The organ that is not considered a vestigial organ is Diaphragm. The diaphragm is a vital muscle involved in the process of breathing and is not considered vestigial, unlike structures such as the appendix or centriole.
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The part of the human body that cannot be transplanted is Brain. Unlike organs such as the kidney, heart, and lung, which can be transplanted to replace damaged or diseased tissue, the brain cannot be transplanted.
The part of the human body that exhibits regeneration is Liver. The liver has remarkable regenerative capabilities, allowing it to replace damaged or lost tissue and restore its functionality after injury or partial surgical removal.
The hardest part of the body of a vertebrate animal is Enamel. Enamel is the outermost layer of teeth and is primarily composed of hydroxyapatite, making it extremely hard and durable, even harder than bone.
The hardest substance in the human body is Dentin. Dentin is a calcified tissue that forms the bulk of a tooth, providing structural support and protection. It is harder than both bone and nail.
The upper surface of the skin is called Epidermis. The epidermis is the outermost layer of the skin, providing a protective barrier against environmental factors and containing cells responsible for pigment production and keratinization.
The pigment that gives color to human skin is Melanin. Melanin, produced by melanocytes in the skin, determines skin tone and provides protection against the harmful effects of ultraviolet (UV) radiation from the sun.
The largest organ of the human body is Skin. It serves as a protective barrier, regulating temperature, sensing touch, and playing a crucial role in immune function. The skin comprises multiple layers and performs various essential functions for overall health ...
The skin is thickest at On the sole. The skin on the soles of the feet, particularly the plantar surface, is thicker compared to other parts of the body, as it endures constant pressure and friction from walking and standing.
The heart is deprived of Voluntary muscle. Unlike skeletal muscles, which are under conscious control, the heart consists of cardiac muscle, an involuntary muscle type. This means that we cannot directly control or consciously regulate the contractions of the heart ...