Question 1

A neuromuscular junction operates much like a synapse between two nerve cells.

Accepted Answer

A) True 
 B)False

Question 2

If you change your hands from a position where they are pressed together to where they are cupped to collect a handful of water, you have mainly rotated which arm bone(s) ?

Accepted Answer

A)   humerus
B)   scapula
C)   ulna
D)   radius
E)   carpelsF) A) and E)
G) D) and E)

Question 3

Which molecule can be used directly to regenerate ATP?

Accepted Answer

A)   carbon dioxide
B)   glucose
C)   lactate
D)   creatine phosphate
E)   tropomyosinF) A) and B)
G) A) and C)

Question 4

The knee is an example of a(n)

Accepted Answer

A)   immovable joint.
B)   slightly movable joint.
C)   fibrous joint.
D)   immovable synovial joint.
E)   movable synovial joint.F) C) and E)
G) B) and E)

Question 5

Which of the following is true of osteoarthritis?

Accepted Answer

A)   typically begins after age 40
B)   is more common than rheumatoid arthritis
C)   may be treated by replacing damaged joints
D)   may be caused by overuse of a joint
E)   All of the answer choices correctly describe osteoarthritis.F) A) and E)
G) C) and E)

Question 6

What type of cell breaks down bone, resulting in increased calcium levels in the blood?

Accepted Answer

A)   fibroblasts
B)   chondrocytes
C)   osteoclasts
D)   osteoblasts
E)   sarcomeresF) A) and B)
G) A) and E)

Question 7

Which bone is the only bone in the body that does not articulate with another bone?

Accepted Answer

A)   zygomatic bone
B)   mandible
C)   floating rib
D)   hyoid bone
E)   wrist boneF) All of the above
G) A) and D)

Question 8

In muscle contraction,

Accepted Answer

A)   the actin filaments become shorter.
B)   the actin filaments become longer.
C)   the myosin filaments become shorter.
D)   the myosin filaments become longer.
E)   neither of the filaments change length.F) B) and C)
G) C) and D)

Question 9

Which of these tissues would you find in a long bone?

Accepted Answer

A)   compact bone
B)   spongy bone
C)   cartilage
D)   medullary cavity
E)   All of the answer choices are found in a long bone.F) C) and D)
G) A) and B)

Question 10

Spongy bone is highly organized and composed of tubular units called osteons.

Accepted Answer

A) True 
 B)False

Question 11

Which one of the following is part of the axial skeleton?

Accepted Answer

A)   ribs
B)   fibula
C)   humerus
D)   coxal
E)   radiusF) D) and E)
G) B) and D)

Question 12

Timothy has really "ripped" abdominal muscles. What muscle(s)  has he exercised extensively to get that appearance?

Accepted Answer

A)   rectus abdominis
B)   biceps brachii
C)   latissimus dorsi
D)   external oblique
E)   adductor longusF) B) and E)
G) A) and E)

Question 13

What is the order of tissues from the outside to the inside of the epiphysis of a long bone?

Accepted Answer

A)   hyaline cartilage → spongy bone → marrow → periosteum
B)   hyaline cartilage → spongy bone →epiphyseal plate → marrow
C)   epiphyseal plate→ hyaline cartilage → spongy bone → marrow
D)   hyaline cartilage → marrow → spongy bone → epiphyseal plate
E)   spongy bone → hyaline cartilage → periosteum → marrowF) B) and D)
G) C) and E)

Question 14

The conversion that supplies the required energy for muscle contraction might be illustrated as

Accepted Answer

A)   ATP → ADP + (P) .
B)   AMP → ATP.
C)   glucose → O2 + lactic acid.
D)   O2 → lactic acid + CO2.
E)   glucose + O2 → water + lactic acid.F) B) and D)
G) C) and D)

Question 15

List the five major functions of the skeletal system.

Accepted Answer

1. The skeleton supports the body.
2. Th...

Question 16

Which of the following is a correct association of disease and description or symptoms?

Accepted Answer

A)   atrophy-increase in size of muscles from overuse or stimulation
B)   fibromyalgia-degenerative joint disease
C)   osteoarthritis-weakening or thinning of the bones
D)   osteoporosis-weakening or thinning of bone sometimes due to low estrogen levels
E)   rheumatoid arthritis-autoimmune disease that results in debilitating effects on the joints.F) C) and D)
G) B) and D)

Question 17

A structure that reduces the weight of the skull and drains into the middle ear would be

Accepted Answer

A)   a fontanel.
B)   a diaphysis.
C)   yellow bone marrow.
D)   red bone marrow.
E)   a sinus.F) B) and E)
G) A) and E)

Question 18

In young persons who are still developing, what is the band of cartilage called that remains between the primary ossification center and each secondary ossification center?

Accepted Answer

A)   chondrocytic mediastinum
B)   osteoclastic border
C)   osteon promoter
D)   fontanel
E)   growth plateF) A) and E)
G) B) and E)

Question 19

Which part of a muscle twitch occurs when the sarcomere distance is decreasing?

Accepted Answer

A)   latent period
B)   contraction period
C)   relaxation period
D)   refractory period
E)   expansion periodF) None of the above
G) C) and E)

Question 20

The crescent-shaped pieces of cartilage between the bones in the knee are called

Accepted Answer

A)   ligaments.
B)   tendons.
C)   patellas.
D)   bursae.
E)   menisci.F) A) and B)
G) All of the above

Exam 19: Musculoskeletal System

Which molecule can be used directly to regenerate ATP?

Correct AnswerverifiedShow Answer

In muscle contraction,

Correct AnswerverifiedShow Answer

Which bone is the only bone in the body that does not articulate with another bone?

Correct AnswerverifiedShow Answer

Spongy bone is highly organized and composed of tubular units called osteons.

Correct AnswerverifiedShow Answer

What is the order of tissues from the outside to the inside of the epiphysis of a long bone?

Correct AnswerverifiedShow Answer

A structure that reduces the weight of the skull and drains into the middle ear would be

Correct AnswerverifiedShow Answer

What type of cell breaks down bone, resulting in increased calcium levels in the blood?

Correct AnswerverifiedShow Answer

The crescent-shaped pieces of cartilage between the bones in the knee are called

Correct AnswerverifiedShow Answer

If you change your hands from a position where they are pressed together to where they are cupped to collect a handful of water, you have mainly rotated which arm bone(s) ?

Correct AnswerverifiedShow Answer

In young persons who are still developing, what is the band of cartilage called that remains between the primary ossification center and each secondary ossification center?

Correct AnswerverifiedShow Answer

Which part of a muscle twitch occurs when the sarcomere distance is decreasing?

Correct AnswerverifiedShow Answer

Which of the following is a correct association of disease and description or symptoms?

Correct AnswerverifiedShow Answer

Which of the following is true of osteoarthritis?

Correct AnswerverifiedShow Answer

The knee is an example of a(n)

Correct AnswerverifiedShow Answer

A neuromuscular junction operates much like a synapse between two nerve cells.

Correct AnswerverifiedShow Answer

Which of these tissues would you find in a long bone?

Correct AnswerverifiedShow Answer

Which one of the following is part of the axial skeleton?

Correct AnswerverifiedShow Answer

The conversion that supplies the required energy for muscle contraction might be illustrated as

Correct AnswerverifiedShow Answer

Timothy has really "ripped" abdominal muscles. What muscle(s) has he exercised extensively to get that appearance?

Correct AnswerverifiedShow Answer

List the five major functions of the skeletal system.

Correct Answerverified1. The skeleton supports the body.2. Th...View AnswerShow Answer

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1. The skeleton supports the body.
2. Th...
View Answer