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Spleen - Anatomy and physiology with age characteristics

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The spleen   is located in the abdominal cavity, in the region of the left hypochondrium, at the level of the IX-XI ribs. The mass of an adult's spleen is 192 g in men, and 153 g in women. It has the shape of a flattened and elongated hemisphere. Two surfaces are distinguished in it: the diaphragmatic and the visceral. On the visceral surface, there is a gate of the spleen , through which the splenic artery and nerves enter the organ, and a vein exits. The spleen is covered on all sides by the peritoneum, which is firmly adhered to its fibrous capsule. Connective tissue beams (trabeculae) extend from the capsule into the organ. Between the trabeculae, the spleen parenchyma is called the pulp. Distinguish between white and red pulp. The white pulp is a typical lymphoid tissue of which periarterial lymphoid clutches and lymphoid nodules of the spleen or follicles are composed. Lymphoid nodules are round in shape and lie, as a rule, eccentricall...

Pediatrics Pathological and Situational Questions-Answer - Objective (MCQ) and Subjective Questions

1. At the time of birth, the skin is covered: A. Blood B. Curd grease C. Scales D. Hair E. Papules   2. For skin color in children in the neonatal period is characteristic:        A. The highest intensity of jaundice on 2-3 days after birth B. Jaundice increases by the 9th day after birth C.   Physiological catarrh of the skin appears at 1 month D. Pale skin in the early days E. Cyanosis   3. What muscle tone is characteristic of children in the first months of life: A. physiological hypotension of the flexor muscles B. decreased muscle tone in the hands C. physiological hypertension of the flexor muscles D. Decreased muscle tone in the legs E. physiological hypertension of the extensor muscles   4. By what age does the physiological hypertonicity of the limb flexors disappear? A. 3-4 months B. 1-2 months     C. 5-6 months     D. 7-8 months E. 9-10 months   5. The number of p...