capillaries

Skin

...tion and takes place within about 30 days. Blood capillaries are found beneath the epidermis, and are linked to an arteriole and a venule. Arterial shunt vessels may bypass the network in ears, the nose and fingertips. The dermis lies below the epidermis and contains a number of structures including blood ve...

Nephron

... . It is a tiny tubule consisting of a cluster of capillaries called the glomerulus , surrounded by a hollow bu...The renal arteries branch quickly into very small capillaries that make up the glomerulus of the nephron. The blood pressure within the capillaries squeezes l...

Marcello Malpighi

...a lung of a frog during which he had discovered capillaries . In 1667 Henry Oldenburg invited Malpighi to co...lants had similar tubules. He was the first to see capillaries and discovered the link between arteries and veins that had eluded William Harvey . Malpighi is re...

Lung

...nd in alveoli which are tiny sacs surrounded by capillaries filled with blood. Here oxygen from the air di...carbon-dioxide are traded with cross-flowing blood capillaries by diffusion, a process of crosscurrent exchange . The purpose of this complex system of air sacs i...

Liver

... bile produced in the liver is collected in bile capillaries which merge to form bile ducts. These eventually drain into the right and left hepatic ducts, which in turn merge to form the common hepatic duct. The cystic duct (from the gallbladder) joins with the common hepatic duct to form the common bile duct....

Kidney

...rpuscle contains a compact bunch of interconnected capillaries called the " glomerulus ", which protrudes into the Bowman's capsule . Each glomerulus is supplied with blood by an afferent (in-coming) arteriole . The capillary walls of the glomerulus have pores allowing filtration. Blood pressure provides th...

Blood

...ygen by passing through tiny blood vessels called capillaries . It then returns to the heart through the veins .See circulatory system for a more detailed description of this circulation. Blood also transports metabolic waste products, drugs and other foreign chemicals to the liver to be degraded and to...

Anton van Leeuwenhoek

...es, bacteria , spermatozoa and blood flow in capillaries (small blood vessels ). His name at birth was Thonis Philipszoon . His letters were signed Antoni van Leeuwenhoek . He was probably known as van Leeuwenhoek from a young age because he was born in a house at the corner of Lion's Gate in Del...