Author: anatomycorner

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Cerebellum and Arbor Vitae

The cerebellum is located at the posterior end of the brain and is associated with motor control, balance and coordination.  It is only loosely attached to the cerebrum, and dissections of the brain reveal that removing the dura mater often result in the accidental removal of the cerebellum. …

Muscles of the Leg (Human)

The thigh muscles are often collectively called the quadriceps, which consist of four separate muscles:  rectus femoris, vastus lateralis, vastus medialis, and the vastus intermedius.  On most diagrams, the rectus femoris is shown as the front muscle that runs parallel to the femur.   The word “rectus” means …

Radius and Ulna

The lower arm consists of two bones, the radius and the ulna.  The ulna articulates with the humerus to form a hinge joint.  The radius articulates with the ulna at the radial notch and forms a pivot joint, allowing for the rotation of the wrist. This type of …

Ulna and Humerus

The ulna is one of two bones found in the forearm.  It forms a hinge joint with the humerus and a pivot joint with the radius, giving the lower arm the range of motion to bend and rotate the hands.   On anatomical drawings, the ulna and radius …

Stomach of a Cow

You may have heard that cows have 4 stomachs, but that is not actually accurate.  Cows, like all other vertebrates, have the same basic blueprint for the digestive system: mouth –> esophagus –>  stomach  –> small intestine –> large intestine  –> anus There is one stomach, but that stomach is …