muscles - the basics

Question 1

describe muscle

Answer 1

a band or bundle of fibrous tissue that has the ability to contract producing movement in or maintaining the position of parts of the body

Question 2

describe tendon

Answer 2

can’t repair themselves

a flexible but inelastic cord of strong fibrous collagen tissue attaching a muscle to a bone

Question 3

describe ligaments

Answer 3

can’t repair itself

a short band of tough flexible fibrous connective tissue - connecting two bones or cartilage or holds together a joint

Question 4

describe cartilage

Answer 4

acts as a buffer stops joints rubbling together - firm flexible connective tissue covering bones

Question 5

muscles are named by terms which refer to?

Answer 5

direction of fibres
location in the body
their size
their shape
their origin/insertion
their action

Question 6

which direction is rectus?

Answer 6

fibres run parallel to the midline

Question 7

which direction is transverse?

Answer 7

fibres run at right angles to the midline

Question 8

which direction is oblique?

Answer 8

fibres run diagonally to the midline

Question 9

what location is the pectoralis

Answer 9

chest

Question 10

what location is the lumborum

Answer 10

lower back

Question 11

what location is the tibialis

Answer 11

tibia bone

Question 12

which term relating to size is the maximus?

Answer 12

largest

Question 13

which term relating to size is medius

Answer 13

middle sized

Question 14

which term relating to size is minumus?

Answer 14

smallest

Question 15

which term relating to size is longus?

Answer 15

longest

Question 16

which term relating to size is brevis?

Answer 16

short

Question 17

which term relating to number of origins of muscle is biceps?

Answer 17

twp

Question 18

which term relating to number of origins of muscle is triceps?

Answer 18

three

Question 19

which term relating to number of origins of muscle is quadraceps?

Answer 19

four

Question 20

which term relating to shape is deltoid?

Answer 20

triangular

Question 21

which term relating to shape is trapezius?

Answer 21

trapezoid - lop sided triangle

Question 22

which term relating to shape is serratus?

Answer 22

like teeth of a saw

Question 23

which term relating to shape is rhomboid?

Answer 23

diamond

Question 24

which term relates to the site of origin/insertion of muscle in the coccygeus?

Answer 24

coccyx

Question 25

which term relates to the site of origin/insertion of muscle in the sternocleidomastoid?

Answer 25

arises from the sternum & clavicle and inserts into mastoid process

Question 26

flexor

Answer 26

decreases the angle at a joint

Question 27

extensor

Answer 27

increases the angle at a joint

Question 28

abductor

Answer 28

moves a bone away from the midline

Question 29

adductor

Answer 29

moves a bone closer to the midline

Question 30

levator

Answer 30

upward movement

Question 31

depressor

Answer 31

downward movement

Question 32

supinator

Answer 32

turns palm upward or anteriorly

Question 33

pronator

Answer 33

turns the palm down or posteriorly

Question 34

sphincter

Answer 34

decreases size of opening

Question 35

tensor

Answer 35

makes a body part more rigid

Question 36

rotator

Answer 36

moves a bone around its longitutudinal axix