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Cut deeply so that the frog's mouth opens wide enough to view the structures inside. 1. Locate the tongue. Play with the tongue. Does it attach to the front or the back of the mouth? _____ (You may remove the tongue). Draw a sketch of the tongue, paying attention to its shape. 2.
List the function for the following structures: a. External nares b. Internal nares c. Tympanic membrane d. Tongue e. Eustachian tubes f. Glottis g. Nictitating membrane Part D: Organs of the Body Cavity Dissection Instructions A. Place the frog in the dissecting pan ventral side up. B. Use the scalpel to cut through the frog’s skin so you ...
18 Νοε 2010 · This document provides instructions for a frog dissection lab. It begins with terminology and safety instructions. Students are tasked with labeling the external anatomy of a frog, including identifying structures like the dorsal and ventral surfaces, limbs, eyes, tympanic membranes, and mouthparts. The internal dissection involves pinning and ...
A frog uses its tongue for grabbing prey. The vomerine and maxillary teeth are used for holding the prey. The internal nostrils are used by the frog for breathing. The glottis is a tube, which leads to the lungs, while the esophagus is a tube which leads to the frog's stomach.
6 ημέρες πριν · With the transition to 3-dimensional learning and NGSS,is there still a place for dissections in the classroom? The answer is yes! As you dissect a frog,we will demonstrate how to integrate the 3 dimensions of learning while highlighting adaptations and relationships between structure and function. Download Presentation. Shop Preserved Materials.
The document provides instructions for a frog dissection lab. It begins with an introduction to frog anatomy and outlines the objectives and vocabulary. It then details the procedures for the external and internal dissection in 4 parts: 1) External anatomy, 2) Mouth, 3) Internal anatomy and dissection, 4) Exploring 4 layers of internal organs.
Procedure: Pry the frog's mouth open and use scissors to cut the angles of the frog's jaws open. Cut deeply so that the frog's mouth opens wide enough to view the structures inside. 1. Locate the tongue. Play with the tongue. Does it attach to the front or the back of the mouth? _____ (You may remove the tongue).
