AnswersHealth Science Concepts - 248258-Fall EL3602Musculoskeletal System Career Specialties

Musculoskeletal System Career Specialties — Unit test Answers

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1
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This ballerina is dancing on the toe end of her foot. How many bones are in this region of the foot?

Question illustration
A
1
B
5
C
7
D
14
2
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Which correctly describes the joint that is pointed out in the diagram?

Question illustration
A
It is a synarthrosis joint because it cannot move.
B
It is a synarthrosis joint because it can move slightly.
C
It is an amphiarthrosis joint because it can move slightly.
D
It is an amphiarthrosis joint because it cannot move.
3

Most muscle tissue is striated because it contains

c
colored substances that create the layered pattern.
l
layers of substances that help the tissue move.
m
more proteins in some areas and less proteins in other areas.
m
more fat in some areas and less fat in other areas.
4

Where is the sternum located?

A
in the skull
B
in the thoracic cage
C
in the vertebral column
D
in the trunk
5

How does a physical therapist treat musculoskeletal injuries and disabilities?

A
applies and removes casts, dressings, and splints, sterilizes equipment, and operates some medical devices
B
massages and puts pressure on muscles and connective tissues and promotes relaxation by using aromatherapy
C
stretches and strengthens muscles and uses a variety of medical instruments that stimulate or heal muscles and joints
D
manipulates bones and joints, especially the spine and related nerves that are misaligned, dysfunctional, or irritated
6

The image below shows the anatomy of a long bone. Which part of the bone is represented by the letter Y?

Question illustration
A
epiphysis
B
diaphysis
C
marrow
D
cartilage
7

Which musculoskeletal career requires the most specialized education?

A
physical therapist
B
orthopedic technician
C
chiropractor
D
orthopedic doctor
8

Of the muscle properties, the one displayed at the moment a soccer player kicks a ball to score a goal is

Question illustration
A
contractibility since the muscles of the leg shorten in length.
B
excitability since the muscles are responding to a physical stimuli.
C
extensibility since the muscles of the leg lengthen and stretch.
D
elasticity since the muscles are returning to their normal length.
9

Which best describes the relationship between the rib cage and the heart, which is located in the chest cavity?

A
Both are organs of the skeletal system.
B
The rib cage protects the heart.
C
The rib cage allows the heart to move.
D
Both are organs of the muscular system.
10

best

a
a cartilaginous joint because it has a medium range of motion, has ligaments for stability, and has cartilage for shock absorption and flexibility.
a
a synovial joint because it is highly moveable, allows for flexibility, has ligaments for stability, and has cartilage for protection of the articulating bones.
a
a cartilaginous joint because it is highly moveable, allows for flexibility, has ligaments for stability, and has cartilage for shock absorption.
a
a synovial joint because it has cartilage for protection and because it is tightly held together by ligaments to keep the articulating bones stationary so they do not break.
11

The three main types of articulations within the human body are

A
fibrous, cartilaginous, and synovial.
B
tendons, ligaments, and cartilages.
C
bones, muscles, and joints.
D
flexible, extendable, and rotational.
12

Amelia tore a knee tendon while she was running. Which type of connective tissue did Amelia tear?

A
endomysium and perimysium only
B
deep fascia and epimysium only
C
perimysium, endomysium, and epimysium
D
epimysium, deep fascia, and endomysium
13

There is a large number of mitochondria in cardiac muscle cells because cardiac muscles need the mitochondria to

A
work harder and longer.
B
maintain their shape.
C
maintain their color.
D
be attached to the ribs.

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