Snakes Anatomy

The trachea originates at the glottis at the back of the oral cavity and terminates near the heart where it branches into two bronchi. When a snake is sick you wont see swollen lymph nodes under the chin or arm pits like you might in people dogs and cats.

Axial Patterning In Snakes And Caecilians Evidence For An

Viperids vipers rattlesnakes copperheads cottonmouths and bushmasters.

Snakes anatomy. Snake immune system anatomy immune and endocrine systems snakes unlike mammals do not have lymph nodes. Snake skeletons and vestigial features. Snakes teeth line the inner surfaces of the upper and lower jawbones maxilla and mandible respectively.

Snakes have a lymphatic system but it just is not as easy to find. The skin of a snake is covered in scales so even though it may look slimy they are very dry and rough. They lack the moveable eyelids limbs sternums urinary bladder and ear openings.

Particular traits to consider. Nonvenomous snakes have four rows of upper teeth. When you look closely at them they may be different designs based on the species and the habitat where they will be moving around.

So the organs of the snake are also elongated to fit in the body structure the quadrate bones that connect the skull to the lower jaw are long and flexible. Number of species and geographical distribution. The respiratory system of snakes includes the trachea windpipe bronchi lungs and air sac.

The body of the snake is so narrow and elongated. Snake anatomy snake classification. Two rows attached to the maxillary outer bones and two rows attached to the palatine and pterygoid inner bones.

Only two rows are on the lower jaw. General description of size. The snake skull and jaws.

One is attached to each mandible. Elapids cobras including king cobras kraits mambas australian copperheads sea snakes and coral snakes. The scales on the underside of the body are able to easily grip surfaces.

Snakes belong to the reptile group. Venomous snakes are classified in two taxonomic families. The left bronchus leads to the left lung which is reduced or completely vestigial.

Cassell S Natural History Animals Animal Behavior Anatomy