WebTaxonomy and phylogeny. Squid are members of the class Cephalopoda, subclass Coleoidea.The squid orders Myopsida and Oegopsida are in the superorder Decapodiformes (from the Greek for "ten-legged"). Two other orders of decapodiform cephalopods are also called squid, although they are taxonomically distinct from squids … WebEczema. Eczema is an allergic reaction that manifests as dry, itchy patches of skin that resemble rashes ( Figure 5.4.4 ). It may be accompanied by swelling of the skin, flaking, and in severe cases, bleeding. Symptoms …
4.2: Layers of the Skin - Medicine LibreTexts
WebThe salivary glands, liver and gall bladder, and the pancreas aid the processes of ingestion, digestion, and absorption. These accessory organs of digestion play key roles in the digestive process. Each of these organs either secretes or stores substances that pass through ducts into the alimentary canal. 1. WebThe epidermis of thick skin has five layers: stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum. The stratum basale is a single layer of cells primarily made of basal cells. A … fixed stars in leo
Quiz: Accessory Organs of the Skin - CliffsNotes
WebThe structure of the skin is made up of three layers of, namely: Epidermis Dermis Hypodermis Epidermis It is the outermost layer of the skin. The cells in this layer are called keratinocytes. The keratinocytes are composed of a protein called keratin. Keratin strengthens the skin and makes it waterproof. WebADVERTISEMENTS: In vertebrates the skin may be respiratory (e.g., anurans), while in some fishes and aquatic turtles, the vascular rectum or cloaca is respiratory. But there are two main types of respiratory organs- gills for aquatic respiration and lungs for aerial respiration. Both gills and lungs may occur in the same animal. Accessory respiratory … Web4 okt. 2024 · The organs that make up the integumentary system include skin, hair, nails, glands, and sensory nerves. The system's primary function is to protect the body from … fixed stars definition