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Muscle Anatomy and Functions

Total questions: 29

Worksheet time: 15mins

Name
Class
Date
1.

1. What is the origin of a muscle?

a)
  1. The point where the muscle ends and moves

b)
  1. The connection point of the muscle that is stationary

  2. The midpoint

c)
  1. The midpoint of the muscle

d)
  1. The place where tendons attach to bones

2.

What is the insertion of a muscle?

a)
  1. The point where the muscle begins

b)
  1. The stationary attachment

c)
  1. The connection point where movement occurs

d)
  1. The muscle belly

3.
  1. What is the main action of the frontalis muscle?

a)
  1. Closes the eye

b)
  1. Raises eyebrows and wrinkles forehead

c)
  1. Pulls back scalp

d)
  1. Compresses cheek

4.

4. What is the main action of the occipitalis muscle?

a)
  1. Pulls back the scalp and wiggles ears

b)
  1. Elevates the mouth corners

c)
  1. Closes the lips

d)
  1. Chews food

5.

which muscle closes the eyelid during blinking or squinting ?

a)

orbicularis oris

b)

Zygomaticus major

c)

orbicularis oculi

d)

buccinator

6.

Which muscle elevates the corner of the mouth when smiling?

a)
  1. Masseter

b)
  1. Zygomaticus major

c)
  1. Buccinator

d)
  1. Temporalis

7.

Which muscle compresses the cheeks for whistling or blowing?

a)
  1. Buccinator

b)
  1. Orbicularis oris

c)
  1. Masseter

d)
  1. Temporalis

8.

Which muscle closes and purses the lips during speaking or kissing?

a)
  1. Orbicularis oris

b)
  1. Buccinator

c)
  1. Zygomaticus major

d)
  1. Frontalis

9.

Which muscles are involved in mastication (chewing)?

a)
  1. Masseter and temporalis

b)
  1. Buccinator and orbicularis oculi

c)
  1. Zygomaticus major and frontalis

d)
  1. Sternocleidomastoid and scalenes

10.

10. Which muscle rotates the head and laterally flexes it?

a)
  1. Scalenes

b)
  1. Biceps brachii

c)
  1. Rectus abdominis

d)
  1. Sternocleidomastoid

11.

Which muscle group flexes and slightly rotates the head?

a)
  1. Sternocleidomastoid

b)
  1. Scalenes

c)
  1. Rectus femoris

d)
  1. External oblique

12.

What is the origin of the sternocleidomastoid?

a)
  1. Temporal bone

b)
  1. Mastoid process

c)

Manuorium or sternum and clavicle

d)

Occipital bone

13.

What is the insertion of the sternocleidomastoid?

a)
  1. Sternum

b)
  1. Clavicle

c)
  1. Mastoid process of temporal bone

d)
  1. Mandible

14.

Which muscle is known as the "six-pack"?

a)
  1. Rectus abdominis

b)
  1. External oblique

c)
  1. Internal oblique

d)
  1. Diaphragm

15.

Which muscle allows lateral flexion and rotation of the torso?

a)
  1. Rectus abdominis

b)
  1. External oblique

c)
  1. Internal intercostals

d)
  1. Diaphragm

16.

16. Which muscle lies beneath the external obliques and has the same action?

a)
  1. Rectus abdominis

b)
  1. Internal oblique

c)
  1. Sternocleidomastoid

d)
  1. Scalenes

17.

Which muscle is the primary muscle of inhalation?

a)
  1. Internal intercostals

b)
  1. External intercostals

c)
  1. Diaphragm

d)
  1. Rectus abdominis

18.

Which muscles aid in forced expiration?

a)
  1. Internal intercostals

b)
  1. External intercostals

c)
  1. Diaphragm

d)
  1. Sternocleidomastoid

19.

19. Which muscles aid in inspiration and are superficial?

a)
  1. Internal intercostals

b)
  1. External intercostals

c)
  1. Diaphragm

d)
  1. Scalenes

20.

Which muscle type is involuntary, striated, branched, and contains intercalated discs?

a)
  1. Skeletal

b)
  1. Cardiac

c)
  1. Smooth

d)
  1. None of the above

21.

Which muscle type is involuntary, non-striated, and found in hollow organs?

a)
  1. Skeletal

b)
  1. Cardiac

c)
  1. Smooth

d)
  1. None of the above

22.

Smooth muscle cells are:

a)
  1. Striated and multinucleated

b)
  1. Spindle-shaped and uni-nucleated

c)
  1. Branched and striated

d)
  1. Flat and multinucleated

23.

What is the origin of the biceps brachii?

a)
  1. Scapula

b)
  1. Radius

c)
  1. Clavicle

d)
  1. Humerus

24.

What is the insertion of the biceps brachii?

a)
  1. Humerus

b)
  1. Radius

c)
  1. Ulna

d)
  1. Scapula

25.

What is the origin of the rectus femoris?

a)
  1. Tibia

b)
  1. Ilium

c)
  1. Femur

d)
  1. Fibula

26.

What is the insertion of the rectus femoris?

a)
  1. Patella/Tibia via patellar tendon

b)
  1. Femur

c)
  1. Ilium

d)
  1. Fibula

27.

What is the origin of the biceps femoris?

a)
  1. Femur & ischium

b)
  1. Tibia & fibula

c)
  1. Ilium

d)
  1. Patella

28.

What is the insertion of the biceps femoris?

a)
  1. Tibia & fibula

b)
  1. Femur

c)

llium

d)

Patella

29.

What is the insertion of the gastrocnemius?

a)
  1. Femur

b)
  1. Calcaneus via Achilles tendon

c)
  1. Tibia

d)
  1. Fibula