human body system essay

The ultimate purpose of these enzymes in the human body system is to deal with the treatment of disorders and illnesses such as cancers. For sufficient recombinant proteins, there is a need for efficient expression system, which allow for the production of proteins at a high rate. This method of expression is determined by factors such as time spent in expressing a protein, amount of protein needed and mass of proteins. Examples of enzyme expression systems include mammalian cell, insect cell, yeast

The immune system is our body 's defense system – it is vital to our body 's health and survival. We need the immune system to fight off bacteria, viruses, and other foreign, harmful substances - as well as our own cells that have become bad or even cancerous. There are several building blocks that make up the system as a whole, each just as important as the next, that work hand-in-hand. This includes the lymphatic system, biological molecules, antibodies, white blood cells, the tonsils, thymus,

name] DATE SLP-MICROBIOLOGY ROLE OF THE IMMUNE SYSTEM Entering human body is not easy. The bacteria and other harmful materials can enter human body either via food or cuts and injuries on the skin. However, there foreign agents are not always welcomed in the human body. There are immune cells that fight harmful agents. The immunity system in the human body identifies harmful microbes like bacteria, viruses, and others and provides defense to the body against these substances. There are antigens present

Body Systems of Various Organisms All organisms in the world have a range of systems and organs in their body. Some organisms may share similar body systems while others have absolutely nothing in common. Several of those organisms include humans, pigs, crayfish, and earthworms. From their mushy, gushy organs to their soft, gentle skin, you may think, “How are humans and pigs possibly alike? Or a crayfish and an earthworm?” In many ways they may not be, but in other ways, they are very much alike

Human Body Cardiovascular System The Cardiovascular System consists of the heart, veins, blood, vessels, and more. Heart- The heart is a muscular organ. It has veins which brings blood to the heart and arteries which bring blood away from the heart. Veins- The veins bring blood in low pressure to the heart. The veins have more thinner walls than arteries. Many vein except for some carry deoxygenated blood to the heart. Blood- Blood is made of plasma a watery fluid which floats red blood cells

The lymphatic system is a system made up of tissues and organs, located inside and throughout the human body. The essential function of the lymphatic system is to keep fluid balance by transporting lymph, a fluid containing white blood cells, and depositing them into the blood stream. The lymphatic system helps the body get rid of waste, toxins and other undesirable substances. The lymphatic system can be looked at as a waste system required in the human body. This waste system performs a specific

Even though we do not realize it, our bodies are constantly working to adjust copious body functions to acclimate to the physical environment to maintain equilibrium or balance in our internal environment. This process that the body self-regulates serves to maintain stability through the biological systems is known as homeostasis (Encyclopedia Britannica, 2015). Homeostasis is described as the body’s ability to maintain relatively stable internal conditions, even with the outside world constantly

The Epithelial Cell In the human body, there is such thing that exists that is part of almost every system-the epithelial cell. The epithelial cell is part of many systems, but is most commonly found in the integumentary system. This cell has is part of many like how the cell is bound together as sheets of tissue called epithelia. Lots of people experience malfunctions with this cell like acne, warts, and others. This cells is a part of many body systems, it is part of structures, and has many malfunctions

The systems, organs and anatomical features of the human body work together in a chronological order to aid with the function of everyday activities. The 25-year-old male student will respond to normal everyday activities during the day by breathing, eating, eliminating (urination and defecation), movement and coordination such as walking or exercising. When the body is hungry, thoughts from the brain signal the body preparing it for the eating and digestion process. The meal is then embarked on

Unit 11 Physiology of human body systems Helen Marwood The digestive system Task 2 Digestion of Lipids The digestion of lipids (fats) usually starts of in the stomach. There are glands in the stomach that are composed of: 1. Mucous cells – these are the producers of mucous 2. Chief cells – also known as peptic cells, these are cells in the stomach that release pepsinogen and chymosin (gastric enzymes). 3. Parietal cells – this is an acid secreting cell that is found on the walling of the