Muscular System Trivia Quiz - Free Biology Quiz with Answers

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Do you want to increase your knowledge about the Muscular System? Take our free online Muscular System trivia quiz and get tested on your knowledge about its structure, function and different muscles. This quiz is a great way to learn some interesting facts and understand the basics of Muscular System. It also gives you the opportunity to take challenging questions to ace the test. These questions on Muscular System covers everything from its anatomy to the types of muscles found throughout the body. So get ready to put your Muscular System knowledge to the test and play this entertaining Muscular System quiz now!

Question 1:

What are the three types of muscles found in the human body?

A) Smooth, cardiac, and skeletal

B) Smooth, striated, and cardiac

C) Smooth, skeletal, and voluntary

D) Smooth, striated, and involuntary

1 b

Question 2:

Which type of muscle is under involuntary control and is responsible for movements within internal organs?

A) Skeletal muscle

B) Smooth muscle

C) Cardiac muscle

D) Striated muscle

1 b

Question 3:

What type of muscle is primarily found in the walls of the heart?

A) Skeletal muscle

B) Smooth muscle

C) Cardiac muscle

D) Striated muscle

1 b

Question 4:

What is the function of tendons in the muscular system?

A) Connect muscle to bone

B) Connect bone to bone

C) Provide elasticity and shock absorption

D) Protect muscles from damage

1 b

Question 5:

Which type of muscle fibers are responsible for quick and powerful movements?

A) Type I fibers

B) Type IIa fibers

C) Type IIb fibers

D) Type III fibers

1 b

Question 6:

Which protein is responsible for muscle contraction by binding to actin and pulling it toward the center of a sarcomere?

A) Myosin

B) Actin

C) Troponin

D) Tropomyosin

1 b

Question 7:

What is the primary energy source for muscle contractions?

A) Glucose

B) Lactic acid

C) Adenosine triphosphate (ATP)

D) Glycogen

1 b

Question 8:

What is the term for the basic functional unit of skeletal muscle?

A) Myofibril

B) Myocyte

C) Sarcomere

D) Fascicle

1 b

Question 9:

What is the term for a state of constant, low-level muscle tension that maintains body posture?

A) Tetanus

B) Tonicity

C) Muscle tone

D) Isometric contraction

1 b

Question 10:

What type of muscle contractions occur when a muscle shortens while generating force?

A) Isometric contractions

B) Eccentric contractions

C) Concentric contractions

D) Isotonic contractions

1 b

Question 11:

Which part of the brain controls the majority of voluntary muscle movements?

A) Cerebrum

B) Cerebellum

C) Medulla oblongata

D) Hypothalamus

1 b

Question 12:

What is the primary function of the muscular system's antagonist muscles?

A) To contract

B) To relax

C) To stabilize a joint

D) To oppose the action of the prime mover

1 b

Question 13:

Which muscle is responsible for flexing the arm at the elbow joint?

A) Biceps brachii

B) Triceps brachii

C) Deltoid

D) Brachialis

1 b

Question 14:

What type of muscle is responsible for stabilizing joints and maintaining posture?

A) Prime mover

B) Synergist

C) Antagonist

D) Fixator

1 b

Question 15:

What are the small contractile units within a muscle fiber called?

A) Sarcomeres

B) Myofibrils

C) Fascicles

D) Actin filaments

1 b