Keratin

Hair... a physical aspect on the human body. Hair can be short, long, curly, or straight. Hair can be styled differently from being braided, to being put in an updo, to being kept natural. Hair is a way for us to express ourselves. I have long, blonde, curly hair. My hair gets blonder at the bottom thanks to a popular hair coloring technique called balayage. Because my hair is naturally curly, my hair curls well when I use a curling iron to enhance the curls. However, because my hair is thin it…

Ringworms is a skin disease caused by a fungus. Its main form is athlete’s foot. Ringworms are typically shaped in a circle and usually target the scalp and the feet. It causes the patient to lose hair and they start to feel really itchy. All though it is call a ringworm it is not a worm or any type of parasite. It is caused by a type of fungus called dermatophytes. It is microscopic and can grow on any part of the integumentary system organs. Dermatophytes live off dead tissue. The signs of…

Skin is the largest organ in our body that serves a lot of important functions. Firstly, it acts as a protective barrier against mechanical injury, loss of body fluids, chemicals, particles, microbes and UV radiation. [1] It also provides sensation for touch, temperature, pressure and pain. [1] Besides, it allows mobility by providing a surface for grip. [1] It also has a role in homeostasis of body temperature. [1] Next, it is involved in production of vitamin D, and has an immunity function…

The Integumentary System Objective: Identify the skin structures on a model and name the layers of the skin. Also observe the degree of burns on a model. Materials: One skin structure 3-dimensional model One degrees of burn model Procedure: The model was observed for identification of the skin layers and its related structures. The second model was observed for the degrees of burn. Results: The layers of the human skin and the degrees of burn. Observation: The main purpose of…

This report will be about the barn owl. The barn owl is a medium-sized owl that has long, rounded wings and short tails. Their legs are long and their heads are smoothly rounded. Barn owls are pale and the have dark eyes. Their faces are a pale, white-tan color, and so are the undersides of their wings. Barn owls nest and roost in cavities and abandoned buildings. Female barn owls make nests out of their own regurgitated pellets by shredding them with their feet and arranged into a cup formation…

The skin is the largest organ in the body and has many functions. These include protection, sensation, and regulation. This large organ provides a physical barrier to prevent harmful substances, such as microorganisms or toxins, from entering the body. The skin also has numerous sensory neurons that allow one to experience heat, cold, pain, vibration, and touch. It also has a purpose in regulation of fluid and aides in absorption of Vitamin D. If there is a disruption in the skin, problems can…

The integumentary system consists of the largest organ of the body which along with supporting structures that cover majority of the surface area of the human body. Responsible for protection, thermoregulation, palpation, and excretion. Cutaneous Membrane: More commonly referred to as the skin, the largest organ of the body that as a is composed of two main components: Epidermis- The outer most layer of the skin. Acts as a physical barricade against microbe’s due to its configuration of tough…

Southlake Dermatology As the body's largest organ, the skin covers and protects you. It holds body fluids in, preventing dehydration and helps to regulate a consistent body temperature. The skin contains many nerve endings, allowing you to feel heat, cold, pain, itching, touch and other sensations. An important function the skin provides is as a barrier against the microbes that could cause infection. It is through your skin that sunshine enables your body to make vitamin D. Vitamin D is…

2. Materials and Methods: The keratin was extracted from Chicken feather which were collected from the local market of Raipur (21.14°N 81.38°E) Chhattisgarh, India. The 91% food grade alginate (sodium salt form) was purchased from Loba Chemie. The β-mercatpoethanol (mol. wt. 78.13) from LOBA Chemie, sodium dodecyl sulfate (SDS) (mol. wt. 288.38) and urea (mol. wt. 60.06) was purchased from Merck, and ethanol was purchased from Sigma-Aldrich. Antimicrobial strain of gram negative bacteria…

solubility. Keratin is insoluble to water this is why keratin waterproofs the skin. The second property of Keratin is it’s luster, keratin is shiny. The third characteristic of keratin is it’s texture, the texture of keratin is hard and tough. The lsta property of keratin is it’s Ph. There are two types of Keratin, type 1 keratin is acidic and type 2 keratin is basic to neutral. The elements that are found in a keratin molecule are Carbon, Oxygen, Hydrogen, Nitrogen, and Sulfur.…