Mammary gland

Mammary gland

1. Embryology

   • Development of the mammary ridge between the 5 0 6 week of gestation
   • Alignment of glandular foci
   • Evolution of the fourth glandular focus
     • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016). Alineamiento de los diversos focos glandulares [Figura 1-1] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co
   • Atrophy of other foci
   • In man they are underdeveloped due to lack of hormonal stimulation

2. Anatomy

   • exocrine glands
   • Located on the left and right of the sternum anteriorly and upper chest
     • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016). [Figura 1-2] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co
   • supported by the system Cooper's ligamentous
     • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016). tejidos mamarios [Figura 1-3] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co

3. Histology

   • made up of two types of tissue
     • 1.Epithelial
       • lining the inside of the system ductal and lobular-acinar
     • 2. Conjunctive
       • lax tissue
       • dense tissue
       • adipose tissue
     • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016). tipos de tejidos en la mama [Figura 1-7] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co

4. breast development

   • Tanner Scale 1996
     • evaluates physical changes from adolescence to adulthood.
   • Escala de Tanner, desarrollo de la mama pág., 70 https://www.master-mastologia.com/wp-content/uploads/2017/11/embriologia-desarrollo-y-malformaciones-mamarias-2017..pdf

5. Vascularization

   • arterial blood
     • internal mammary external mammary intercostal system
       • arterial branches
     • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016).riego arterial de la mama [Figura 1-8] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co
   • Venous blood
     • Plexus of superficial veins deep vein plexus intercostal system
       • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016) drenaje venoso de la mama [Figura 1-9] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co
   • Lymphatic system
     • reabsorb macromolecules
       • Editorial Medica Panamericana, López Ruiz, Pina Insausti (2016).drenaje linfático de la mama [Figura 1-10] http://www.medicapanamericana.com.bibliotecavirtual.unad.edu.co
     • capillary ultrafiltrate intersticio

Images and files in the map