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The dimensions and shape of human vaginas are of great importance in medicine and surgery, in addition to their relevance to sexual pleasure and childbirth; there appears to be no one way, however, to characterize the vagina's size and shape. [1] In addition to variations from individual to individual, the size and shape of a vagina in the baseline state can vary substantially during sexual ...
Colossal squid. The colossal squid ( Mesonychoteuthis hamiltoni) is the largest member of its family Cranchiidae, the cockatoo or glass squids, with its second largest member being Megalocranchia fisheri . It is sometimes called the Antarctic cranch squid or giant squid (not to be confused with the giant squid in genus Architeuthis) and is ...
Komodo dragon. The Komodo dragon ( Varanus komodoensis ), also known as the Komodo monitor, is a member of the monitor lizard family Varanidae that is endemic to the Indonesian islands of Komodo, Rinca, Flores, and Gili Motang. It is the largest extant species of lizard, growing to a maximum length of 3 m (9.8 ft), and weighing up to 70 kg (150 ...
Lion. The lion ( Panthera leo) is a large cat of the genus Panthera, native to Africa and India. It has a muscular, broad-chested body; a short, rounded head; round ears; and a hairy tuft at the end of its tail. It is sexually dimorphic; adult male lions are larger than females and have a prominent mane.
Proboscis. A syrphid fly using its proboscis to reach the nectar of a flower. A proboscis ( / proʊˈbɒsɪs, - kɪs /) is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate. In invertebrates, the term usually refers to tubular mouthparts used for feeding and sucking. In vertebrates, a proboscis is an ...
The top of the femur fits into a socket in the pelvis called the hip joint, and the bottom of the femur connects to the shinbone ( tibia) and kneecap ( patella) to form the knee. In humans the femur is the largest and thickest bone in the body.
In human anatomy, the mouth is the first portion of the alimentary canal that receives food and produces saliva. [2] The oral mucosa is the mucous membrane epithelium lining the inside of the mouth. In addition to its primary role as the beginning of the digestive system, the mouth also plays a significant role in communication.
The human microbiome is the aggregate of all microbiota that reside on or within human tissues and biofluids along with the corresponding anatomical sites in which they reside, [1] including the gastrointestinal tract, skin, mammary glands, seminal fluid, uterus, ovarian follicles, lung, saliva, oral mucosa, conjunctiva, and the biliary tract. Types of human microbiota include bacteria ...