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Worksheets

The Marvelous World of Muscles

Total questions: 60

Worksheet time: 36mins

Name
Class
Date
1.

Which type of muscle is involuntary and found only in the heart?

a)

Skeletal Muscle

b)

Cardiac Muscle

c)

Smooth Muscle

2.

Skeletal muscles are under ______ control and have a striated appearance.

a)

involuntary

b)

voluntary

c)

automatic

3.

Which of the following is a function of muscle tissue?

a)

Digestion

b)

Movement production

c)

Vision

d)

Respiration

4.

The ______ is a bundle of muscle fibers.

a)

Myofibril

b)

Fascicle

c)

Sarcomere

d)

Z line

5.

Which layer of connective tissue surrounds the entire muscle?

a)

Epimysium

b)

Perimysium

c)

Endomysium

d)

Myomysium

6.

The _______ is the layer of connective tissue that surrounds bundles of muscle fibers (fascicles).

a)

Epimysium

b)

Perimysium

c)

Endomysium

7.

The thick filaments in a sarcomere are primarily composed of ______.

a)

Actin

b)

Myosin

c)

Titin

d)

Z-line

8.

What is the basic unit of muscle contraction?

a)

Myofibril

b)

Sarcomere

c)

Muscle fiber

d)

Actin

9.

The thick filaments in a sarcomere are primarily composed of ______.

a)

Actin

b)

Myosin

c)

Titin

d)

Z-lines

10.

Which of the following is the first step in the sliding filament model of muscle contraction?

a)

Myosin heads bind to actin, forming crossbridges

b)

Myosin heads split ATP and become reoriented and energized

c)

Myosin heads rotate toward the center of the sarcomere (power stroke)

d)

As myosin heads bind ATP, the crossbridges detach from actin

11.

Which of the following is the second step in the sliding filament model of muscle contraction?

a)

Myosin heads bind to actin, forming crossbridges

b)

Myosin heads split ATP and become reoriented and energized

c)

Myosin heads rotate toward the center of the sarcomere (power stroke)

d)

As myosin heads bind ATP, the crossbridges detach from actin

12.

Which of the following is the third step in the sliding filament model of muscle contraction?

a)

Myosin heads bind to actin, forming crossbridges

b)

Myosin heads split ATP and become reoriented and energized

c)

Myosin heads rotate toward the center of the sarcomere (power stroke)

d)

As myosin heads bind ATP, the crossbridges detach from actin

13.

Which of the following is the fourth step in the sliding filament model of muscle contraction?

a)

Myosin heads bind to actin, forming crossbridges

b)

Myosin heads split ATP and become reoriented and energized

c)

Myosin heads rotate toward the center of the sarcomere (power stroke)

d)

As myosin heads bind ATP, the crossbridges detach from actin

14.

In the muscle contraction cycle, myosin heads bind to actin, forming ______.

a)

crossbridges

b)

sarcomeres

c)

ATP

d)

calcium ions

15.

Which muscle is located on the anterior side of the thigh?

a)

Biceps

b)

Quadriceps

c)

Triceps

d)

Hamstring

16.

The muscle located on the posterior side of the lower leg is called the ______.

a)

Quadriceps

b)

Hamstring

c)

Gastrocnemius

d)

Biceps

17.

Which of the following components is NOT used in naming skeletal muscles?

a)

A) Shape

b)

B) Color

c)

C) Size

d)

D) Location

18.

The Biceps Brachii is a _______ muscle.

a)

three-headed

b)

two-headed

c)

single-headed

d)

four-headed

19.

What is the term for the attachment site that doesn't move during muscle contraction?

a)

A) Insertion

b)

B) Origin

c)

C) Tendon

d)

D) Ligament

20.

Muscles attach to bone via ______.

a)

A) Ligaments

b)

B) Cartilage

c)

C) Tendons

d)

D) Joints

21.

Which muscle is located on the anterior side of the upper arm?

a)

Trapezius

b)

Biceps brachii

c)

Sartorius

d)

Soleus

22.

Which muscle is responsible for raising the eyebrows?

a)

Orbicularis oculi

b)

Zygomaticus major

c)

Frontalis

d)

Buccinator

23.

The _______ muscle is responsible for closing the eyes.

a)

Frontalis

b)

Orbicularis oculi

c)

Zygomaticus major

d)

Buccinator

24.

Which muscle is involved in smiling?

a)

Frontalis

b)

Orbicularis oculi

c)

Zygomaticus major

d)

Buccinator

25.

Which muscle is responsible for closing the jaw during chewing?

a)

Temporalis

b)

Masseter

c)

Pterygoids

d)

Sternocleidomastoid

26.

The Temporalis muscle is responsible for _______ and retracting the mandible.

a)

closing

b)

elevating

c)

rotating

d)

depressing

27.

Which of the following muscles is located superficially in the shoulder?

a)

Subscapularis

b)

Pectoralis major

c)

Teres major

d)

Infraspinatus

28.

The Deltoid is located on the _______ side of the shoulder.

a)

A) Anterior

b)

B) Posterior

c)

C) Lateral

d)

D) Medial

29.

What is the origin of the deltoid muscle?

a)

Clavicle & Scapula

b)

Humerus

c)

Radius

d)

Ulna

30.

The deltoid muscle is responsible for the _______ of the arm.

a)

Flexion

b)

Extension

c)

Abduction

d)

Adduction

31.

What is the origin of the Biceps Brachii?

a)

Scapula

b)

Radius

c)

Ulna

d)

Humerus

32.

The insertion point of the Biceps Brachii is the ______.

a)

Scapula

b)

Radius

c)

Ulna

d)

Humerus

33.

What is the origin of the Triceps Brachii?

a)

Scapula & Humerus

b)

Radius & Ulna

c)

Clavicle & Scapula

d)

Femur & Tibia

34.

The insertion point of the Triceps Brachii is the ______.

a)

Scapula

b)

Ulna

c)

Radius

d)

Humerus

35.

Identify the types of muscle tissue

36.

The blue line represents ​ (a)   and the red lines represent ​ (b)  

Choose from the below words
myosin
actin
sacromere
myofibrils
sacromeres
37.
Thick filaments in the sarcomere that stay in place & have moving heads that attach to thin filaments are ____________.
a)
troponin
b)
tropomyosin
c)
actin
d)
myosin
38.
What is the name of the thin filaments in the muscle cell?
a)
Actin
b)
Myosin
c)
Myoglobin
d)
Titan
39.

Label the layers of connective tissue.

40.

Label the anatomy of the muscle tissue.

41.

The type of muscle found only in the heart is called (a)   muscle.

42.

(a)   muscle is under voluntary control and is attached to bones.

43.

The (a)   is the basic unit of muscle contraction.

44.

During muscle contraction, myosin heads bind to (a)   , forming crossbridges.

45.

In (a)   muscle, the fibers have a non-striated appearance and are found in organs and blood vessels.

46.

What is the function of the epimysium in muscle tissue?

a)

Surrounds individual muscle fibers

b)

Covers the entire muscle

c)

Surrounds bundles of muscle fibers

d)

Connects muscle to bone

47.

Which of the following is NOT a function of muscle tissue?

a)

Blood flow regulation

b)

Transmit nerve signals

c)

Posture maintenance

d)

Heat generation

48.

In arm flexion, which muscle acts as the agonist?

a)

Triceps brachii

b)

Biceps brachii

c)

Pectoralis major

d)

Deltoid

49.

In knee extension, which muscle acts as the agonist?

a)

Triceps brachii

b)

Biceps brachii

c)

Hamstrings

d)

Quadriceps femoris

50.

Identify the highlighted muscle.

a)

Triceps brachii

b)

Quadriceps

c)

Biceps brachii

d)

Pectoralis major

51.

Identify the highlighted muscle.

a)

Gastrocnemius

b)

Gluteus maximus

c)

Triceps brachii

d)

Pectoralis major

52.

Identify the highlighted muscle.

a)

Biceps brachii

b)

Rectus abdominis

c)

Deltoids

d)

Quadriceps femoris

53.

Identify the highlighted muscle.

a)

Triceps brachii

b)

Biceps brachii

c)

Hamstrings

d)

Latissimus Dorsi

54.

Identify the highlighted muscle.

a)

Gluteus maximus

b)

Hamstrings

c)

Quadriceps femoris

d)

Pectoralis major

55.

Identify the highlighted muscle.

a)

Hamstrings

b)

Gastrocnemius

c)

Quadriceps femoris

d)

Pectoralis major

56.

Identify the highlighted muscle.

a)

Rectus abdominis

b)

Latissimus dorsi

c)

Gastrocnemius

d)

Gluteus maximus

57.

Identify the highlighted muscle.

a)

Hamstrings

b)

Quadriceps femoris

c)

Pectoralis major

d)

Biceps brachii

58.

Identify the highlighted muscle.

a)

Gluteus maximus

b)

Triceps brachii

c)

Gastrocnemius

d)

Hamstrings

59.

Identify the highlighted muscle.

a)

Rectus Abdominis

b)
External Oblique
c)

Anterior Serratus

d)
Satorius
60.
a)
Latissimius Dorsi
b)
Trapezius
c)

Triceps Brachii

d)
Erectors