Giraffe have unusually high heart rates for their size, at 150 beats per minute. When the animal lowers its head the blood rushes down fairly unopposed and a rete mirabile in the upper neck, with its large cross sectional area, prevents excess blood flow to the brain. When it raises again, the blood vessels constrict and direct blood into the brain so the animal does not faint. The jugular veins contain several (most commonly seven) valves to prevent blood flowing back into the head from the inferior vena cava and right atrium while the head is lowered. Conversely, the blood vessels
The Heart Watches While the Brain Burns Mike Doughty. The Heart Watches While the Brain Burns The Heart Watches While the Brain Burns is American singer-songwriter Mike Doughty's ninth studio album and 19th overall, released on October 14, 2016. It was produced by DJ Good Goose. The album's title is a reference to an anecdote told in an episode of the podcast WTF with Marc Maron. Much of the album's content was inspired by Doughty's relocation from New York City to Memphis, Tennessee. The song "I Can't Believe I Found You in That Town" was released as a digital single ahead of the album's release. All songs