History Summary Flashcards
first romana and waht he did
Marcus terentius varro
Microorganisms
Dirt = disease
Gave clean water
Public toilets
Second romans name
Galen
Second roman and what he did
Muscular tissue and function
Motion and sensation
Sectioning nerve led to paralysis and loss of feeling
Nerve communicates spine to brain to muscles
Galen correct theories
Correct:
Nerves control muscles
Venous and arterial blood are diff
You can surgically remove cataracts
Galen incorrect theories
Arterial blood origins from heart
Organs consume bloo
Continues hippocrated bodily humors
Humor imbalances correspond to temp
Third roman
Guttenberg
Dissemination of info from printing rpess
People and important events during renaissance
Harvey
Andreas Vesalius
Amboise Pore
Church reformation 1517
Harveys discovery
Circulation of blood = coordinated pump
Heart to artery, vein to heart
Blood flows from one region to another
Produced food in liver
Consumed by tissue
Try veins = empty
Try arteries = heart swells
Valves
Andreas vesalius
Dissect executed prisoners using dissection tools
Ambroise Pose
Boiling oil used egg yolk instead -> more survived but most died to shock
Removed limbs
Used cautery irons
Who did variolation
Lady Mary Montagu
Smallpox and cowpox
Sniffed dried scab for children
Florence nightingale
Improved sanitation using statistics
Most soldiers death was avoidable
Homeostatic vs hedonistic feeding
Homeostatic = hypothalamus (glucose, insulin)
Hedonistic = VTA, nucleus accumbens, pre frontal