Cephalopods, as active marine predators, possess sensory organs specialized for use in aquatic conditions. They have a camera-type eye which consists of an iris, a circular lens, vitreous cavity (eye gel), pigment cells, and photoreceptor cells that translate light from the light-sensitive retina into nerve signals which travel along the optic nerve to the brain. For the past 140 years, the camera-ty… The blind shark has a stocky body and a wide, somewhat flattened head with a blunt snout. The small, oval eyes are situated high on the head and have strong ridges underneath; the oval spiracles are positioned behind and below and have obvious raised rims. The nostrils are placed almost at the tip of the snout and have long, tapering barbels in front and well-developed skin flaps and grooves around the incurrent openings. A pair of obvious grooves connect the nostril…
Anatomy of the Eye. Learn about the different parts of the eye.
WebFeb 7, 2024 · Although sharks don’t have any visible ears, they are no more deaf than they are blind. Sharks have an acute sense of directional hearing that enables them to detect … WebApr 20, 2015 · Lens. The lens is located in the eye. By changing its shape, the lens changes the focal distance of the eye. In other words, it focuses the light rays that pass through it (and onto the retina) in ... team daffy expeditor trucks
Shark Senses - EnchantedLearning.com
WebDec 5, 2024 · Just like us they have a lens, cornea, pupil, retina, and iris, and these parts all work virtually the same way ours do. 39,833 People Couldn't Ace This Quiz Think You Can? Take Our Brand New A-Z … WebSKELETON. Shark skeletons are made of cartilage. This is strong and durable, yet much more flexible and lighter than bone. Being lighter helps a shark to stay afloat and reduces the amount of energy they need to … WebApr 6, 2024 · Ans: The aqueous humor defined in simple terms, the ciliary body generates aqueous humor on a continuous basis (located in the anterior aqueous chamber near the lens of the eye). The output must be balanced by an equivalent rate of drainage for effective operation. Minor variations in aqueous humor production or aqueous humor flow are … southwest ranch veggie dip