Deck 7: The Muscular System: Movement for the Journey

Question 1

Approximately ________ percent of the body's weight comes from its muscles.

A)15
B)50
C)65
D)80

Answer 1

B

Question 2

When the nervous system signals a muscle to contract ____________ ion channels open.

A)Phosphorus
B)Sodium
C)Myosin
D)Actin

Answer 2

B

Question 3

Striated muscles, which appear to have stripes, are in which type of muscle?

A)Skeletal
B)Internal
C)Visceral
D)Smooth

Answer 3

A

Question 4

Which disorder affects the peripheral nervous system usually with ascending paralysis starting in the feet?

A)Muscular dystrophy
B)Guillain-Barré syndrome
C)Myasthenia gravis
D)Tetanus

Question 5

Skeletal muscle produces body movement as well as maintains our ____________ as we sit.

A)Strength
B)Vasodilation
C)Vasoconstriction
D)Posture

Question 6

The myofilaments used during muscle contractions will return to their resting state when the ________ relax.

A)Sarcomeres
B)Myosin
C)Actin
D)Z Bars

Question 7

The _____________________ is the prime elbow flexor.

A)Biceps femoris
B)Biceps brachii
C)Triceps brachii
D)Flexor digitorum

Question 8

Muscle cells are made up of ________.

A)Z bars
B)Myosin
C)Myofibrils
D)Actin

Question 9

Muscles may be named using ________.

A)Speed
B)Action
C)Age
D)Myofilament type

Question 10

The stationary attachment of the muscle is called the ____________.

A)Point of movement
B)Point of insertion
C)Point of control
D)Point of origin

Question 11

Blood is pumped through the heart by which type of muscle?

A)Skeletal
B)Smooth
C)Cardiac
D)Visceral

Question 12

Which term is used to designate muscle pain?

A)Myalgia
B)Ataxia
C)Paralysis
D)Spasm

Question 13

Thin myofilaments are called ________.

A)Z bars
B)Myosin
C)Myofibril
D)Actin

Question 14

The muscle movement that enables a joint to bend is the ________.

A)Flexion
B)Flexor
C)Extension
D)Extensor

Question 15

Which type of muscle will not regenerate once it is severely damaged?

A)Smooth
B)Visceral
C)Cardiac
D)Skeletal

Question 16

When the nervous system signals a muscle to contract, the ________ ion channels open.

A)Phosphorus
B)Sodium
C)Myosin
D)Actin

Question 17

Skeletal muscles are able to contract ________ times faster than smooth muscle.

A)20
B)40
C)50
D)60

Question 18

Rotation occurs when you have movement around a(n) ________.

A)Axis
B)Vessel
C)Vertebrae
D)Ball and socket

Question 19

The _____________________ muscle is located on the front of the lower leg.

A)Gastrocnemium
B)Latissimus dorsi
C)Tibialis anterior
D)Hamstrings

Question 20

The only muscle that possesses both voluntary and involuntary abilities is the ________.

A)Heart
B)Lung
C)Diaphragm
D)Brain

Question 21

Atrophy means muscles ________.

A)Have increased growth
B)Waste away
C)Will be scarred
D)Develop excessively in childhood

Question 22

Intercalated discs are found in ________.

A)Striated muscle
B)Cardiac muscle
C)Smooth muscle
D)All of the above

Question 23

Another name for visceral muscle is ________.

A)Cardiac muscle
B)Voluntary muscle
C)Smooth muscle
D)Striated muscle

Question 24

The bacteria clostridium tetani release a toxin that ________.

A)Relaxes muscles and tightens ligaments
B)Causes intermittent muscle spasms
C)Causes the patient to go into shock
D)Keeps muscles constantly contracted

Question 25

This type of muscle tissue contains striations.

A)Voluntary muscle
B)Cardiac muscle
C)Smooth muscle
D)Both a and b

Question 26

Duchenne muscular dystrophy is a(n) ________ defect in muscle protein

A)Autoimmune
B)Genetic
C)Unknown
D)Acute

Question 27

Another name for a voluntary muscle is ________.

A)Striated muscle
B)Cardiac muscle
C)Skeletal muscle
D)Both a and c

Question 28

In the bending of the elbow ________.

A)The triceps brachii is the synergist
B)The biceps brachii is the prime mover
C)The biceps brachii is the antagonist
D)The brachialis is the prime mover

Question 29

The part of the muscle that attaches to the bone that is stationary is called the ________.

A)Point of movement
B)Point of insertion
C)Point of control
D)Point of origin

Question 30

The toxin used in Botox to treat wrinkles is ________.

A)Botulinum toxin
B)Clostridium tetani
C)Staph
D)Acetylcholine

Question 31

A severe muscle strain can cause all of the following symptoms except ________.

A)Complete loss of movement
B)Swelling
C)Severe pain
D)Fever

Question 32

The location of pain is confined to tender points in ________.

A)Muscular dystrophy
B)Tetanus
C)Myasthenia gravis
D)Fibromyalgia

Question 33

Strength training causes ________.

A)Muscle atrophy
B)A decrease in blood vessels to a muscle
C)Muscle hypertrophy
D)A decrease in the number of mitochondria in a muscle cell

Question 34

The triceps brachii and the biceps brachii ________.

A)Are synergistic for each other
B)Both have their origin in the forearm
C)Are antagonist to each other
D)Both have their insertions in the shoulder

Question 35

Myasthenia gravis is a(n) ________ disorder.

A)Malignant
B)Genetic
C)Myosin
D)Autoimmune

Question 36

The etiology of fibromyalgia is ________.

A)Unknown
B)Acute injury
C)Sudden, involuntary muscle spasms
D)Bacterial infection

Question 37

________ is an injury that is the result of overuse, overstretching, or forcible stretching of a muscle beyond its functional capacity.It sometimes involves a tendon or ligament.

A)Avulsion
B)Sprain
C)Shin splints
D)Strain

Question 38

Wasting away or deterioration of muscle is called ________.

A)Hypertrophy
B)Ankylosis
C)Atrophy
D)Myositis

Question 39

The symptom of shin splints is ________.

A)Patellar displacement
B)Swelling in the wrist
C)Pain in the tibia
D)Bruising of the shins

Question 40

Which of the following is not a symptom of myopathy?

A)Weakness
B)Genetics
C)Stiffness
D)Spasm

Question 41

A muscle that bends a joint is called a(n) ____________ muscle.

Question 42

A strong, tough strand or cord of dense connective tissue that serves as an attachment for muscle to bone is ________.

A)A ligament
B)Cartilage
C)Adipose tissue
D)A tendon

Question 43

________ provides the energy to help the myosin heads form and break the crossbridges with actin.

A)ATP
B)Calcium
C)Potassium
D)Vitamin D

Question 44

Symptoms of tendinosis include which of the following?

A)Pain
B)Tenderness
C)Stiffness
D)All of the above

Question 45

The movement that is opposite of flexion is ________.

A)Abduction
B)Rotation
C)Extension
D)Supination

Question 46

A common running-related inflammatory injury of the extensor muscles and surrounding tissues of the lower legs is called ________.

A)Shin splints
B)Tendinitis
C)Muscle sprain
D)Myopathy

Question 47

All of the following can be used in naming a muscle except ________.

A)Location of attachments
B)Size
C)Action
D)Shape
E)Color

Question 48

Endurance training results in ________.

A)Muscle atrophy
B)An increase in blood vessels to a muscle
C)Muscle hypertrophy
D)An increase in muscle fibers

Question 49

The sternocleidomastoid is attached at the sternum, mastoid process and ____________

Question 50

Pectoralis major is located in or near the ________.

A)Elbow
B)Chest
C)Upper portion of the thigh
D)Front of lower leg

Question 51

This bacteria releases a toxin that keeps muscles constantly contracted and causes tetanus.

A)Meningitis
B)E.Coli
C)Staphylococcus aureus
D)Clostridium tetani

Question 52

The 3 types of muscle are cardiac, skeletal, and ____________.

Question 53

Which of the following conditions can be the result of prolonged physical activity, excessive fluid/electrolyte loss, or menstruation?

A)Tetanus
B)Fibromyalgia syndrome
C)Cramps/spasms
D)Strains/tendinitis

Question 54

The end of the muscle that is attached to the moving bone is the ____________.

Question 55

Muscles that cause movement in the opposite direction of the prime mover when they contract are called ____________.

Question 56

Progressive descending muscle spasm, rigidity, stiffness and pain, especially in the jaw are signs and symptoms of which disease?

A)Tetanus
B)Fibromyalgia syndrome
C)Cramps/spasms
D)Strains/tendinitis Short

Question 57

____________ attach bone to bone.

Question 58

Progressive fluctuating muscle weakness, often starting in the facial or eye muscles are signs and symptoms of which disease?

A)Mitochondrial myopathy
B)Fibromyalgia syndrome
C)Myasthenia gravis
D)Duchenne muscular dystrophy

Question 59

The muscle that controls breathing is the ____________.

Question 60

The majority of fibromyalgia patients are ________.

A)Men
B)Women
C)Children
D)Elderly

Question 61

____________ is a bacterial infection that causes rigid paralysis.

Question 62

When blood vessels get larger in diameter, it is called ________.

Question 63

Motor neurons release the neurotransmitter ____________.

Question 64

A(n) ________ is a test in which a muscle group is stimulated with an electrical impulse that causes a contraction.

Question 65

Vasodilation can cause the blood pressure to ________.

Question 66

When the body dies, excess calcium remains in the muscles and causes the ________ fibers to shorten and stiffen the body.

Question 67

________ is the study of muscles and movement.

Question 68

During an asthma attack, the smooth muscles in the airways of the lungs ________, causing the patient to have difficulty getting air in and out.

Question 69

____________ is a condition of muscle wasting.

Question 70

The main skeletal muscle that controls our breathing is the ________.

Question 71

____________ describes increasing the angle of a joint.

Question 72

Increased muscle growth is called ____________.

Question 73

The majority of fibromyalgia syndrome patients are ________.

Question 74

Tetanus is a muscle disease caused by an untreated bacterial infection of a(n) ________.

Question 75

Some muscular diseases can cause ________, which is a condition of irregular muscle movement and lack of muscle coordination.

Question 76

During muscle contraction myosin heads bind to ______________.

Question 77

When excess calcium remains in the muscles throughout the body and causes the muscle fibers to shorten (contract) and stiffen the whole body, ________ has set in.

Question 78

Muscles convert ____________ to glucose.

Question 79

Vasoconstriction can cause blood pressure to ________.

Question 80

____________ means muscle pain or tenderness.