Practice Quiz from Skeletal and Muscle Systems Flashcards

1
Q

The most caudal of the sternabra

A

xiphoid process

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2
Q

The “pacemaker” of the heart is the sinoatrial node located in the wall of the

A

right atrium

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3
Q

____refers to either extremity of a long bone.

A

CHECK

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4
Q

makes up the hooks

A

CHECK

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5
Q

The contracting unit of a skeletal muscle is the

A

sarcomere

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6
Q

___is the second of the cervical vertebrae.

A

the axis

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7
Q

___a mature bone cell

A

osteocyte

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8
Q

Believed to be the vestigial remnants of carpal and tarsal bones or extra toes possessed by ancestors of the modern horse.

A

ergots

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9
Q

____dense or cortical bone.

A

Compact bone

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10
Q

Cardiac muscle is classified as

A

involuntary striated muscle

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11
Q

Joint 12 of the cow

A

CHECK

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12
Q

identify vertebrae, region of the cow

A

CHECK

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13
Q

_____ refers to either extremity of a long bone.

A

epiphysis

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14
Q

____ area dorsal to the scapulas.

A

withers

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15
Q

In muscle the source of a phosphate molecule needed to recharge an ADP molecule to an ATP molecule is

A

creatine phosphate

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16
Q

Believed to be the vestigial remnants of metacarpal and metatarsal pads located behind the fetlocks of all equids.

A

ergots

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17
Q

spongy bone

A

cancellous

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18
Q

cylindrical shaft of a long bone.

A

diaphysis

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19
Q

The internal abdominal oblique muscle is partially named based on

A

the direction its fibers run

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20
Q

A skeletal muscle that contracts at the same time as the prime mover muscle and assists in carrying out the prime mover’s action is a/an

A

synergist

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21
Q

When skeletal muscle contracts, which site undergoes the greatest movement?

A

insertion of the muscle

22
Q

Which motor unit would an animal most likely use to move its eyeball?

A

1 nerve fiber, 2 muscle fibers

23
Q

The outermost connective tissue layer of a muscle is the

A

epimysium

24
Q

_In young animals is filled with red bone marrow.

A

Medullary cavity

25
Q

The most cranial of the sternebrae

A

manubrium

26
Q

where is the dens located?

A

atlas

27
Q

largest foramen in the body.

A

CHECK

28
Q

identify bone 15 in the cow

A

CHECK

29
Q

shoulder blade.

A

scapula

30
Q

_calcaneus bone projects upward and backward to form this area.

A

CHECK

31
Q

the knee is ___ to the foot

A

CHECK

32
Q

Groups of cardiac muscle cells adapt their contraction rate to

A

the contraction rate of the fastest cell.

33
Q

_____ splint bones in a horse in forelegs

A

2nd and 4th metacarpals

34
Q

The average muscle fiber contraction cycle lasts about

A

0.1 second

35
Q

______also called the coffin bone.

A

distal phalanx

36
Q

T-bone steak from these vertebrae

A

CHECK

37
Q

____ fibrous membrane that lines the marrow cavity.

A

endosteum

38
Q

also called the distal sesamoid bone.

A

navicular bone

39
Q

The all-or-nothing principle of muscle physiology refers to

A

CHECK the contraction of a muscle fiber

40
Q

The three bones uniting at the acetabulum

A

ilium, ischium, and pubis.

41
Q

Type of cartilage found in the external ear and in the epiglottis

A

elastic

42
Q

The triceps brachii muscle is partially named based on

A

its location

43
Q

How many cervical vertebra are in a manatee

A

6

44
Q

The ______________ _______________ is a pair of large holes in the pelvis located on either side of the pelvic symphysis.

A

obturator symphysis

45
Q

connects bone to bone.

A

ligament

46
Q

The goat’s knee is ____________ to its hoof.

A

proximal CHECK

47
Q

Sloth has ________ (a number) Cervical vertebrae.

A

5-6 CHECK

48
Q

___ and ____ are two main minerals making up bone.

A

Ca, P CHECK

49
Q

makes up the pins.

A

ischium? CHECK

50
Q

The skull, vertebrae, ribs, sternum make up this major skeleton part _____________.

A

CHECK

51
Q

vertebrae in the rump region.

A

CHECK