ch 8 and 9

Question 1

hematopoiesis

Answer 1

the formation of blood cellular components; formation occurs in red bone marrow

Question 2

epiphysis

Answer 2

expanded or rounded end portion of a long bone; red bone marrow producing erythrocytes

Question 3

diaphysis

Answer 3

hollow tube of hard compact bone; shaft

Question 4

osteocyte

Answer 4

mature bone cells

Question 5

chondrocyte

Answer 5

cartilage cells

Question 6

osteoblast

Answer 6

responsible for new bone formation

Question 7

osteoclast

Answer 7

responsible for aged bone resorption

Question 8

bones of upper extremities

Answer 8

pectoral girdle, arm and forearm bones, wrist bones, hand bones

Question 9

2 muscles assisting with respiration

Answer 9

diaphragm, rib cage

Question 10

facial muscles

Answer 10

frontal, orbicular oculi, zygomaticus minor, zygomaticus major, masseter, obicularis oris

Question 11

forms of arthritis that are inflammatory

Answer 11

rheumatoid arthritis, anklosing spondylitis, lyme disease, lupus, psoriatic arthritis

Question 12

non flammatory arthritis

Answer 12

osteoarthritis

Question 13

primary IM injection muscle

Answer 13

deltoid muscle in the arm

Question 14

number vertebrae in thoracic region

Answer 14

12 vertebrae

Question 15

number vertebrae in lumbar region

Answer 15

5 vertebrae

Question 16

number vertebrae in sacrum region

Answer 16

5 vertebrae

Question 17

number vertebrae in coccyx region

Answer 17

4 vertebrae

Question 18

functions of the muscular system

Answer 18

movement, posture, heat production, fatigue, integration with other body systems

Question 19

abduction

Answer 19

limbs moved away from bodys midline

Question 20

adduction

Answer 20

limbs moved closer to the midline

Question 21

3 types of muscle tissue

Answer 21

cardiac, smooth, skelatal

Question 22

sacromere

Answer 22

basic functional or contractile unit of skeletal muscle

Question 23

actin does during contraction

Answer 23

slide along myosin filaments

Question 24

myosin does during contraction

Answer 24

moves head groups along the actin filaments in the direction of the plus end

Question 25

muscle origin

Answer 25

where skeletal muscle attaches to the more stationary bone

Question 26

muscle insertion

Answer 26

where muscle attaches itself to the more moveable bone

Question 27

muscle atrophy

Answer 27

wasted or thinning on muscle mass; decrease

Question 28

muscle hypertrophy

Answer 28

increase in muscle size

Question 29

synergist muscle

Answer 29

helps in producing movement

Question 30

antagonist muscle

Answer 30

muscles relax when prime movers and synergist contract

Question 31

amphiarthrosis

Answer 31

type of moveable joint in animals in which the surfaces of the bone are connected by ligaments or cartilage

Question 32

diarthroses

Answer 32

freely moveable joint

Question 33

synarthrosis

Answer 33

immovably fixed joint between bones connected by fibrous tissue