In this Biology lab we will take a close look at the external and internal anatomy of a freshwater aquatic invertebratethe crayfish. Internal Anatomy of the Crayfish Directions.

Internal Anatomy Crayfish Anatomy Drawing Diagram

The cephalothorax consists of the cephalic or head region and the thoracic region.

Label the diagram of the crayfish. Follow the directions step-by-step locating each of the structures in the order they appear in the directions. The chelipeds is used to capture food. The following diagrams include the explained anatomy of a crayfish.

You may want to review or reference terms you dont remember It is expected that you know the terms. Use the diagram of the internal anatomy of the crayfish to locate and identify the organs of the circulatory system. This collection of printable crayfish diagram shows a range of organs of the crustacean.

This structure is illustrated in the individual speciesaccounts. Locate the dorsal tubular heart and several arteries. Abdomen - The abdomen is the segmented tail area.

Crayfish walk in a forward motion but they use a backward motion when they swim allowing them to move more rapidly. Internal Anatomy of the Crayfish. The maxilla and the maxillipeds manipulate the food.

Like all crustaceans a crayfish has a fairly hard exoskeleton that covers its body. Your Skills Rank. As shown in the diagram on the next page its body is divided into two main.

Ventral unlabelledRead the definitions below then label the crayfish diagram. Internal anatomy of a crayfish. The antenna and the antennule is used for taste.

Crayfish have eyes are on stalks and can move independently. If a crayfish loses a leg the leg will regenerate regrow. Cephalothorax thorax rostrum and dorsal before you start this dissection.

Edible freshwater crustacean with pincers on the two the body of a scorpion is divided into two parts. Part of the digestive tract between the esophagus and the intestine. Place a crayfish on its side in a dissection tray.

Like all crustaceans a crayfish has a fairly hard exoskeleton that covers its body. Crayfish External Anatomy Read the definitions below then label the crayfish diagram. It has 2 large pincers or claws called chelipeds.

Name the appendages found on the thorax of the crayfish and tell the function of each. Classifying What structures are used for capturing prey or securing and eating food. As shown in the diagram its body is divided into two main parts the cephalothorax and the abdomen.

The Digestive System Diagram Labeled. The body of a scorpion is divided into two parts. You may want to review or reference terms you dont remember It is expected that you know the terms.

Read the definitions below then label the crayfish diagram. Muscle that extends the tail of the crayfish. Label the drawing of the crayfish.

The head and thorax are fused forming the cephalothorax. Cephalic groove - An indentation in the carapace between the head region and the thorax region. Anatomy of a Crayfish.

Labelled photographs and diagrams for review. Crayfish external anatomy read the definitions below then label the crayfish diagram. Crayfish External Anatomy Read the.

Printable Animal Cell Diagram U2013 Labeled Unlabeled And Blank. Crayfish Diagram Labeled CATHERINEGRAESBECKDECMAORG. The crayfish has an open circulatory system in which the blood flows from arteries into sinuses or spaces in tissues.

The crayfish has 8 jointed walking legs a segmented body 2 pairs of sensory antennae and compound eyes. The eye-stalks of the crayfish produce a special hormone that regulates the metabolism and molting process in the body. Basically the same as an insect.

Label Crayfish External Anatomy Diagram Printout. Read the definitions below then label the crayfish diagram. Crayfish have compound eyes that contain thousands of tiny structures each functioning as a separate eye in multi-tiled fashion.

The cephalothorax consists of. Cephalic groove an indentation in the carapace between. Follow the directions step-by-step locating each of the structures in the order they appear in the directions.

Start studying Diagram of a crayfish. Crayfish external anatomy read the definitions below then label the crayfish diagram. Cephalic groove an indentation in the carapace between the head region and the thorax region.

Carapace - The protective shell exoskeleton of the cephalothorax. Like all crustaceans a crayfish has a fairly hard exoskeleton that covers its body. Crayfish Diagram Body Parts This is a walkthrough guide to dissecting the crayfish includes pictures and descriptions of structures.

Use the diagram below to locate the cephalothorax and the abdomen. As shown in the diagram on the next page its body is divided into two main parts the cephalothorax and the abdomen. The Skeletal System Diagram Labeled The Skeletal System.

The mandible is used to chew food. Edible freshwater crustacean with pincers on the two forelegs. You may use your book diagrams to help you locate the organs.

This is an online quiz called Crayfish Anatomy Internal There is a printable worksheet available for download here so you can take the quiz with pen and paper. It gives crayfish a mosaic and panoramic vision view of its world. The cephalothorax consists of the cephalic or head region and the thoracic region.

The swimmerets telson and uropods are attached to the abdomen. Label Crayfish External Anatomy Diagram Printout.