Monday, September 7, 2015

Tissue Lab

During today's lab, my partner, Nicole, and I went around the classroom looking at different tissues under microscopes. Now i must say that i wasn't really excited about this lab because, well whats fun about tissue? Well theres actually a whole different world to cells in tissue that I, or even some of my classmates thought. What I learned from the lab was that there are more than one types of tissue. For starters, theres Epithelial tissue (covers the body surface and/or lines a body cavity), Connective tissue (fills the spaces between organs and tissues and provides structural and metabolic support for other tissues and organs), Muscle tissue (composed of skeletal, smooth and Cardiac muscle which help supports and helps functions different parts of the body), and finally nervous tissue (transmits electrical signal from sensory receptors to effectors). Some connections I have made from this lab is that without tissues, the human body would A) not function, and B) not even live a second. Tissues, believe it or not, are vital to the human body. Every tissue is different for many reasons. Texture, function, location, etc. Some connections I've made between the anatomy of a tissue and its location/function is that muscle tissue is always in a place where the body needs it most. For example, in our notes, Histology Part II, it says the muscle tissue is "mostly in walls of hallow organs, walls of heart, and attached to bones." Muscle tissue helps the body move and function. I also connected that each tissue name is perfectly named because each tissue describes what it does. 

Tissue Types
 A collection of similar cells that perform a

specialized function
 4 major types:

http://www.bio.davidso...

Types of Epithelial Tissue

http://vet112and113.wikispaces.com/file/view/ooh!%20help.jpg/401994998/ooh!%20help.jpg

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