Anatomy Of A Frog

The body of the frog is divisible into head and trunk. The body structure or anatomy of the frog is very similar to the anatomy of man.

Frog Anatomy Body Part Chart Removable Wall Graphic

Used for holding prey located around the edge of the mouth internal nares nostrils breathing connect to lungs eustachian tubes.

Anatomy of a frog. A diagram showing the external anatomy of a frog. But you will also find some surprising things out about frog anatomy like three eyelids on each eye. Both man and the frog have the same kinds of organs and systems of organs.

One of the eyelids is transparent which means you can see right through it. Functions of the internal anatomy of a frog. Frogs have a closed circulatory system containing a three chambered heart with two atria and one ventricle.

The heart has two receiving chambers or atria and one sending chamber or ventricle. Anatomy of the frog. Oxygen in the water can pass through their porous skin and go directly to the blood.

As in other higher vertebrates the frog body may be divided into a head a short neck and a trunk see vertebrates. Equalize pressure in inner ear glottis. When you are exploring the frog anatomy you will find things that you might recognize like the frogs heart brain lungs and intestines.

Fat bodies masses of fat in the body cavities of frogs. Liver secretes bile and processes digested food molecules urinary bladder the organ that collects and stores urine until released. Frogs have two forelimbs in the front or anterior end and two powerful hind limbs in the rear or posterior for swimming.

Frogs breathe through their skin when underwater. When you reach the area just below the arms turn your scissors and make horizontal. The transparent eyelid is called the nictitating membrane.

The frogs anatomy however is much simpler. The webbing creates resistance in the water allowing frogs to be agile swimmers. Neck and tail are absent in a frog.

You will also find the frogs stomach when you do a frog dissection. Each forelimb has four toes but the hind limbs have five toes with webbing in between. Frog internal anatomy dissection guide lay the frog on its back spread out its limbs and pin them to the tray.

The frog is a chordate showing the characteristics of the phylum chordata. Morphology of a frog. Large intestine posterior organ of the digestive system which stores undigested food.

Look at how each limb of the frog contributes to its everyday movement in life. Repeat the incisions as before this time cutting through the muscle layer to a point just below. They also have a pair of lungs that allow them to breathe when on land.

Tube leading to the lungs esophagus. The skin of the frog has mucus which makes the skin moist smooth and slippery. The skin of the frog has the ability to absorb water.

Tube leading to the stomach tongue. The walls of the lungs are filled with capillaries which are microscopic blood vessels through which materials pass into and out of the blood. The circulatory system consists of the heart blood vessels and blood.

Frog anatomy and dissection.

Anatomy Of A Frog