Cardiac muscle contains specialized regions along the plasma membrane called intercalated discs. What is the role of intercalated discs? a. efficiently pass electrical impulses between cardiac cells b. facilitate immune response to foreign antigens c. cushion body organs from damage d. keeps blood vessels in place
Added by Wendy H.
Step 1
Step 1: Intercalated discs are specialized regions along the plasma membrane in cardiac muscle. Show more…
Show all steps
Your feedback will help us improve your experience
Elakya Thirumoorthy and 72 other Biology educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Why are intercalated discs essential to the function of cardiac muscle? a. The discs maintain the barriers between the cells. b. The discs pass nutrients between cells. c. The discs ensure that all the cardiac muscle cells beat as a single unit. d. The discs control the heart rate.
The heart is part of the cardiovascular system and is made of cardiac muscle. Cardiac muscle has special characteristics that distinguish it from other types of muscle tissue. Which of the following are characteristics of cardiac muscle? Check all that apply. one nucleus many nuclei striated not striated voluntary involuntary spindle shaped intercalated discs
Adi S.
In a muscle fiber, a. the sarcolemma is connective tissue holding the myofibrils together. b. the sarcoplasmic reticulum stores calcium. c. both myosin and actin filaments have cross-bridges. d. there is a T system but no endoplasmic reticulum. e. All of these are correct.
Recommended Textbooks
Biology for AP Courses
Objective Biology for NEET
Introduction to General, Organic and Biochemistry
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD