sarcomere
The contractile units are called sarcomeres.
A segment between two points on a circle is
A point on a segment that is halfway between the two endpoints is called the midpoint of the segment. It is the point that divides the segment into two equal parts.
area in the muscle between the two Z discs.
Myofilaments Two types: actin (thin filament) & myosin (thick filament)
The definition of a segment is a line between two points.
Yes, a myofibril has a banded appearance. The sarcomere is delimited by two dark bands which are called the Z-discs. The Z-discs have two lighter colored bands and two darker bands.
A line segment (sometimes just a segment) is two endpoints and all the points on a line between them.
This is known as a line segment. A line segment is the part of a line between two equal points.
A chord
A chord
is a segment of the line consisting of any two points and the part between
It is known as the midpoint of the line segment