ISO 400 film needs a quarter of the light that ISO 100 needs. In other words, you could capture a low-light scene with a shutter speed of 1/15 second with ISO 100 film, or 1/60 second with ISO 400.
The big toe articulates with the head of the first metatarsal and is called the first metatarsophalangeal joint (MTPJ for short). Underneath the first metatarsal head are two tiny, round bones called sesamoids.The other four toes each have three bones and two joints.he big toe articulates with the head of the first metatarsal and is called the first metatarsophalangeal joint (MTPJ for short). Underneath the first metatarsal head are two tiny, round bones called sesamoids.
Morton called it Metatarsus atavicus, considering it an atavism recalling prehuman grasping toes. In statuary and shoe fitting, a more-protuberant second toe has been called the Greek foot (as opposed to the Egyptian foot, where the great toe is longer).