What part of the nail grows? Why does the nail body appear pink? What epidermal strata is the nail most like?

Q: Epidermal placodes contribute to the development of all of the following EXCEPT:     teeth   mammary…

A: Placode refers to ectodermal thickenings in the cranial region of the embryo which give rise to…

Q: Carinomas are cancers of epithelial tissue, and sacrcomas are cancers of connective tissue. Are…

A: Tumor is a mass of tissues. It may be benign or malignant. The cellular growth that occurs when the…

Q: Which type of skin cancer develops from the youngest epidermal cells?

A: Particularly skin cancers are influenced by exposure to ultraviolet (UV) light. When you don't…

Q: Describe the structure and composition of nails.

A: At the tip of fingers and toes, there is a horn-like keratinous plate known as nails.  The visible…

Q: Which cells of the epidermis produce melanin? Whathappens to the melanin once it is produced?

A: Melanin is produced in the skin of almost all animals including human. It is most common light…

Q: why wouldn't it cause pain to remove only the superficial part of the epidermis? why wouldn't it…

A: The epidermis is a protective outer layer of the skin. It is composed of squamous stratified…

Q: Briefly describe the structure of epidermal ridges and dermalpapillae. What is the importance of…

A: Introduction: The skin that lies in-between the subcutaneous tissues and epidermis is known as the…

Q: Describe the parts of a hair follicle. How is the epithelial root sheath important in skin repair?

A: We know that hair is a filamentous protein that grows out of the epidermal layer. It is made of…

Q: Sebaceous glands are not found in thick skin. Why is their absence in those body regions desirable?

A: The small gland presents in the skin and secrete the sebum (lubricating oily material) is called the…

Q: Describe the parts of a hair follicle. How is the epithelialroot sheath important in skin repair?

A: The existence of hair is a characteristic of mammals; if the hair is dense and covers most of the…

Q: What tissue type is the subcutaneous layer or hypodermis?

A: Answer: Cell is the basic fundamental unit of life. A group of cells with similar structures and…

Q: What is the function of the epidermal ridges and the dermal papillae?

A: .The epidermal ridges are grooves in the outermost layer of skin where the sweat glands open. The…

Q: Define or describe the nail plate, nail fold, eponychium,hyponychium, and nail matrix

A: The nails can be described as the keratinous structures grown from the deep layer of epidermal…

Q: Compare structural and functional differences in thin and thick skin by completing the table below.…

A: The skin is the biggest organ of the body, with a total range of almost 20 square feet. The skin…

Q: What are the concentric regions of a hair shaft, from the outside in?

A: The hair shaft is the hair segment that is not connected to the follicle, much of which is found on…

Q: What is epidermal homeostasis?

A: The steady-state of chemical, physical, and internal conditions is termed homeostasis. At this…

Q: Where do hair cells undergo mitosis?      hair papilla     sebaceous gland      hair matrix…

A: The hair is located outside of the body that is responsible for conserving heat. The hair root is…