Muscle Types and Functions

Play an AI-generated podcast conversation about this lesson

What is the main function of muscles?

To synthesize proteins

To convert chemical energy into mechanical energy (correct)

To generate heat energy

To store glycogen

Which type of muscle is involved in the pumping action of blood in circulation?

Skeletal muscle

Cardiac muscle (correct)

Voluntary muscle

Smooth muscle

What is the functional unit of muscle?

Myofibril

Sarcomere (correct)

Muscle fiber

Muscle cell

What is the central region of the A-band in a sarcomere?

H-zone Signup and view all the answers

What is the characteristic feature of smooth muscles?

Nonstriated Signup and view all the answers

What percentage of muscle protein is composed of actin?

25% Signup and view all the answers

Which of the following is NOT a subunit of troponin?

Troponin D Signup and view all the answers

What is the function of Troponin C?

Is a calcium-binding protein Signup and view all the answers

What is the energy source for muscle contraction?

Hydrolysis of ATP Signup and view all the answers

What is the result of the binding of 4 Ca++ ions to troponin C?

Formation of cross-bridges between actin and myosin Signup and view all the answers

Muscle Types and Functions

Podcast Beta

Questions and Answers

What is the main function of muscles?

Which type of muscle is involved in the pumping action of blood in circulation?

What is the functional unit of muscle?

What is the central region of the A-band in a sarcomere?

What is the characteristic feature of smooth muscles?

What percentage of muscle protein is composed of actin?

Which of the following is NOT a subunit of troponin?

What is the function of Troponin C?

What is the energy source for muscle contraction?

What is the result of the binding of 4 Ca++ ions to troponin C?

More Quizzes Like This

Muscle Anatomy and Physiology Quiz

Muscle Physiology Quiz

Anatomy and Physiology: Muscle Tissues

BIOS252 Week 1 & 2 Review: Levers and Muscle Physiology

Upgrade to continue