Essays on Human Physiology

The heart and circulatory system make up your cardiovascular system. Your heart works as a pump that pushes blood to the organs, tissues, and cells of your body. Blood delivers oxygen and nutrients to every cell and removes the carbon dioxide and waste products made...

In pregnant woman there are many physiological changes during pregnancy, which are entirely normal, including changes in different trimesters and changes in different systems like cardiovascular, metabolic, renal, hematologic, and respiratory changes. The progesterone and estrogens levels rise continually during pregnancy, and they suppress the...

Vitamin D is a vital regulatory hormone necessary for healthy human physiology. The official duty of vitamin D is calcium homeostasis; yet, and vitamin D deficiency correlates with both calcium related conditions such as osteoporosis and rickets and non calcemic-related ailments such as autoimmune disease,...

In the history of psychology, there have been many different fields of interest. Human development, especially, has been one of the interesting fields of study for many psychologists. Freud, Erikson, and Piaget are all great theorists with similar, but different, ideas of human development. Their...

Climbing as a sport displays many different physiological demands, it relies on both aerobic and anaerobic alactic energy systems due to the short but high-intensity duration nature of the sport. Because of the strength and conditioning required in climbing and the very short recovery periods...

The feeling of smell since quite a while ago remained the most confounding of our faculties. The fundamental standards for perceiving and recalling around 10,000 distinct scents were not caught on. The current year’s Nobel Laureates in Physiology or Medicine have tackled this issue and...

The Salem Witch Trails itself was a very corrupted but significant event in history. These trials took place in a settlement called Salem, which was a part of the Massachusetts Bay Colony at that time. In January of 1692, a group of young girls mysteriously...

The eye is a complex and sensory organ that is specialized for the gathering of visual information. The eye is made up of three main parts: eyeball (globe), orbit (eye socket), accessory (adnexal) structures. Accessory structure The eye’s accessory structures include the eyelids, conjunctiva, caruncle...

Considering the fallible nature of humans, the need arises for a more prolific and innovative method in accomplishing tasks at a minimum risk, the advent of technology came as no surprise. To acclaim that the continual reliance on technology will ultimately diminish human’s thinking ability...

Strong physical does not mean you have to be able to lift a barbell that weighs kilos, can run for hours, or swim the fastest. But, physically strong is a healthy body and can support daily activities well. Many people who crave physically are strong,...

The process of apoptosis is an organism’s own internal “waste management” process for getting rid of its own damaged, unneeded, and potentially dangerous cells. It is a physiologic (normal operating activity of a living matter) also referred to as “programmed cell death,” or “cell suicide.”...

Introduction Visual perception is how we make sense of the world around us through the light that enters our eyes. Throughout evolution, the act of processing signals and distinguishing them from their surrounding noise has allowed humans to take the necessary actions in response to...

The development of a child from conception to birth is an interesting and intricate process that takes nine months of development, so let’s see what all takes place. Firstly we must look into how an embryo is conceived. An embryo is conceived when sperm successfully...

‘’Clouds come floating into my life from other days no longer to shed rain or usher storm but to give colour to my sunset sky.” – Rabindranath Tagore, Stray Birds, 1916 Since the beginning of time, the human need of fulfillment has had an important...

One attribute exists, that is possessed by everybody and is a tool that makes people happy or even lead to success. It is an ability to build better social connections and face various unexpected challenges without any worries. The standard definition of this quality is:...

Optimism is a point of view that includes being positive and having hope for the best outcome. It is believing in the best even when the situation might seem the worst. It is very important to have optimism in today’s world. When put in tough...

What is Drama? There are a few definitions of drama but the most common is that drama is to revive a word, a concept, an experience, an event by developing games or games. It is a kind of literature which is written in poetic, narrative...

Introduction Community wellbeing is dependent on a number of factors. The aspect of wellbeing itself encompasses good health among members, stable economic conditions, mental wellness among residents, environmental health among others. Combined together, the mentioned elements affect or rather determine the outcome of growth and...

From Hume`s view and idea that human beings are nothing but a bundle of different perceptions, various concepts and arguments can be drawn from the same statement. One can be in a dilemma while trying to evaluate Hume`s Ideology for many reasons. For example, Hume...