muscle stuff

Question 1

what do muscles contain?

Answer 1

• nerve fibers
• blood vessels
• connective tissues

Question 2

the connective tissue surrounding a muscle fiber

Answer 2

endomysium

Question 3

connective tissue surrounding muscle fibers (fasicles)

Answer 3

perimysium

Question 4

bundles of muscle fibers

Answer 4

fasicles

Question 5

surrounds entire muscle

Answer 5

epimysium

Question 6

each muscle has one _____ and ______

Answer 6

vein, artery

Question 7

muscle that is tapered at both ends

Answer 7

parallel fusiform

Question 8

rectangular

Answer 8

parallel non-fusiform

Question 9

fanned out muscle fibers (greater control, less strength)

Answer 9

convergent muscle

Question 10

all fascicles connected to one side of tendon

Answer 10

unipennate

Question 11

all fasicles connected to both sides of tendon

Answer 11

bipennate

Question 12

many rows of fasicles

Answer 12

multipennate

Question 13

muscles in a circle

Answer 13

circular

Question 14

muscle cell membrane

Answer 14

sarcolemma

Question 15

cytoplasm of muscle cells

Answer 15

sarcoplasm

Question 16

protein structures that make up muscle fibers

Answer 16

myofibrils

Question 17

contractile unit of the muscle fiber

Answer 17

sarcomere

Question 18

thick filaments

Answer 18

myosin

Question 19

thin filaments

Answer 19

actin

Question 20

organelle in muscle fiber that stores calcium

Answer 20

sarcoplasmic reticulum

Question 21

system of inward extensions of the muscle fiber plasma membrane

Answer 21

t-tubules

Question 22

dark bands

Answer 22

a bands

Question 23

light bands

Answer 23

i bands

Question 24

how many muscles in the body

Answer 24

600+

Question 25

what percentage of body weight is muscles

Answer 25

45%

Question 26

band of fibrous connective tissues that covers, supports and separates muscles

Answer 26

fascia

Question 27

broad flat sheet or tendons

Answer 27

apnoeurosis

Question 28

motor nerves

Answer 28

efferent nerves

Question 29

sensory nerves

Answer 29

afferent nerves

Question 30

involuntary muscle contraction

Answer 30

peristalsis