Zoology

What is Spinal cord? Definition of Spinal cord The spinal cord is a long, tubular structure made of nervous tissue that extends from the brainstem to the lower back. It is a vital part of the central nervous system, responsible for transmitting nerve signals between the brain and the rest of the body. It plays … Read more

What is Human Brain? Definition of Brain The brain is the central organ of the human nervous system, responsible for processing information, controlling bodily functions, and facilitating cognition, emotions, and behaviors. Characterisitcs Features of Human Brain The human brain possesses several characteristic features that contribute to its complexity and functionality. Here are some key characteristics … Read more

What is Autonomic nervous system? Definition of Autonomic nervous system The autonomic nervous system (ANS) is a division of the nervous system responsible for regulating involuntary bodily functions such as heart rate, digestion, respiration, and sexual arousal. It consists of the sympathetic, parasympathetic, and enteric divisions, which work together to maintain homeostasis and respond to … Read more

What is Urinary System? Definition of Urinary System The urinary system is a collection of organs, including the kidneys, ureters, bladder, and urethra, that work together to eliminate waste from the body, regulate fluid balance, and maintain the chemical stability of the body. Anatomy of the Urinary System Two kidneys, two ureters, a urinary bladder, … Read more

What is Puberty? Definition of Puberty Puberty is the natural process of physical changes during which a child’s body develops into an adult body capable of sexual reproduction. Effects of early and late puberty onset The effects of early and late puberty onset can have significant implications for both girls and boys. Here’s a breakdown … Read more

What is Ossification? Definition of Ossification Ossification, also known as osteogenesis, is the process of bone formation, where mesenchymal cells differentiate into osteoblasts that lay down new bone tissue. There are two types of ossification: intramembranous, which directly converts mesenchymal tissue into bone, and endochondral, which involves the transformation of mesenchymal tissue into a cartilage … Read more

What is Elastic Cartilage? Definition of Elastic Cartilage Elastic cartilage is a specialized type of connective tissue characterized by its yellowish appearance and high content of elastic fibers. It is found in body organs that require flexibility and shape maintenance, such as the external ear, epiglottis, and eustachian tube. Elastic cartilage provides strength and elasticity … Read more

What is Hyaline Cartilage? Hyaline cartilage is a type of connective tissue found in various parts of the human body, characterized by its glossy and smooth appearance. Here are some key points about hyaline cartilage: Overall, hyaline cartilage serves as an important connective tissue in the body, contributing to the proper functioning and structure of … Read more

What is Cartilage? Definition of Cartilage Cartilage is a semi-rigid and flexible connective tissue found in various parts of the body, such as joints, nose, and ears. It is tough, yet pliable, and provides structural support, cushioning, and smooth surfaces for joint movement. Location of Cartilage Characteristics of Cartilage Structure of Cartilage Cartilage consists of … Read more

What is Bone? Definition of Bone Bone is a rigid connective tissue that forms the framework of the skeletal system in humans and other vertebrates. It provides structural support, protects internal organs, enables movement, produces blood cells, stores minerals, and maintains overall body rigidity. Features of Bone Bones possess several notable features that contribute to … Read more