For each patient, note whether you think each of the following cardiac parameters would be elevated, depressed, or about normal based on the descriptions above. a) Joe is suffering from a spasm in his left main coronary artery impairing blood flow to the heart. This can cause considerable pain, but what […]

Darwin’s voyage on the HMS Beagle and experience with a broad range of habitats and lifeforms (extinct and extant) was pivotal to his rejection of Lamarckism and identification of Natural Selection as the primary mechanism of evolution.  If Darwin had been around earlier and had traveled with Columbus to the New World in 1492: Would […]

Directions: Complete BOTH Part A and Part B of this discussion. Part A: Using CH 23, please answer the question “What is an animal?” and then select one phyla discussed in this chapter to investigate. In your post, please discuss 2-3 important features of the phyla you select, identify an […]

Tay-Sachs disease is inherited as an autosomal recessive. It is a devastating neurological disease that results from the lack of a normal enzyme, hexosaminidase A, whose job is to metabolize lipids (gangliosides) that are found in brain cells. A young couple is told that they are carriers for this disease. […]