Longitudinal Section Of Skin

Usually the number of possible transverse sections is higher than the number of possible longitudinal sections to be made through an organ or organism.
Longitudinal section of skin. Figure 4 2 depicts a longitudinal section of the skin. These layers are depicted in a longitudinal cross section of the hair follicle figure 5 12 although not all hair has a medullary layer. A section that is cut along the long axis of a structure.
A sagittal section is a cut done by a plane from the top to the bottom of the body or of any anatomic structure dividing it into left and right portions. Select different colors for the structures below and color the coding cir cles and the corresponding structures on the figure. Hair texture straight curly is determined by the shape and structure of the cortex and to the extent that it is present the medulla.
Learn vocabulary terms and more with flashcards games and other study tools. Basic structure of the skin 7. The cells in all of the layers except the stratum basale are called keratinocytes.
Start studying longitudinal section of the skin. A keratinocyte is a cell that manufactures and stores the protein keratin. Longitudinal section is the opposite of cross section.
Longitudinal sections would therefore pertain to any vertical section such as median sagittal and coronal sections. Keratin is an intracellular fibrous protein that gives hair nails and skin their hardness and water resistant properties the keratinocytes in the stratum corneum are dead and regularly slough away being replaced by cells from the. Similar to the skin hair gets its color from the pigment melanin produced by.
Small tubular structures within and under the skin in the subcutaneous tissue discharge sweat. Matrix of a fingernail the matrix of a nail or nail bed with the nail fold and nail walls displayed by the removal of the. Longitudinal sections are usually longer than transverse sections.