Which structure connects adjacent cardiac cells both mechanically and electrically?
Show answer and explanation
Correct answer: Intercalated disc
Intercalated discs contain gap junctions and desmosomes. These structures allow cardiac muscle cells to function as a coordinated unit.
Keep practicing
More Cardiac Muscle Histology questions
- Which feature allows cardiac muscle tissue to contract as a functional syncytium?
- Compared to skeletal muscle, cardiac muscle contraction is:
- Which structural protein anchors actin filaments at the Z line in cardiac muscle?
- Which cardiac muscle feature increases efficiency of contraction and coordination?
- Which histological feature is commonly used to identify cardiac muscle tissue under a microscope?
- Which structural feature is characteristic of cardiac muscle cells but not skeletal muscle cells?