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Fetal Circulation – outline notes

By at October 5, 2011 | 5:59 am | 1 Comments

The lungs of a fetus are non-functional. There are special structures that allow blood flow to bypass the fetal lungs. Not until birth do the lungs gain their normal function. Umbilical Cord -Umbilical Vein – high Oxygen and nutrients from mother to fetus -Umbilical Arteries (two) – Carbon dioxide and waste from fetus to mother Pathway of Blood in more...

Misc Articles , Physiology outline notes ,

Clinical Terminology | Blood Pathologies

By at October 5, 2011 | 5:38 am | 0 Comment

Red Blood Cells --Anemia - blood has abnormally low oxygen carrying capacity Causes: -insufficient # of RBC’s -hemorrhagic anemias - blood loss -hemolytic anemias - RBC’s ruptured -aplastic anemias - destruction of red bone marrow -decreased hemoglobin content -iron deficiency anemia -microcytes - small pale RBC’s -pernicious anemia - B12 deficiency more...

Misc Articles , Physiology outline notes ,

Intro to Disease – outline notes

By at October 2, 2011 | 6:58 am | 4 Comments

Infectious disease -#1 killer worldwide -#3 in United States: only behind heart disease and cancers Infectious Disease is caused by microbes -bacteria -viruses -protozoa and fungi Major killers of humanity evolved from animal diseases How Evolution Works -evolution is descent with modification -accumulation of mistakes over time -those mistakes give some more...

Misc Articles , Physiology outline notes

Endocrine System – outline notes

By at October 1, 2011 | 9:40 am | 8 Comments

I. Endocrine Axis Endocrine Gland --- Hormone --- Blood --- Target tissue --- Effect II. Hormones – chemical messengers A. 3 classes 1. Amino acid derivatives -catecholamines – from tyrosine -epinephrine and norepinephrine -thyroid hormones – from tyrosine -melatonin – tryptophan 2. Peptide Hormones - chains of amino acids -pituitary, hypothalamus, more...

Misc Articles , Physiology outline notes

History of Disease – chronological highlights

By at September 30, 2011 | 8:01 am | 1 Comments

Ancient Civilizations -- Medicine - 4000 - 1000 BCE - Illness and death attributed to punishment from gods -Magic and spells used for treatment -opium, herbal remedies, acupuncture 3000 BCE writing develops, wheel used for chariots 420 BCE -Hippocrates - "Father of Medicine"  -- Greek -teaches importance of observation and diagnosis over magic in more...

Misc Articles , Physiology outline notes