bile duct and when it arrives in the intestine, it comes in contact with food.

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1. The hard palate separates the oral cavity from which other cavity?

It separates the oral cavity from the nasal cavity

2. What is the function of the epiglottis?

The function of the epiglottis is to seal the windpipe while animals eat, so that food will not go down the wrong tube

3. What substances (be specific) are secreted by the oral cavity of humans that aid in digestion? Name these substances and tell what each does to help digestion.
Saliva is secreted by salivary glands, and it dissolves food through chemical digestion. Moreover, enzymes like lingual lipase begin the digestion of lipids and fats in the mouth, and amylase breaks down carbohydrates to help digestion.

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1. How does a fetus get rid of its waste products? Explain

The fetus gets rid of its waste products through the umbilical cord. The umbilical cord connects to the placenta of the mother, and this is where the waste will be eliminated.

2. How do you differentiate a male from a female fetal pig?

By looking at the urogenital opening. On females, it is near the anus, and on males it is near the umbilical cord.

3. What is another name for the "belly " region of the pig?

Ventral surface