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any materials. Clean up area. Descriptive words are used to describe “where” on an animal. Like using North, South, East, or West for locations on a map. Dorsal -- toward the back. Ventral -- toward the front/belly. Separated by the frontal plane. V. Cranial -- toward the head.
Find the trachea, a large air tube that lies anterior to the lungs. The trachea is easy to identify because of the cartilaginous rings that help keep it form collapsing as the animal inhales and
• Trachea – extending up from the lungs is the ridged ‘windpipe,’ or trachea. • Larynx – at the top of the throat the trachea bulges out into the larynx, or voice box.
Use this guide to help you dissect a preserved fetal pig, or just look at the labeled pictures to get an idea of what the organs look like. If you do the dissection yourself, you will need dissection pans and dissection tools, or buy our complete Fetal Pig Dissection Kit.
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. The pharynx is the cavity in the back of the mouth – it is the junction for food (esophagus) and air (trachea). Gestation for the fetal pig is 112-115 days.
10 Απρ 2016 · Laboratory guide for the fetal pig dissection includes instructions and diagrams for students. Students answer questions and label images.
The trachea is easy to identify due to the cartilaginous rings, which help keep it from collapsing as the animal inhales and exhales. The trachea should be located in the chin area above the heart.
