Midsagittal plane

Definition

The midsagittal plane is a vertical plane that divides the body into equal right and left halves. It is one of the three main planes used to describe anatomical locations and movements.

5 Must Know Facts For Your Next Test

1. The midsagittal plane is also known as the median plane.
2. It runs along the longitudinal axis of the body.
3. Structures closer to this plane are termed 'medial,' while those further away are termed 'lateral.'
4. It is different from the sagittal plane, which divides the body into unequal right and left portions.
5. The brain's midsagittal section allows for detailed study of its symmetrical structures.

Review Questions

• What does the midsagittal plane divide?
• How does the midsagittal plane differ from other sagittal planes?
• What terms describe positions relative to the midsagittal plane?

Related terms

Sagittal Plane: A vertical plane that divides the body into right and left portions, not necessarily equal.

Coronal Plane: A vertical plane that divides the body into anterior (front) and posterior (back) sections.

Transverse Plane: A horizontal plane that divides the body into superior (upper) and inferior (lower) parts.