Test: Skeletal Systems (biology - hs4


Skeletal SystemsVersion en ligne anatomy and physiology unit 2 par Mollie Owen 1 When viewing an x-ray of a femur of a 6-year-old boy, you are most likely to see an a epiphyseal line b equatorial plate c equatorial line d epiphyseal plate 2 Unlike long bones, flat bones do not contain a trabeculae b medullary cavity c compact bone d spongy bone 3 The type of bone marrow that is considered to be highly hematopoietic is a yellow bone marrow b white bone marrow c red bone marrow 4 What is an example of hyaline cartilage? a intervertebral discs b nasal cartilage c external ear d epiglottis 5 What is an example of fibrocartilage? a external ear b articular cartilage c nasal cartilage d intervertebral discs 6 What is an example of elastic cartilage? a external ear b nasal cartilage c intervertebral discs d meniscus 7 What is the function of an osteocyte? a involved in bone deposition b build bone c help maintain the ECM in bone d bone resorption 8 What is the function of an osteoblast? a bone deposition b bone resorption c maintain the ECM d breakdown the bone 9 What is the function of an osteoclast? a build bones b bone resorption c bone deposition d help maintain ECM 10 When calcium levels decrease, what is released? a ECM b calcium salts c periosteum d PTH 11 The remodeling of bone is a function of a chondrocytes and osteocytes b osteoblasts and osteocytes c osteoblasts and osteoclasts d chondroblasts and osteoclasts 12 Connective tissue sacs containing synovial fluid that acts as cushions in places where friction develops are referred to as a synovial chambers b synovial membranes c bursae d sarcoplasmic reticulum 13 Correctly order the following events which occur in endochondral ossification. 1. bone collar formed by osteoblasts 2. perichondrium is converted to the periosteum 3. osteoclasts extend the medullary cavity 4. osteoblasts form spongy bone as a cartilage matrix deteriorates a 2, 3, 4, 1 b 3, 2, 1, 4 c 2, 1, 4, 3 14 Select the statement that is not true of longitudinal bone growth a the epiphyses are pushed away from the diaphysis b longitudinal growth occurs at the epiphyseal plate c old cartilage cells enlarge and the matrix calcifies d the dividing cells at the plate (in the zone of proliferation) are osteocytes 15 Type of fiber that provides strength and durability a collagen fibers b endosteum c hydroxypatite d epiphyseal plate 16 Type of ossification that forms the clavicle and most of the skull bones a appositional growth b endochondral ossification c intramembranous ossification d periosteum 17 Lines the inner wall of the medullary cavity & trebeculae of spongy bone a periosteum b endosteum c osteon d diaphysis 18 The structural unit of compact bone a osteon b collagen c calcium salt d spongy bone 19 Growth by the addition of new tissue at the periphery of the bone, allows bones to increase in width a longitudinal growth b endochondral ossification c intramembranous ossification d appositional growth 20 Type of canals that connect adjacent osteons a central (Haversian) canals b nutrient forearm c perforating canals d medullary canal 21 Referred to as the shaft of a long bone a periosteum b diaphysis c epiphyseal plate d hydroxyapatite 22 Name of the canal that contains the majority of the bone's blood vessels and neurons a nutrient foramen b central (Haversian) canal c periosteum d perforating canal 23 The inorganic component (calcium salts) that makes bones hard a hydroxyapatite b endosteum c spongy bone d collagen 24 Internal layer of skeletal bone, contains trabeculae a medullary cavity b periosteum c spongy bone d diaphysis 25 Site(s) in which blood vessels enter/leave a bone a epiphyseal plate b central (Haversian) canal c perforating canal d nutrient foramen 26 In a long bone it is the location that would contain red bone marrow in children a central (Haversian) canal b nutrient foramen c epiphyseal plate d medullary cavity 27 An example of a synarthrotic joint is a intevertebral disc b elbow joint c suture (between skull bones) 28 A joint which is highly moveable is called a synarthrotic b amphiathrotic c diarthrotic 29 Identify number 16 a lamellae b osteons c medullary cavity d endosteum 30 Identify 17 a lamellae b medullary cavity c diaphysis d epiphysis 31 Identify 18 a lamellae b medullary cavity c diaphysis d epiphysis 32 Identify 19 a lamellae b medullary cavity c diaphysis d epiphysis 33 Identify 20 a endosteum b medullary cavity c diaphysis d periosteum

1

When viewing an x-ray of a femur of a 6-year-old boy, you are most likely to see an

a

epiphyseal line

b

equatorial plate

c

equatorial line

d

epiphyseal plate

2

Unlike long bones, flat bones do not contain

a

trabeculae

b

medullary cavity

c

compact bone

d

spongy bone

3

The type of bone marrow that is considered to be highly hematopoietic is

a

yellow bone marrow

b

white bone marrow

c

red bone marrow

4

What is an example of hyaline cartilage?

a

intervertebral discs

b

nasal cartilage

c

external ear

d

epiglottis

5

What is an example of fibrocartilage?

a

external ear

b

articular cartilage

c

nasal cartilage

d

intervertebral discs

6

What is an example of elastic cartilage?

a

external ear

b

nasal cartilage

c

intervertebral discs

d

meniscus

7

What is the function of an osteocyte?

a

involved in bone deposition

b

build bone

c

help maintain the ECM in bone

d

bone resorption

8

What is the function of an osteoblast?

a

bone deposition

b

bone resorption

c

maintain the ECM

d

breakdown the bone

9

What is the function of an osteoclast?

a

build bones

b

bone resorption

c

bone deposition

d

help maintain ECM

10

When calcium levels decrease, what is released?

a

ECM

b

calcium salts

c

periosteum

d

PTH

11

The remodeling of bone is a function of

a

chondrocytes and osteocytes

b

osteoblasts and osteocytes

c

osteoblasts and osteoclasts

d

chondroblasts and osteoclasts

12

Connective tissue sacs containing synovial fluid that acts as cushions in places where friction develops are referred to as

a

synovial chambers

b

synovial membranes

c

bursae

d

sarcoplasmic reticulum

13

Correctly order the following events which occur in endochondral ossification. 1. bone collar formed by osteoblasts 2. perichondrium is converted to the periosteum 3. osteoclasts extend the medullary cavity 4. osteoblasts form spongy bone as a cartilage matrix deteriorates

a

2, 3, 4, 1

b

3, 2, 1, 4

c

2, 1, 4, 3

14

Select the statement that is not true of longitudinal bone growth

a

the epiphyses are pushed away from the diaphysis

b

longitudinal growth occurs at the epiphyseal plate

c

old cartilage cells enlarge and the matrix calcifies

d

the dividing cells at the plate (in the zone of proliferation) are osteocytes

15

Type of fiber that provides strength and durability

a

collagen fibers

b

endosteum

c

hydroxypatite

d

epiphyseal plate

16

Type of ossification that forms the clavicle and most of the skull bones

a

appositional growth

b

endochondral ossification

c

intramembranous ossification

d

periosteum

17

Lines the inner wall of the medullary cavity & trebeculae of spongy bone

a

periosteum

b

endosteum

c

osteon

d

diaphysis

18

The structural unit of compact bone

a

osteon

b

collagen

c

calcium salt

d

spongy bone

19

Growth by the addition of new tissue at the periphery of the bone, allows bones to increase in width

a

longitudinal growth

b

endochondral ossification

c

intramembranous ossification

d

appositional growth

20

Type of canals that connect adjacent osteons

a

central (Haversian) canals

b

nutrient forearm

c

perforating canals

d

medullary canal

21

Referred to as the shaft of a long bone

a

periosteum

b

diaphysis

c

epiphyseal plate

d

hydroxyapatite

22

Name of the canal that contains the majority of the bone's blood vessels and neurons

a

nutrient foramen

b

central (Haversian) canal

c

periosteum

d

perforating canal

23

The inorganic component (calcium salts) that makes bones hard

a

hydroxyapatite

b

endosteum

c

spongy bone

d

collagen

24

Internal layer of skeletal bone, contains trabeculae

a

medullary cavity

b

periosteum

c

spongy bone

d

diaphysis

25

Site(s) in which blood vessels enter/leave a bone

a

epiphyseal plate

b

central (Haversian) canal

c

perforating canal

d

nutrient foramen

26

In a long bone it is the location that would contain red bone marrow in children

a

central (Haversian) canal

b

nutrient foramen

c

epiphyseal plate

d

medullary cavity

27

An example of a synarthrotic joint is

a

intevertebral disc

b

elbow joint

c

suture (between skull bones)

28

A joint which is highly moveable is called

a

synarthrotic

b

amphiathrotic

c

diarthrotic

29

Identify number 16

a

lamellae

b

osteons

c

medullary cavity

d

endosteum

30

Identify 17

a

lamellae

b

medullary cavity

c

diaphysis

d

epiphysis

31

Identify 18

a

lamellae

b

medullary cavity

c

diaphysis

d

epiphysis

32

Identify 19

a

lamellae

b

medullary cavity

c

diaphysis

d

epiphysis

33

Identify 20

a

endosteum

b

medullary cavity

c

diaphysis

d

periosteum

Skeletal Systems

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