A&P Midterm Review - Quiz 4 Flashcards


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1

A muscle that opposes, or reverses, a particular movement is a(n) _______.

A) fixator

B) antagonist

C) agonist

D) synergist

B) antagonist

2

True or False?

All joints permit some degree of movement, even if very slight.

FALSE

3

All of the following are factors that influence synovial joint stability EXCEPT?
A) structure and shape of the articulating bone
B) strength and tension of joint ligaments
C) arrangement and tension of the muscles
D) number of bones in the joint

D) number of bones in the joint

4

True or False?

Although all skeletal muscles have different shapes, the fascicle arrangement of each muscle is exactly the same.

FALSE

5

Articular cartilage found at the ends of the long bones serves to ________.
A) attach tendons
B) produce red blood cells (hemopoiesis)
C) provide a smooth surface at the ends of synovial joints
D) form the synovial membrane

C) provide a smooth surface at the ends of synovial joints

6

Bending your head back until it hurts is an example of ________.
A) flexion
B) extension
C) hyperextension
D) circumduction

C) hyperextension

7

Bones are constantly undergoing resorption for various reasons. Which of the following cells accomplishes this process?

A) osteoclast

B) osteocyte

C) osteoblast

D) stem cell

A) osteoclast

8

Bones are covered and lined by a protective tissue called periosteum. The inner (osteogenic) layer consists primarily of ________.

A) cartilage and compact bone
B) marrow and osteons
C) osteoblasts and osteoclasts
D) chondrocytes and osteocytes

C) osteoblasts and osteoclasts

9

Bowing to your opponent before a jiu jitsu match would be considered a ________ movement.

A) hyperextension

B) circumduction

C) extension

D) flexion

D) flexion

10

Fibrous joints are classified as ________.
A) pivot, hinge, and ball and socket
B) symphysis, sacroiliac, and articular
C) hinge, saddle, and ellipsoidal
D) sutures, syndesmoses, and gomphoses

D) sutures, syndesmoses, and gomphoses

11
card image

Using Figure 10.2 match the following

1) Deltoid

2) Serratus anterior

3) Sternocleidomastoid

4) Pectoralis minor

5) Coracobrachialis

1) B

2) E

3) A

4) C

5) D

12
card image

Using Figure 8.1, match the following:

1) Periosteum.

2) Articular cartilage.

3) Joint (synovial) cavity.

4) Synovial membrane.

5) Fibrous capsule.

1) Answer: A

2) Answer: C

3) Answer: B

4) Answer: E

5) Answer: D

13

True or False?

Hinge joints permit movement in only one plane

TRUE

14

A muscle that crosses on the anterior side of a joint produces ________.

A) biaxial movement
B) flexion
C) uniaxial rotation
D) extension

B) flexion

15

In symphysis joints the articular surfaces of the bones are covered with ________.
A) hyaline cartilage
B) synovial membranes
C) fibrocartilage
D) tendon sheaths

A) hyaline cartilage

16

In the classification of joints, which of the following is true?

A) In cartilaginous joints, a joint cavity is present.
B) Immovable joints are called amphiarthroses.
C) Synarthrotic joints are slightly movable.
D) All synovial joints are freely movable.

D) All synovial joints are freely movable.

17

True or False?

Flexion of the ankle so that the superior aspect of the foot approaches the shin is called dorsiflexion.

TRUE

18

True or False?

Muscles are only able to pull, they never push.

TRUE

19

True or False?

Muscles connecting to the hyoid bone are important for swallowing and speech.

TRUE

20

On the basis of structural classification, which is a fibrous joint?

A) synchondrosis

B) symphysis

C) pivot

D) syndesmosis

D) syndesmosis

21

Pointing the toes is an example of ________.

A) circumduction
B) plantar flexion
C) pronation
D) protraction

B) plantar flexion

22

True or False?

Supination is the movement of the forearm in which the palm of the hand is turned anteriorly or superiorly.

TRUE

23

Synarthrotic joints ________.

A) are found at the junction of the epiphysis and diaphysis of growing bone
B) are cartilaginous joints
C) permit essentially no movement
D) have large joint cavities

C) permit essentially no movement

24

Synchondroses and symphyses are examples of ________ joints.

A) synovial

B) periodontal

C) fibrous

D) cartilaginous

D) cartilaginous

25

True or False?

Synovial fluid is a viscous material that is derived by filtration from blood.

TRUE

26

The ________ runs deep to the internal oblique.

A) rectus abdominis
B) latissimus dorsi
C) external oblique
D) transversus abdominis

D) transversus abdominis

27

True or False?

The amount of movement permitted by a particular joint is the basis for the functional classification of that joint.

TRUE

28

The sternocleidomastoid muscle inserts on the ________.

A) clavicle
B) sternum
C) platysma
D) mastoid process of the temporal bone

D) mastoid process of the temporal bone

29

The terms inversion and eversion pertain only to the ________.

A) hands

B) feet

C) arms

D) hands and the feet

B) feet

30

The muscle that provides the major force for producing a specific movement is a(n) ______.

A) prime mover
B) antagonist
C) synergist
D) fixator

A) prime mover

31

What is moving a limb away from the midline of the body along the frontal plane called?

A) abduction

B) extension

C) adduction

D) flexion

A) abduction

32

What is the main factor that determines the power of a muscle?
A) the shape
B) the total number of muscle cells available for contraction
C) the number of neurons innervating it
D) the length

B) the total number of muscle cells available for contraction

33

Which of these is not a way of classifying muscles?
A) muscle location
B) the type of action they cause
C) muscle shape
D) the type of muscle fibers

D) the type of muscle fibers