Image of Several Small Sunflowers on a Light Green Surface, High Angle View, Illustration, Illustrative Technique

Anterior view photograph of a male thoracic region onto which the ribcage, heart, and four auscultation areas have been drawn. Aortic (A), pulmonary (P), tricuspid (T), and mitral valve (M) areas are shown.

Closed Up Image of Several Yellow-colored Marguerites on a Light-blue Surface, High Angle View, Illustration, Illustrative Technique

Elevated and exposed visceral surface of the liver. Fissures and sulci define the four lobes. Porta hepatis with bile passages and blood vessels at the transverse fissure.

Elevated and exposed visceral surface of the liver. Fissures and sulci define the four lobes. Porta hepatis with bile passages and blood vessels at the transverse fissure.

Fourth layer of muscles on the anterior of forearm.

Family playing in swimming pool, high angle view, white background, cut out

Jupiter and its moon Lo as seen from the frozen surface of Jupiter's moon Europa.

A group of whales head toward the surface for a breath of fresh air.

Illustration of astronauts setting up a base on the Martian surface around their lander vehicle.

SPA treatment on the hardwood floor and the flowers in background (composite)

People traveling by space shuttle

Four candles on reflective surface