Illustration of the cardiovascular system in a male figure, with arteries(red) shown on the right side of the body and the veins (blue) on the left, frontal view.

Illustration of the primary surface anatomy of the male body, frontal view.

Illustration of the complete skeleton within a male figure, frontal view. The skeletal anatomy shows the skull, ribcage, sternum, spine, pelvis, arm and leg bones.

Illustration of the complete skeleton within a male figure, frontal view. The skeletal anatomy shows the skull, ribcage, sternum, spine, pelvis, arm and leg bones.

Illustration of the complete human skeleton, frontal view. The skeletal anatomy shows the skull, ribcage, spine, pelvis, arm and leg bones.

Illustration of the primary surface anatomy of the male body, frontal view.

Illustration of the primary surface anatomy of the male body, rear view.

Illustration showing the internal organs of the thoracic and abdominal cavities in a male figure, frontal view. Structures shown in the thoracic cavity include the lungs, heart, aortic arch, and superior vena cava. In the abdominal cavity organs shown include the liver, stomach, small intestine, large intestine.

Illustration of the skeletal and cardiovascular systems within a male figure, frontal view. Shown are the full skeleton and the following circulatory structures: the heart, vena cava, aorta, carotid arteries and veins, mesenteric blood vessels, iliac blood vessels, intercostal blood vessels, and blood vessels of the arms and legs.

Illustration of the primary surface anatomy of the male body in underwear, frontal view.

Illustration of the cardiovascular system showing the heart and the major arteries and veins in a male figure, frontal view.

Illustration of the central nervous system of a child, showing the brain within the skull and spinal cord within a cutaway of the vertebrae, side view.

Illustration of the superficial muscles in a male figure, frontal view. Visible are the muscles of the head, neck, torso, arms and legs.

Illustration of the superficial muscles in a male figure, rear view. Visible are the muscles of the head, neck, torso, arms and legs.

Illustration of the primary surface anatomy of the male body, left side view.

Illustration of the primary surface anatomy of the male body, right side view.

Illustration of the superficial muscles in a male figure, rear view. Visible are the muscles of the head, neck, torso, arms and legs.

Illustration of the primary surface anatomy of the female body, frontal view.

Illustration of the primary surface anatomy of the male body, frontal view.

Illustration of the complete skeleton within a female figure, frontal view. The skeletal anatomy shows the skull, ribcage, sternum, spine, pelvis, arm and leg bones.