Review1.Immune cells: lymphocytes, cells of mononuclear phagocytesystem, and antigen-presenting cells, etc.2.Lymphoid tissues: diffuse lymphoid tissue and lymphoidnodule.3.Lymphoid organs:central lymphoidorgans(thymus,bonemarrow),peripheral lymphoid organs (lymph nodes, spleen and tonsils).4. Thymus CapsuleCortex: Blood-thymus barrierMedulla: thymic corpuscles
Review 1. Immune cells: lymphocytes, cells of mononuclear phagocyte system, and antigen- presenting cells, etc. 2. Lymphoid tissues: diffuse lymphoid tissue and lymphoid nodule. 3. Lymphoid organs: central lymphoid organs (thymus, bone marrow), peripheral lymphoid organs (lymph nodes, spleen and tonsils). 4. Thymus Capsule Cortex: Blood-thymus barrier Medulla: thymic corpuscles
5.lymphnodesCapsuleCortex : Superfacial cortex(lymphoid nodules福Paracortical zone(postcapillaryvenulesCorticallymphoid sinusesMedulla: Medullary cordsMedullarylymphoid sinuses6. SpleenCapsuleWhite pulp:Periarterial lymphatic sheathLymphoidnodulesMarginal zoneRed pulp:Splenic cordsSplenic sinusoids
5. lymph nodes Capsule Cortex : Superfacial cortex(lymphoid nodules ) Paracortical zone (postcapillary venules ) Cortical lymphoid sinuses Medulla: Medullary cords Medullary lymphoid sinuses 6. Spleen Capsule White pulp: Periarterial lymphatic sheath Lymphoid nodules Marginal zone Red pulp: Splenic cords Splenic sinusoids
.Cretinism??21-years girl, 79cm, 10kg
21-years girl，79cm，10kg ?? Cretinism
Titan??
Titan ??
Pineal glardPituitary glandEndocrine SystemparathyrcidglandsAdrenalglandPancreasTestisOvary
Endocrine System