Human Biology Essays, Research Papers & Term Papers (418) essays
Human Biology essays:
The Iliofemoral joint
... hip joint. It is the joint between the femur and acetabulum of the pelvis. Its primary function is to support the weight of the body in both static and dynamic postures. There are seven different kinds of movements are possible in the hip joint. There is flexion and extension on the spine and ...
Abnormalities in the cardiac cycle.
... Sick Sinus Syndrome is the name given to the medical condition in which a diseased sinus node results in the severe slowing of the heart beat. Such a condition would include the afore mentioned Sinus Bradycardia. Sometimes the Sino-Atrial node ceases firing temporarily and long pauses in the cardiac ...
Human Female Reproductive Organs.
... female secondary sex characteristics such as pubic hair and breasts, and they affect other tissues including the genital organs, skin, hair, blood vessels, bone, and pelvic muscles. Progesterone induces secretory ...
DNA Fingerprinting
... material in the nucleus. Next, restriction enzymes cut the DNA into different size pieces and then the pieces are separated by size during a process called gel ... This is done by the DNA that was contracted out of the evidence (hair, blood, skin cell, etc.) that was left at the crime scene is compared ...
Contribution of Leakey family to our increased understanding of human evolution.
... different enough to constitute a new category of hominids, and called it Zinjanthropus boisei. They suggested that it lived 1.75 million years ago In 1960, Mary Leakey and son Jonathan found another, smaller form of hominid at Olduvai that they believed was different and ...
Cancer Cell Metastasis and How Cells Diffuse Into Diverse Parts of the Body
... and metastasis in these breast cancer tumors ( VEGF ). With thinking tumor cells might travel using the lymphatic system, researchers focused upon the lymph nodes and ...
Human anatomy Bio 215 case studies part 1
... and epiphysial arteries: Numerous metaphyseal and epiphyseal arteries supply the ends of bones. They arise mainly from the arteries that supply the adjacent joint. They anastomose with the diaphyseal capillaries and terminate in bone marrow, cortical bone, trabecular bone, and articular cartilage ...
Cooling of the Human Body with Respect to Vaporization of Sweat
... so it takes more energy to break off into the gaseous state (Kotz, Treichel, and Weaver 247). The bodily response of perspiration takes advantage of this ... increase (Freudenrich). To convert sweat from a liquid to a vapor, the system requires a particular amount of heat, the heat of vaporization. This ...
Does the amount of exercise have an effect on the pulse rate?
... distance and walk/run across it at different speeds and ... and powerwalking for example. Once the line of best fit is put in, you can clearly see the trend in not only my graph but in the graphs of everybody in my group. The line of best fit is roughly ... quickly to these muscles increasing your pulse ...
Digestion of a Bologna Sandwich
... and defecation. The digestive system has two anatomical subdivisions known as the digestive tract, which includes the oral cavity, pharynx, esophagus, stomach, small intestine, and large intestine, and the accessory organs, which include the teeth, tongue, salivary glands, liver, gallbladder, and ...