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Muscular system Human Bodies

Total questions: 40

Worksheet time: 20mins

Name
Class
Date
1.

Which type of tissue is not a type of muscle tissue?

a)

cardiac

b)

skeletal

c)

nerve

d)

smooth

2.

Osteon is to bone as _________ is to muscle

a)

sarcomere

b)

muscle

c)

actin

d)

myocin

3.

A muscle fiber is another word for

a)

smooth muscle

b)

cardiac muscle

c)

muscle cell

d)

myofilament

4.

Unique, dark bands where plasma membranes of adjacent cardiac fibers come in contact with each other are called

a)

actin

b)

myosin

c)

intercalated discs

d)

bursae

5.

small, fluid filled sacs found between some tendons and bones are called

a)

tendon sheaths

b)

bursae

c)

visceral muscle

d)

intercalated discs

6.

An autoimmune disorder which causes progressive muscle fatigue and weakness

a)

myasthenia gravis

b)

gout

c)

carpal tunnel syndrome

d)

kyphosis

7.

With a diagnosis of rheumatoid arthritis, you would most likely report the following

a)

arthroclasia

b)

arthrocentesis

c)

osteopenia

d)

arthralgia

8.

The term lordosis refers indicates

a)

pain in lower back

b)

a pathological condition of upper back

c)

an abnormal condition of the cervical and lumbar areas of back

d)

inflammation of the cervical and lumbar areas of back

9.

Protein filaments that are located in muscle cells are called:

a)

bursae

b)

myofilaments

c)

fascicles

d)

intercalated discs

10.

The thick myofilament which has a "head" that forms cross bridges with the other myofilament during muscle contraction is called:

a)

myosin

b)

actin

c)

titan

d)

sarcomere

11.

The basic functional, or contractile unit of skeletal muscle is called

a)

myosin

b)

actin

c)

titan

d)

sarcomere

12.

All of the following disorders involve the feet except:

a)

gout

b)

plantar fasciitis

c)

hallux valgus

d)

ganglion cyst

13.

Which of the following conditions causes loss of range of motion in the shoulder?

a)

crepitation

b)

hallux rigidus

c)

adhesive capsulitis

d)

osteitis deformans

14.

All of the following are functions of skeletal muscle, except:

a)

movement

b)

maintaining posture

c)

generating electrical impulses

d)

heat production

15.

The energy-transfer molecules of the cell which are required by myosin heads for muscular contraction to take place are called

a)

Ca (Calcium)

b)

ACh (acetylcholine)

c)

ATP (adenosine triphosphate)

d)

K (potassium)

16.

The neurotransmitter released by a motor neuron at the neuromuscular junction is called:

a)

Ca (calcium)

b)

ACh (acetylcholine)

c)

ATP (adenosine triphosphate)

d)

K (potassium)

17.

The main muscle responsible for producing a particular movement is called:

a)

prime mover

b)

synergist

c)

antagonist

d)

myoglobin

18.

Skeletal muscle cells are stimulated by a nerve cell called a

a)

prime mover

b)

synergist

c)

motor neuron

d)

motor unit

19.

We are able to maintain our body's position/ posture due to muscle tone, or

a)

tonic contraction

b)

oxygen debt

c)

twitch contraction

d)

isotonic contraction

20.

The suffix "-itis" refers to:

a)

fracture

b)

sprain

c)

inflammation

d)

strain

21.

"Costochondritis" refers to:

a)

inflammation of muscle

b)

surgical fixation of cartilage

c)

surgical fixation of rib cage

d)

inflammation of ribs and cartilage

22.

The minimal level of stimulation required to cause a muscle fiber to contract is called:

a)

oxygen debt

b)

threshold stimulus

c)

contraction

d)

motor unit

23.

The type of contraction used when we walk or lift a book is called

a)

twitch

b)

tetanic

c)

isotonic

d)

isometric

24.

When you push against a brick wall and your muscles do not move but do increase in tension, you are performing what type of muscle contraction?

a)

twitch contraction

b)

tetanic contraction

c)

isotonic contraction

d)

isometric contraction

25.

After you take a sip of coffee, you place your coffee cup down on the table. Your biceps brachii muscle lengthens, producing what type of contraction?

a)

concentric

b)

eccentric

c)

tetanic

d)

isometric

26.

Larger muscles are formed by an increase in muscle size, which is called:

a)

atrophy

b)

hypertrophy

c)

hyperplasia

d)

anoxia

27.

The prime mover of arm extension is

a)

pectoralis major

b)

latissimus dorsi

c)

deltoid

d)

biceps brachii

28.

The prime mover for arm abduction is

a)

pectoralis major

b)

latissimus dorsi

c)

deltoid

d)

biceps brachii

29.

Flexion and extension of the thigh are movements of which plane?

a)

horizontal / transverse

b)

coronal / frontal

c)

sagittal

d)

oblique

30.

Abduction and adduction of the thigh are examples of which plane of movement?

a)

horizontal / transverse

b)

coronal / frontal

c)

sagittal

d)

oblique

31.

The prime mover of leg (knee) flexion is:

a)

hamstrings

b)

quadriceps

c)

iliopsoas

d)

tibialis anterior

32.

All of the following muscles assist with thigh flexion, except:

a)

hamstrings

b)

iliopsoas

c)

sartorius

d)

rectus femoris

33.

Dorsiflexion and plantarflexion refer to ______ movements.

a)

thigh

b)

knee

c)

ankle

d)

toe

34.

The prime mover of dorsiflexion is:

a)

tibialis anterior

b)

gastrocnemius

c)

fibularis longus

d)

fibularis tertius

35.

The prime mover of plantarflexion is:

a)

tibialis anterior

b)

gastrocnemius

c)

fibularis longus

d)

fibularis tertius

36.

The "kissing" muscle is called:

a)

orbicularis oculi

b)

orbicularis oris

c)

zygomaticus

d)

masseter

37.

The innermost layer of our abdominal muscles is the:

a)

rectus abdominis

b)

external oblique

c)

internal oblique

d)

transverse abdominis

38.

The prime mover of respiration is the _________ muscle

a)

rectus abdominis

b)

transversus abdominis

c)

diaphragm

d)

intercostal

39.

Another word for muscle bruise is

a)

myalgia

b)

myositis

c)

contusion

d)

cramp

40.

A group of genetic diseases characterized by atrophy (wasting) of skeletal muscle tissue is:

a)

poliomyelitis

b)

tetanus

c)

muscular dystrophy

d)

myasthenia gravis