BIO 322 Exam Questions And Answers

fruit development ~ what happens when auxin is applied to the stigma of a unpollinated flower ? Provide food to animals eating the fruit even if pollination isn't successful à Maintaining dispersers alive for seeds that do develop ~ Advantage of having some parthenocarpic fruits for the pl...

hypoxemia ~ low oxygen in the blood hypoxemic hypoxia ~ most common type of hypoxia, occurs when PaO2 drops below 80mmHg (such as due to altitude or disease impairing lung function) ischemic hypoxia ~ impaired tissue perfusion due to a cardiac or vascular disorder anemic hypoxia ~ o...

Blood vessel resistance is low in capillaries because there are so many of them. The total cross sectional area is high, resulting in low resistance. Resistance is low in capillaries because they are just 1 endothelial cell layer thick and endothelial cells secrete nitric oxide, a vasodialator....

Hirudin is similar to _______ ~ heparin (used medically) Hirudo medicinalis ~ medicinal leech True or False: All leeches are brown in color. ~ False. Some are brightly colored. bladder worm ~ larval stage of class cestoda (tapeworm) mesenchyme ~ connective tissue of acoelomates (f...

Ulcerative Colitis ~ -chronic inflammation of the colon with presence of ulcers -Most common at rectum and sigmoid colon -Causes: infections, genetic, age 20-40, Fhx, Ashkenazi Jews -S/S: left side pain, frequent large volume diarrhea with blood, anemia, tenesmus (urge to defecate) -Complic...