Sabita Anand 6 Questions 9 Answers 0 Best Answers 161 Points View Profile 9 Sabita Anand Asked: February 23, 2021In: Class 11 Biology How do you distinguish between a skeletal muscle and a cardiac muscle? 9 NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2020-2021 CBSE Board and UP Board Question : 8 2020-2021cbsechapter 20class 11 biologyclass 11 sciencelocomotion and movementncert Share Facebook 2 Answers Voted Oldest Recent Gajanan 11 Questions 7 Answers 0 Best Answers 182 Points View Profile Gajanan Added an answer on February 23, 2021 at 7:06 am (a) All mammals (except a few) have seven cervical vertebra. (b) The number of phalanges in each limb of a human is 14. (c) Thin filament of myofibril contains 2 ‘F’ actins and two other proteins, namely troponin and tropomyosin. (d) In a muscle fibre, Ca++ is stored in the sarcoplasmic reticulum. (e) 11th and 12th pairs of ribs are called floating ribs. (f) The human cranium is made up of eight bones. 8 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Gajanan 11 Questions 7 Answers 0 Best Answers 182 Points View Profile Gajanan Added an answer on February 23, 2021 at 7:05 am Skeletal muscle:- 1. The cells of skeletal muscles are unbranched. 2. Intercalated disks are absent. 3. Alternate light and dark bands are present. 4. They are voluntary muscles. 5. They contract rapidly and get fatigued in a short span of time. 6. They are present in body parts such as the legs, tongue, hands, etc. Cardiac muscle:- 1. The cells of cardiac muscles are branched. 2. The cells are joined with one another by intercalated disks that help in coordination or synchronization of the heartbeat. 3. Faint bands are present. 4. They are involuntary muscles. 5. They contract rapidly but do not get fatigued easily. 6. These muscles are present in the heart and control the contraction and relaxation of the heart. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-11/biology/chapter-20/ 8 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Leave an answerLeave an answerCancel reply Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.