Embryology Concepts

noun an aggregate of similar cells and cell products forming a definite kind of structural material with a specific function, in a multicellular organism

• The doctor examined the tissue sample under a microscope.
• I always carry tissues in my bag in case I need them.
• Hey, can you pass me a tissue? I think I have a runny nose.
• The community came together like a tissue, strong and supportive in times of need.

noun a central point or part

• The umbilicus is the scar left on the abdomen after the umbilical cord is removed.
• She got a cute little tattoo around her umbilicus.
• I can't believe he pierced his umbilicus!
• The city center is often referred to as the umbilicus of the region.

noun The vertical groove between the base of the nose and the border of the upper lip.

• The philtrum is the vertical groove between the base of the nose and the border of the upper lip.
• I noticed a small dimple in her philtrum when she smiled.
• His philtrum is like a little valley on his face.
• The philtrum is often referred to as the 'cupid's bow' because of its shape.