Biology Structures

adjective having a shape that is not straight or flat, but instead has a smooth, rounded surface

• The architect designed a building with a beautifully curved facade.
• She has a curved mirror in her room that makes everything look funny.
• I love how my new skateboard has curved edges for better control.
• His argument took a curved path, eventually leading to a surprising conclusion.

noun a term used in biology to refer to a structure that divides or separates parts of an organism

• The interseptum is a structure that separates the two ventricles of the heart.
• I learned about the interseptum in my biology class.
• I never knew the heart had an interseptum!
• Just like the interseptum divides the heart, some barriers in life can separate people.

noun a temporary structure used to support workers and materials during the construction or repair of buildings and other large structures

• The workers erected a sturdy scaffold to support the construction of the new building.
• We need to set up the scaffold before we can start working on the roof.
• Hey, can you pass me that thingamajig so I can fix this scaffold?
• Education serves as a scaffold for personal growth and development.

noun a circular drum or disk, especially the circular area that forms the front of a tympanic membrane

• The tympanum is a thin membrane that separates the ear canal from the middle ear.
• I heard that loud noise so clearly, it felt like it was hitting my tympanum directly.
• I can't stand loud music, it feels like my tympanum is going to explode!
• His words struck her like a tympanum, resonating deeply within her soul.

adjective describing something that lacks volume or size

• The volumeless sound of the tiny bell was barely audible in the large auditorium.
• I couldn't hear the volumeless music playing from your phone.
• The party was so boring, the music was completely volumeless.
• Her voice was so soft and volumeless, it was like a whisper in the wind.

noun a ring-shaped structure or part, such as the area between the two concentric circles

• The annulus is the outermost layer of the intervertebral disc.
• I learned in biology class that the annulus is like a protective ring around the disc.
• The annulus is like the disc's bodyguard, keeping it safe and secure.
• The annulus acts like a fortress, protecting the inner parts of the disc from harm.