2.1 ANATOMY - Intro Flashcards Preview

ANA, BCHM, PHY > 2.1 ANATOMY - Intro > Flashcards

Flashcards in 2.1 ANATOMY - Intro Deck (44):
1

Most impt function of the skeletal system

Support of the body

2

Number of bones in the skeleton

206

3

2 basic types of bone tissue

Compact and spongy bone

4

Other name for spongy bone

Cancellous bone

5

Examples of long bones

Humerus
Femur

6

Example of irregular bones

Vertebra
Hip

7

Example of short bones

Carpals
Tarsals

8

Examples of flat bones

Skull
Ribs
Sternum

9

The epiphysis is composed mainly of ____ bone

Spongy

10

The external surface of the epiphyses of long bones are usually covered by

Articular cartilage

11

Articular cartilage is usually made of

Hyaline cartilage

12

The medullary cavity of long bones contains what? (Adults and infants)

Adults - yellow marrow
Infants - red marrow

13

3 types of cartilage

Hyaline
Elastic
Fibrous

14

3 types of fibers

Collagen
Elastic
Reticular

15

The axial skeleton is divided into three parts

Skull
Vertebral column
Bony thorax

16

The appendicular skeleton is divided into

Limbs
Pectoral girdle
Pelvic girdle

17

All supporting tissues come from which germ layer

Mesoderm

18

4 types of cells present in bone tissue

Osteogenic cells
Osteoblasts
Osteocytes
Osteoclasts

19

What is the germ layer of origin if the humerus?

Somatic mesoderm

20

In which zone of osteogenesis would accumulate glycogen?

Zone of hypertrophy

21

Zones of osteogenesis

Resting zone
Zone of proliferation
Zone of hypertrophy
Zone of calcification
Zone of ossification

22

Immovable joints are also known as

Synarthroses

23

Site at which chondrocytes divide

Resting zone

24

Zone of osteogenesis

Contains vacuoles and accumulate glycogen

Zone of hypertrophy

25

Zone of osteogenesis

Lengthens the cartilage model

Zone of proliferation

26

Zone of osteogenesis

Degenerating osteocytes, matrix between cells filled with hydroxyapatite

Zone of calcification

27

Zone of osteogenesis

Contains differentiating osteoblasts

Zone of ossification

28

Joints are classified accdg to

Mobility
Connecting medium

29

Immovable joints

Synarthroses

30

Slightly movable joints

Ampiarthroses

31

Freely movable joints

Diarthroses

32

2 divisions of the skeletal system

Axial and appendicular

33

Example of syndesmoses

Distal end of tibia and fibula

34

Features of a synovial joint

Articular cartilage covers the ends
Synovial cavity and fluid
Ligaments reinforce the joint

35

Other name for hinge joint

Ginglymus

36

Other name for ball and socket joint

Enarthroses

37

Other name for pivot joint

Trochoid

38

Give examples

Plane joint

Sternoclavicular
Acromioclavicular

39

Give examples

Hinge joint

Elbow, knee, ankle

40

Give examples

Pivot

Atlantoaxial
Radioulnar

41

Give examples

Condyloid

Metacarpophalangeal/knuckle

42

Give examples

Ellipsoidal

Wrist

43

Give examples

Saddle

Carpometacarpal of thumb

44

Give examples

Ball and socket

Shoulder, hip