muscles 1 quiz

Question 1

a-

Answer 1

not

Question 2

algia

Answer 2

pain

Question 3

apo

Answer 3

from

Question 4

dys

Answer 4

bad, difficult

Question 5

endo

Answer 5

within

Question 6

graph

Answer 6

to write

Question 7

hyper

Answer 7

above, excessive

Question 8

iso

Answer 8

equal

Question 9

lemma

Answer 9

skin, rind

Question 10

metric

Answer 10

measure

Question 11

myo

Answer 11

muscle

Question 12

mys

Answer 12

muscle

Question 13

neurosis

Answer 13

nerve

Question 14

sacro

Answer 14

flesh

Question 15

tetan

Answer 15

ridged

Question 16

tonic

Answer 16

tension

Question 17

troph

Answer 17

growth in size not number

Question 18

tropo

Answer 18

change or turning

Question 19

The three types of muscular tissue

Answer 19

Skeletal
Cardiac
Smooth

Question 20

***list the 5 functions of muscle tissue

Answer 20

motion, stabilizing body position, regulating organ volume, movement of substances within the body, thermogenesis

Question 21

bonus question titian

Question 22

______ is a form of thermogenesis which involves the involuntary contraction of skeletal muscles to generate heat

Answer 22

shivering

Question 23

note that ______ refers to temperature regulation of the body involving both sweating and shivering

Answer 23

thermoregulation

Question 24

the skeletal muscle cell is also called a _____

Answer 24

muscle fiber

Question 25

the muscle cell membrane is called the ______, and its cytoplasm is called _____

Answer 25

sarcolemma, sarcoplasm

Question 26

slide 8 image on quiz

Question 27

_____ are sheets of fibrous connective tissue deep to skin that surround muscles or other organs

Answer 27

Fascia

Question 28

also known as the subcutaneous layer, found beneath the skin separating it from underlying muscle

Answer 28

Superficial Fascia

Question 29

_____ dense, irregular connective tissue that lines the body wall and holds muscles together into muscle groups

Answer 29

Deep Fascia

Question 30

____Circles whole muscle beneath the deep fascia

Answer 30

Epimysium

Question 31

______Separates 10-100 muscle fibers into bundles called fascicles

Answer 31

Perimysium

Question 32

_____ Separates individual muscle fibers from one another

Answer 32

Endomysium

Question 33

_____Extension of the epi- peri- and endomysium that together form a chord of dense, regular connective tissue that attach a muscle to a bone

Answer 33

Tendon

Question 34

______Broad, flattened tendon

Answer 34

Aponeurosis

Question 35

motor axons branch into clusters of synaptic end bulbs innervating several different muscle fibers the sum of which is called a _____

Answer 35

motor unit

Question 36

The junction between motor neurons and skeletal muscle fibers is called a ______

Answer 36

neuromuscular junction

Question 37

Motor neurons are found in the _____ and each muscle fiber is innervated with one branch of an axon

Answer 37

endomysium

Question 38

capillaries are found in the ______ and each muscle fiber is closely associated with at least one capillary

Answer 38

endomysium

Question 39

The skeletal muscle cell is also called a ____

Answer 39

muscle fiber

Question 40

the muscle fiber cell membrane is called the ____, and its cytoplasm is called _____

Answer 40

sarcolemma, sarcoplasm

Question 41

skeletal muscle cells are _____ with nuclei at periphery of cell; they form by the fusion of embryonic myoblasts

Answer 41

multinucleated

Question 42

_____tubules are perpendicular invaginations of the sarcolemma that penetrate into the cytoplasm which open to the outside and are thus filled with extracellular fluid

Answer 42

T (transverse)

Question 43

When an action potential spreads along the sarcolemma, it travels down the T tubules to the _____

Answer 43

sarcoplasmic reticulum

Question 44

_____ is the the cytoplasm of a skeletal muscle

Answer 44

Sarcoplasm

Question 45

______ are bundles of microfilaments (actin and myosin)

Answer 45

myofibrils

Question 46

The striations of skeletal muscle fibers are due to the repeating arrangement of ______

Answer 46

myofilaments

Question 47

myofilaments are the contractile elements within _____

Answer 47

myofibrils

Question 48

______are composed of the protein myosin

Answer 48

thick filaments

Question 49

______ are composed of actin, troponin and tropomyosin

Answer 49

thin filaments

Question 50

filaments do not extend the length of the muscle, but rather they overlap each other and are arranged into short units called _____

Answer 50

sarcomeres.

Question 51

spring like filament

Answer 51

titin

Question 52

3 structural proteins

Answer 52

titin, myomesian (midline), dystrophin

Question 53

2 regulatory proteins

Answer 53

troponin tropomyosin

Question 54

actin and Myosin are a ____

Answer 54

motor protein

Question 55

The twisted shafts of the golf clubs_____ point toward the M line

Answer 55

(myosin tail)

Question 56

the heads of the golf club______project away from the M line

Answer 56

(myosin heads)

Question 57

_____ makes up part of the thin filaments

Answer 57

Actin

Question 58

____ and ____twist around the helical actin strand to cover up the myosin-binding sites

Answer 58

Troponin and tropomyosin

Question 59

____ is a very large structural protein extending from Z disc to M line in order to anchor the sarcomere

Answer 59

Titin

Question 60

____ makes up the “M” line. These molecules join to titin molecules as well as connect adjacent thick filaments to each other - stabilizes the sarcomere

Answer 60

Myomesin

Question 61

____ anchors the thin filaments to integral membrane proteins in the sarcolemma

Answer 61

Dystrophin

Question 62

sarcomeres are the basic functional unit of a muscle; _____ are what shorten

Answer 62

sarcomeres

Question 63

____ separate one sarcomere from the next, found at the ends of thin filaments

Answer 63

Z discs:

Question 64

____ dark line in the middle of the sarcomere where supporting proteins connect adjacent thick filaments

Answer 64

M line: