4. Tissues & Histology

Marco and Yara are discussing connective tissue and Marco states that blood can't be a connective tissue because it's a liquid. Yara claims that blood is a specialized connective tissue with a fluid ECM. Who is right and why?

Match the following types of connective tissue with their correct location(s).          

____Hyaline cartilage         ​​​​          

____Elastic cartilage         ​​​​          

____Smooth muscle                  

____Dense irregular connective tissue                    

____Fibrocartilage         ​​​​          

____Cardiac muscle         ​​​​          

____Dense regular elastic tissue         ​​​​          

____Reticular connective tissue 

a. Dermis, surrounding joints, organs

b. Most hollow organs, eye, skin

c. Large arteries, certain ligaments

d. Ear and epiglottis

e. Lymph nodes, spleen, liver

f. Freely moveable joints

g. Intervertebral discs, knee joint

h. Heart

Describe the roles of each of the following components of the ECM:

a. Collagen fibers