Bio 322 exam 3 - Study guides, Class notes & Summaries

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. Resistance is low because red blood cells are flexible, allowing them to bend or to stack like plates (rouleaux) in narrow capillaries. Resistance is sort of irrelevant in capillaries because the...

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 (flatworms) Phylum Platyhelminthes Classes (3) ~ Class Turbellaria (flatworms) Class Trematoda (flukes) Class Cestoda (tape worms, parasites) Phylum Cnidaria Classes (3) ~ Class Hydrozoa (hydr...

Levels of Animal Organizationkingdom, phylum, class, order, family, genus, species Taxonomyscience of classification Systematicsstudy of the diversity of life and the evolutionary relationships between organisms Example of Taxonomy (Spider)Kingdom- Animalia Phylum- Arthropoda Class- Arachnida Order- Araneae Family- Araneidae Genus- Argiope Species- argentata Common name for spiderGolden orb-web weaver Families always end with..."dae" Order always ends with..."eae" Cellular Level-every...

what kind of CNS response is anxiety - Answer fight or flight; sympathetic panic disorder - Answer recurring panic attacks, 1+ months of consistent fear of having another panic attack, palpitations, tremors, syncope, think they're having heart attack. f>m. pan1c generalized anxiety disorder - Answer Characterized by excessive anxiety or worry about numerous things, lasting for 6 months or longer, "cant stop worrying", teeth grinding (bruxism). muscle tension, easily fa...

Exam 3: BIO322 / BIO 322 (Latest 2024 / 2025 Update) Applied Pathophysiology Exam | Questions and Verified Answers | 100% Correct | Grade A - GCU Question: what is wrong with type I DM patients? Answer: their insulin is little to none, so glucose is unable to be brought into the cells but builds up in the blood. it is autoimmune beta cell dysfunction. can cause hypoglycemia and hyperglycemia Question: hyperglyemia signs Answer: blood glucose of 300mg or more, 6.5% or more hemog...

Levels of Animal Organization - kingdom, phylum, class, order, family, genus, species Taxonomy - science of classification Systematics - study of the diversity of life and the evolutionary relationships between organisms Example of Taxonomy (Spider) - Kingdom- Animalia Phylum- Arthropoda Class- Arachnida Order- Araneae Family- Araneidae Genus- Argiope Species- argentata

Exam 3: BIO322 / BIO 322 (Latest 2024 / 2025 Update) Exam | Questions and Verified Answers | 100% Correct | Grade A - GCU