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Anatomy and Biology Class 6-7 > Test > Flashcards

Test Flashcards

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1
Q

An eye muscle that has a fine degree of control so that its motor neuron supplies _____ to _______ muscle fibers.

A

2, 6

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2
Q

What mineral is necessary for the myosin-actin cross bridges to bind together for contraction to occur?

A

calcium

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3
Q

Which of the following is not a function of skeletal muscle?

A

secrete digestive enzymes.

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4
Q

Which of the following statements is incorrect?

A

Skeletal muscles are responsible for the pumping action of the heart.

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5
Q

The bundle of collagen fibers at the end of a skeletal muscle that attaches the muscle to bone is called a _______.

A

tendon.

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6
Q

Muscle fibers differ from typical cells in the muscle fibers because they have _____ _____.

A

many nuclei

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7
Q

Interactions between actin and myosin filaments are responsible for muscle interaction.

A

True.

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8
Q

What muscle acts as an antagonist to the transversospinalis muscles during extension of the vertebral column?

A

Rectus abdominis.

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9
Q

The theory that explains how muscle fibers contract is called ____ _____ ______.

A

sliding filament theory.

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10
Q

Because skeletal muscle contractions demand large quantities of ATP, muscles have _____.

A

calcium? check answer.

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11
Q

What term best describes the relationship between pronator teres and supinator?

A

Antagonist.

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12
Q

Which term best describes the relationshop between deltoid and supraspinatus muscles during shoulder abduction?

A

Synergist.

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13
Q

A baseball pitcher who injures one of his SITS muscles most commonly tears to the tendon of which muscle?

A

Supraspinatus.

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14
Q

Which muscle can you ask your partner to perform at the shoulder in order to contract the deltoid?

A

abduction.

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15
Q

Bilateral contraction of the upper fibers of the trapezius will create what movements of the head and neck?

A

Extension.

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16
Q

To locate the supraspinous beel, you must palpate through which muscle?

A

trapezius.

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17
Q

What is the shared attachment site for three out of four rotator cuff muscles?

A

The greater tubercle of the humerus.

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18
Q

Which rotator cuff muscle creates shoulder abduction?

A

supraspinatus.

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19
Q

The rhomboids are superficial to the erector spinae and deep to which muscle?

A

trapezius.

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20
Q

What actions could you ask your partner to perform to enable you to feel the levator scapula contract?

A

shoulder shrugs, basically elevate the scapula.

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21
Q

Which head of the biceps brachii passes through the intertubercular groove?

A

long head of bicep.

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22
Q

Which movement would contract the fibers of the biceps brachii?

A

elbow flexion.

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23
Q

Which muscle is a strong elbow flexor located deep to the biceps brachii?

A

brachialis.

24
Q

Which muscle runs between the pisiform and medial epicondyle of the humerus?

A

Flexor carpi ulnaris.

25
Q

To access the belly of the supinator, you must palpate deep to which muscle?

A

the forearm extensors.

26
Q

A distal segment of the lower limb is called_______

A

vastis medialis.

27
Q

The suprasternal notch can be easily palpated between the clavicles.

A

True

28
Q

The sacroiliac joint does not belong to the pectoral girdle.

A

True.

29
Q

The acromion is a bony feature of the scapula.

A

true.

30
Q

The sciatic notch does not belong to the femur.

A

true.

31
Q

You cannot palpate the medial surface of the fibula on a living person.

A

true.

32
Q

What structure in the knee prevents hyperextension?

A

Anterior cruciate ligament ACL.

33
Q

What bony tubersoity are you sitting on?

A

ischial tuberosity.

34
Q

The distal end of the tibia articulates with the _____.

A

talus.

35
Q

Which of the following is the heel bone?

A

calcaneus.

36
Q

Another name for the first great toe is the _______ or _____.

A

hallucis, hallux

37
Q

The wrist or carpus has ____ bones.

A

8.

38
Q

The ulnar nerve enters the palm through the ____ of _____.

A

hook of hamate.

39
Q

The ankle joint is the most unstable in ____ ______.

A

plantar flexion.

40
Q

The bones of the forearm include the ______.

A

radius.

41
Q

Nerve entrapment of C5,6 might cause weakness of which muscle?

A

Biceps Brachii.

42
Q

Pronator teres hypertonicity may entrap which nerve?

A

Median nerve.

43
Q

Which structure is not injured in the terrible triad (Triad of Donaghue)?

A

common peroneal nerve.

44
Q

Which large superficial vein travels down the entire length of the medial thigh and lower leg?

A

The Great Saphenous.

45
Q

Supraspinatus tendonitis may also inflame which structure?

A

The subacromial bursa.

46
Q

What structure in the knee prevents side to side deviation of the medial side?

A

Medial collateral ligament.

47
Q

Nerves which exit L4-S2 foramina travel through which part of the ilium?

A

The greater sciatic notch.

48
Q

The distal end of the tibia articulates with the _____?

A

talus.

49
Q

Which of the following tarsal bones form the apex of the longitudinal arch?

A

navicular.

50
Q

Each adult pelvis is made up of what 3 bones?

A

ilium, ischium, pubis.

51
Q

What is the bone landmark distal to the patella?

A

tibial tuberosity.

52
Q

Which connective tissue structure connects the patella to the tibial tuberosity?

A

patellar ligament.

53
Q

What can be palpated by following the superior portion of the ilium from the ASIS to the PSIS?

A

iliac crest.

54
Q

The most common injuries to the knee are to the ______ and the ______.

A

meniscus and ACL

55
Q

The triceps are innervated by what nerve?

A

radial.

56
Q

A cyclist complains of numbness in her hypothenar eminence and 4th and 5th fingers after riding all day. What nerve is being trapped?

A

median?

Anatomy and Biology Class 6-7 (10 decks)

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