Human Embryology Models

Product Description

EMBRYOLOGY MODEL

UROGENITAL SYSTEM:

78. T.section through embryos at various stages of

      development to show formation of nephric tubules.                    

79. Relationship of hindgut and cloaca at the end

      of the 5the week.                                                                                  

80. Development of the renal pelvis, calyces

      and collecting tubules of the metanephros.                                  

81. Development of a metanephic excretory unit.                                              

82. Development of the urogenital sinus into the

      urinary bladder and definitive urogenital sinus.                               

83. T section throught the testis in the 8^th week of development.     

84. T. section of the ovary at the 7^th week of development

      showing degeneration of the primitive sex cord.                                    

85. Genital duct in the 6^th week of development in the male.                         

86. Formation of uterus & vagina at various stages.                                     

87. Development of the external genitalia in

      the female at 5 months gestation.                                                              

88. Descent of testis.                                                                                       

HEAD & NECK:

89. Development of the pharyngeal arches.                                                    

90. Pharyngeal pouches as outpocketings of the foregut.                                

91. Development of the pharyngeal clefts & pouches.                          

92. Ventral view of the palate, gum, lip & nose.                                    

93. Formation of tooth at successive stages of development.                              

EAR:

94. Development of Scala tympani and scala vestibuli.                         

95. Development of organ of corti.                                                                

96. Development of semicircular canals.                                                      

EYE:

97. Section of the eye of a 7-week embryo.                                                 

98. Development of the iris and ciliary body.                                                    

99. Transformation of the optic stalk into the optic nerve.                               

CENTRAL NERVOUS SYSTEM:

100. Dorsal view of a late presomite embryo. of 18 days.                                

101. Dorsal view of human embryo at aprox. day 22.                           

102. Various stages of development of a neuroblast.                                      

103. Origion of nerve cell and various type of glial cells.                        

104. Terminal end of the spinal cord in relation to that of

         the vertebral column at various stages of development.              

105. Various types of spina bifida.                                                                  

106. T section through the caudal part of the metencephalon.         

107. Saggittal section : development of the cerebellum.                

108. Stages in the development of the cerebellar cortex.                                

109. Development of gyri and sulci on the lateral

        surface of the cerebral hemisphere.                                                   

110. Formation of sympathetic ganglia.