Skeletal System 1.12

Question 1

Mineral resorption is caused by which of the following?

Osteoclasts
Hydroxyapatite
Osteoblasts
Osteoporosis

Answer 1

Osteoclasts

Question 2

Weak and brittle bones caused by a lack of bone minerals are symptoms of which of the following?

Tetany
Osteoporosis
Brittle bone disease
Hydroxyapatite

Answer 2

Osteoporosis

Question 3

Blood vessels in bones ______
Which of the following completes the sentence above?

are found in canaliculi.
travel across lamellae.
travel in Volkmann’s canals.
have many lacunae and osteons.

Answer 3

travel in Volkmann’s canals.

Question 4

Which of the following kinds of connective tissue attaches muscle to bone?

Tendon
Cartilage
Ligament
Periosteum

Answer 4

Tendón

Question 5

Which of the following structures is located in the axial skeleton and lined with mucus membrane?

Sinus
Mandible
Sternum
Hyoid bone

Answer 5

Sinus

Question 6

Star-shaped cells that maintain bone and are able to sense physical stresses on bone describes which of the following?

Osteoclasts
Cartilage
Osteons
Osteocytes

Answer 6

Osteocytes

Question 7

Joint inflammation and pain resulting from an autoimmune response, rather than wear and tear, is called which of the following?

Brittle bone disease
Osteoporosis
Osteoarthritis
Rheumatoid arthritis

Answer 7

Rheumatoid arthritis

Question 8

Spongy bone differs from compact bone in that spongy bone is ________
Which of the following completes the sentence above?

made of an abundance of osteons.
lighter than compact bone.
lacking bone marrow.
Found on the periphery of compact bone.

Answer 8

lighter than compact bone.

Question 9

Which of the following structures articulates bone so that it can abduct, adduct, flex, extend, circumduct, and rotate?

Hinge joint
Ball and socket joint
Suture joint
Short bone

Answer 9

Ball and socket joint

Question 10

Which of the following structures allows for the head to turn side to side in a “no” motion?

Atlas
Axis
Sacrum
Coccyx

Answer 10

Axis

Question 11

1. Which of the following breaks down bone material?

A Osteoclasts
B. Osteoblasts
C. Canaliculi
D. Osteocytes

Answer 11

Osteoclasts

Question 12

2. Which of the following are considered short bones?
   A. Skull bones
   B. Radius and ulna
   C. Carpals and tarsals
   D. Humerus and scapula

Answer 12

Carpals and tarsals

Question 13

3. Which of the following best describes the purposed hyaline cartilage in the skeletal system?

A. It forms the matrix of a bone.
B. It develops into osteocytes.
C. It strengthens the entire skeletal system.
D. It reduces friction at joints.

Answer 13

It reduces friction at joints

Question 14

4. Which of the following best explains the cause of asterporosis?

A. Pathogens eat away at bone tissue.
B. Ligaments degrade, causing joints to malfunction.
C Osteoclasts break down bone faster than osteoblast deposit minerals.
D. Osteoclasts break down bone slower than osteoblass build up bone.

Answer 14

Osteoclasts break down bone faster than osteoblast deposit minerals.

Question 15

Osteoclast and osteoblast and osteocytes

Answer 15

Osteoclast - mineral resorption
Osteoblast - new born formation
Osteocytes - maintaining bone mass