Anatomy and Functions of the Muscular System Quiz

Test your knowledge of myology with questions on muscle types, functions, and physiology. Dive into topics like muscle contraction, energy sources, and more.

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What is the primary function of the muscular system?

Respiration

Digestion

Movement

Circulation

Which muscle is commonly known as the 'six-pack'?

Rectus abdominis

External oblique

Internal oblique

Transversus abdominis

What is the main function of the intercostal muscles?

Facilitate breathing

Flex the spine

Extend the hip

Rotate the shoulder

Which type of muscle is under voluntary control?

Cardiac muscle

Smooth muscle

Skeletal muscle

Involuntary muscle

What is the smallest functional unit of a muscle fiber?

Myofibril

Sarcomere

Myosin

Actin

Which connective tissue surrounds the entire muscle?

Epimysium

Perimysium

Endomysium

Fascicle

Which neurotransmitter is responsible for transmitting signals from nerves to muscles?

Dopamine

Serotonin

Acetylcholine

Epinephrine

Which muscle is responsible for adducting the arm at the shoulder joint?

Deltoid

Pectoralis major

Latissimus dorsi

Trapezius

Which muscle is responsible for breathing in humans?

Diaphragm

Biceps brachii

Gastrocnemius

Rectus abdominis

#10

What is the role of creatine phosphate in muscle cells?

Storing oxygen

Providing energy for muscle contraction

Facilitating nerve transmission

Breaking down lactic acid

#11

What is the main function of the sarcoplasmic reticulum in muscle cells?

Store calcium ions

Produce ATP

Conduct nerve impulses

Synthesize proteins

#12

In which phase of muscle contraction does the muscle generate the maximum force?

Isometric contraction

Eccentric contraction

Concentric contraction

Relaxation phase

#13

What is the condition characterized by the inflammation of muscle tissue?

Myalgia

Arthritis

Myositis

Tendinitis