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Question 1

functions of skeletal system

Answer 1

• protection
• support
• movement
• blood cell production
• shape
• mineral cell storage

Question 2

head/neck bones

Answer 2

cranium/ vertebrae

Question 3

shoulder bones

Answer 3

scapula/ humerus

Question 4

chest bones

Answer 4

ribs/ sternum

Question 5

elbow bones

Answer 5

humerus/ radius/ ulna

Question 6

hip bones

Answer 6

pelvis/ femur

Question 7

knee bones

Answer 7

femur/ tibia/ patella

Question 8

ankle bones

Answer 8

tibia/ fibula/ talus

Question 9

ball & socket joints

Answer 9

• abduction/adduction/rotation/flextion/extension

Question 10

hinge joint

Answer 10

flexion/extension

Question 11

pivot joint

Answer 11

moving your head side to side

Question 12

condyloid

Answer 12

wrists, move side to side

Question 13

synovial fluid

Answer 13

lubricates the joint, reduces friction

Question 14

synovial membrane

Answer 14

produces synovial fluid

Question 15

bursae

Answer 15

sacs filled with liquid, reduces friction between bone & tendon

Question 16

ligament

Answer 16

bone to bone

Question 17

tendon

Answer 17

muscle to bone

Question 18

cartilage

Answer 18

found at ends of bones, prevents from rubbing together

Question 19

joint

Answer 19

two parts (or more) of the skeleton fitted together

Question 20

joint capsule

Answer 20

2 layers of membrane that surround joint & keeps everything in place

Question 21

synovial joint includes

Answer 21

bone
articular capsule 
synovial membrane 
synovial fluid 
articular cartilage

Question 22

long bones

Answer 22

large movement

Question 23

short bones

Answer 23

fine movement

Question 24

flat bones

Answer 24

protection

Question 25

irregular bones

Answer 25

different jobs

Question 26

anterior muscles (front)

Answer 26

``` deltoid pectorals biceps abdominals hip flexor quadriceps tibialis anterior ```

Question 27

posterior muscles (back)

Answer 27

``` lattissimus dorsi rotator cuffs triceps gluteals hamstring gastrocnemius ```

Question 28

shoulder muscles

Answer 28

trapezius, deltoid, triceps, latissiumus dorsi

Question 29

elbow muscles

Answer 29

bicep, tricep

Question 30

hip muscles

Answer 30

hip flexor, gluteals

Question 31

knee muscles

Answer 31

quadriceps, hamstring

Question 32

ankle muscles

Answer 32

gastrocnemius, tibialis anterior

Question 33

isometric contraction

Answer 33

muscle remains same length

Question 34

isotonic contraction

Answer 34

muscle changes length

Question 35

isotonic concentric

Answer 35

muscle shortens | angonist

Question 36

isotonic eccentric

Answer 36

antagonist muscle contracts

Question 37

antagonistic pairs

Answer 37

one contracts, one relaxes

Question 38

pathway of air

Answer 38

``` mouth/ nose trachea bronchi bronchioles lungs alveoli ```

Question 39

where does gaseous exchange take place?

Answer 39

capillaries

Question 40

alveoli features

Answer 40

``` large surface area moist thin walls shirt diffusion pathway lots of capillaries large blood supply ```

Question 41

to measure heart rate (heart beats per min)

Answer 41

MHR = 200-age

Question 42

stroke volume

Answer 42

efficient heart-greater volume

Question 43

cardiac output

Answer 43

Q= HR times SV

Question 44

anaerobic is

Answer 44

without oxygen

Question 45

aerobic is

Answer 45

with oxygen

Question 46

anaerobic equation

Answer 46

glucose = energy + lactic acid

Question 47

aerobic

Answer 47

glucose + oxygen = energy + carbon dioxide + water

Question 48

lactic acid

Answer 48

waste product left behind from anaerobic respiration

Question 49

blood vessels

Answer 49

arteries veins capillaries

Question 50

arteries

Answer 50

pump oxygenated blood to muscles from heart

Question 51

veins

Answer 51

carry deoxygenated blood back to the heart

Question 52

capillaries

Answer 52

transfer oxygen from air in the lungs into the blood stream

Question 53

vasodilation

Answer 53

diameter of blood vessel widens | - amount of blood increase

Question 54

vasoconstriction

Answer 54

diameter of blood vessels narrow | - restricts amount of blood

Question 55

systole

Answer 55

contact

Question 56

diastole

Answer 56

relaxes