An aponeurosis is best described as:

medium

A flat, sheet-like tendon that attaches muscle to bone or to another muscle

BA nerve ending that detects pain in the tendon

CA type of cartilage at joints

DThe synapse between motor neuron and muscle

EA region of the sarcomere where only actin is present

Explanation

An aponeurosis is a broad, flat tendon-like connective tissue sheet. It transmits muscle force over a wide area.

Source: entermedschool.org