Remember, that to dissect means to "expose to view" - a careful dissection will make it easier for you to find the organs and structures. Note the taste buds also known as sensory papillae on the side of the tongue. Locate the epiglottis, a cone-shaped structure at the back of the mouth, a flap of skin helps to close this opening when a pig swallows.
But as worksheets go, you do want the students to work out the answers together and ask for help when needed. The diaphragm aids in breathing. Lymph nodes can be in different spots and be difficult to locate. Generally, 1 pig for two students is a good match, but you could get away with students per pig.
How many toes are on the feet? On males, the opening is located near the umbilical cord. What sex is your pig? Do you think pigs are born with their eyes open or shut?
Also print out the fetal pig lab guide - this just lists all of the structures they need to find with a checkbox.
The pig is more advanced, students should have a basic understanding of dissection protocols. Observe the toes of the pig. The kidneys are responsible for removing harmful substances from the blood, these substances are excreted as urine. Each section is worth 5 pts. On the underside of the spleen, locate the splenic artery.
The ileum is held together by mesentery. The stomach is responsible for churching and breaking down food. This structure is lobed and is the largest organ in the body.
Do you have space with a sink? This is not a good dissection for classrooms that do not have sinks. Identify the structures on the diagram. Fetal Pig Dissection Also can be downloaded in.
Males do not have urogenital papilla. Do not remove the umbilical cord. Carefully lay the pig on one side in your dissecting pan and cut away the skin from the side of the face and upper neck to expose the masseter muscle that works the jaw, lymph nodes, and salivary glands.
Locate the esophagus at the back of the mouth. This is the cecum. Does the fetal pig have teeth? These arteries are called mesenteric arteries. View the inside of the stomach by slicing it open lengthwise.
Latex gloves are optional, though generally preferred. Observe the toes of the pig. Students have 1 minute at each station to identify the structure and write it on their answer sheet. Students will often be too gentle opening the mouth. Does the fetal pig have teeth?
If your pig is female, you should also note that urogenital papilla is present near the genital opening. Your pig may be filled with water and preservative, drain over the sink if necessary and rinse organs.May 10, · Fetal Pig Dissection Tutorial Sheep Heart Dissection - Please note corrections in description.
- Duration: Carolyn Grayson 35, views.
fetal pig anatomy: circulatory system. A fetal pig is a great choice for dissection because the size of the organs make them easy to find and identify.
It is also a very exciting dissection because a lot of the internal anatomy is similar. Unlike most editing & proofreading services, we edit for everything: grammar, spelling, punctuation, idea flow, sentence structure, & more.
Get started now! Pig Dissection Manual Student Name School Year Condition dried off, and returned to their proper spot. Figure 1 - External View of a Female Fetal Pig Fetal Pig Dissection Lab Muscle Dissection - Gastrocnemius Muscle Introduction In this lab you are to locate and draw the gastrocnemius muscle of the pig.
In man this is the large calf. Transcript of Dissection Procedure for Fetal Pig. Dissection Procedure for a Fetal Pig Getting Started The first thing to do when beginning the dissection of a fetal pig is get all the tools and safety equipment together.
The safety equipment includes goggles, an apron, and gloves. Proper Disposal. Fetal Pig Dissection Lab Introduction: In this lab you will be examining many characteristics of an unborn mammal--the fetal pig. Dissection will help you to get a 3-dimensional picture of how all the systems fit together in an entire organism.Download