Joints and Muscles Pt. 1

Question 1

How many types of joints are there?

Answer 1

3

Question 2

Type of joint with no movement, connected with fibrous tissue

Answer 2

Fibrous

Question 3

Type of joint that moves a small amount, united by cartilage

Answer 3

Cartilagenous

Question 4

Type of joint that moves freely, fluid filled joint cavity

Answer 4

Synovial

Question 5

Synovial joints contain _____ (lines the end of long bones)

Answer 5

Articular cartilage

Question 6

Part of synovial joint that encapsulates joint, holds fluid in

Answer 6

Joint capsule

Question 7

Part of synovial joint that is a fluid filled sac which helps minimize friction between bone and tendons

Answer 7

Bursa

Question 8

An immovable joint fixed between bones and connected by fibrous tissue (type of fibrous joint)

Answer 8

Synarthrosis

Question 9

Examples of Synarthrosis joints

Answer 9

Sutures of skull, scapula, split bones

Question 10

A slightly moveable joint, limited rocking motions, between intervertebral disks (type of cartilaginous joint)

Answer 10

Amphiarthrosis

Question 11

Examples of amphiarthrosis joints

Answer 11

Pubic symphysis, fusion of mandible

Question 12

Type of joints that swivel around the other and perform many types of movements

Answer 12

Synovial joints

Question 13

Examples of synovial joints

Answer 13

Elbow, hip, and hock

Question 14

Synovial joint movement: Projection fits into depression, one joint swivels around other, 180°

Answer 14

Hinge Joint

Question 15

Examples of hinge joints

Answer 15

Fetlock of horse, interphalangeal joints, elbow, stifle of cow

Question 16

Synovial Joint Movement: Articulating surface is flat, usually between flat bones, extension and flexion, some abduction and adduction

Answer 16

Gliding

Question 17

Examples of gliding joints

Answer 17

Intercarpal and intertarsal joints of carpus and tarsus, clavicle

Question 18

Type of synovial joint movement: Rounded or pointed projection fits into ring of bone, can only rotate

Answer 18

Pivot

Question 19

Types of Pivot Joints

Answer 19

Atlantoaxial joint (between C1 and C2), proximal joint between human radius and ulna (at wrist)

Question 20

Types of synovial joint movement: Articular surfaces fit together like a rider and a saddle

Answer 20

Saddle

Question 21

Types of Saddle joints

Answer 21

carpometacarpal articulation of human thumb (where connects to hand)

Question 22

Types of synovial joint movement: Oval shaped condyle fits into elliptical cavity

Answer 22

Ellipsodial

Question 23

Examples of ellipsoidal joints

Answer 23

Distal end of human radius with carpals, atlas and occipital bones of the skull

Question 24

Types of Synovial joint movement: Sphere projection that fits into cup like a depression, can perform a wide range of movement

Answer 24

Ball and Socket

Question 25

Examples of ball and socket joints

Answer 25

Shoulder and hip joints

Question 26

Tendons attach ______ to _______

Answer 26

muscle , bone

Question 27

Tendons are a _____ system with dorsal muscle. Muscle contracts and pulls tendon to move bone

Answer 27

Pulley

Question 28

Attaches bone to muscle which contracts to bend or flex a joint. Located in back of lower limbs (decreases angle of joint)

Answer 28

Flexor tendons

Question 29

Attaches bone to muscle which contract or straighten to extend a joint (increases angle of joint)

Answer 29

Extensor Tendon

Question 30

Ligaments attach ______ to _______

Answer 30

Bone, Bone

Question 31

Ligaments stabilize.....

Answer 31

Joints

Question 32

Organization of muscle

Answer 32

Muscle belly, Muscle fascicles, Muscle Fiber, Myofibril, Myofillaments (actin and myosin)