QUADRATE BONE - Found between the mandible and the skull allowing the bird to open it's mouth wide and making dislocation of the jaw very unlikely, PYGOSTYLE - The tail, formed by a few fused caudal vertebrae, BASILIC VEIN - Also known as the cutaneous ulnar vein found in the medial surface of the proximal ulna and a site for venepuncture, CROP - Diverticulum of the oesophagus lying outside the body cavity on the right side of the cranial thoracic inlet, INFUNDIBULUM - Funnel-shaped end of the oviduct that engulfs the ovum and where fertilisation takes place with the first layer of albumen added, SECONDARIES - Flight feathers that attach to the ulna, SCLEROTIC RING - Ring of small bones at the junction of the cornea and sclera which reinforces the relatively large circumference of the eye, PROVENTRICULUS - First section of the stomach lined with glands that secrete pepsin, hydrochloric acid and mucus where food is stored and mixed with these digestive juices,

BIRD 1 Anatomy & Physiology Key Points

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