WorksheetsMuscular Unit Review
Total questions: 40
Worksheet time: 30mins
If you want a moderate amount of force, each muscle cell will contact partially instead of fully. True or False?
True
False
Sarcomeres are the smallest functional unit of a muscle. They include myofilaments called:
Z lines
muscle fibers
actin and myosin
origin and insertion
____mysium wraps around the entire muscle; ____mysium wraps around a fascile; ____mysium wraps around a muscle cell.
Endo, epi, peri
Epi, peri, endo
Peri, endo, epi
Endo, peri, epi
Which action term best describes what's happening to the knee?
Flexion
Extension
Abduction
Adduction
Beginning in the anatomical position, which action would get you into this position (see picture)?
Medial rotation of the shoulder
Abduction of the shoulder
Adduction of the shoulder
Flexion of the shoulder
Which of the following actions would make this pose impossible?
Flexion at the left knee
Extension of the right hip
Pronation of forearm
Flexion of elbow
The quadriceps group consists of.........................
Bicep Femoris, Semimembranosus, Semitendinosus
Erector Spinae, Trapezius, Teres Major
Rectus Femoris, Vastus Lateralis, Vastus Medialis, Vastus Intermedius
Rectus Abdominis, Obliques, Latissimus Dorsi
The dark bands are called the ______ bands, whereas the light bands are called the ______ bands.
Z, I
A, I
I, A
A, Z
What do you call the "shrinkage" of the a muscle due to lack of use?
hypertrophy
atrophy
endotrophy
threshold
Muscle fatigue and soreness is due mainly to an accumulation of:
ATP
cholinesterase
lactic acid
creatine phosphate
Which muscle types are striated?
smooth
cardiac
skeletal
Which type of muscle is voluntary?
smooth
cardiac
skeletal
A muscle contraction which does not involve actual movement, such as a plank or wall sit is a/an
concentric contraction
isometric contraction
eccentric contraction
extension contraction
The muscle fiber membrane is known as the:
vesicle
sarcolemma
endomysium
sarcomere
Muscles that work in opposite directions are __________ muscles.
optimistic
antagonistic
pessimistic
synergistic
Muscles that work together to produce the same movement are __________ muscles.
optimistic
antagonistic
pessimistic
synergistic
extension that is greater than 180 degrees and is beyond anatomical position
flexion
extension
hyperextension
abduction
Name this movement
extension
flexion
adduction
abduction
Name this movement
adduction
abduction
inversion
eversion
Choose which muscle naming rules are used for (check all that apply):
Frontalis
Direction of muscle fibers
Shape of the muscle
Action of the muscle
Location of the muscle
Direction of muscle fibers
Choose which muscle naming rules are used for (check all that apply):
Rectus abdominis
Action of the muscle
Number of origins
Location of the muscle
Number of origins
Direction of the muscle fibers
Choose which muscle naming rules are used for (check all that apply):
Adductor group
Relative size of the muscle
Location of the muscle
Number of origins
Action of the muscle
Shape of the muscle
Choose which muscle naming rules are used for (check all that apply):
Trapezius
Action of the muscle
Direction of the muscle fibers
Number of origins
Relative size of the muscle
Shape of the muscle
Choose which muscle naming rules are used for (check all that apply):
Sternocleidomastoid
Direction of muscle fibers
Number of origins
Location of muscle
Location of the muscle's origin and insertion
Direction of the muscle fibers
Choose which muscle naming rules are used for (check all that apply):
External oblique
Location of muscle
Direction of muscle fibers
Relative size of the muscle
Action of the muscle
Location of muscle's origin and insertion
Choose which muscle naming rules are used for (check all that apply):
Extensor digitorum longus
Direction of muscle fibers
Location of muscle
Action of muscle
Relative size of the muscle
Shape of the muscle
Some muscles are connected to each other by broad sheets of connective tissue called _____________.
fascia
aponeuroses
endomysium
perimysium
The point of muscle attachment to an immovable or less movable bone is known as the ________.
innervation
action
insertion
origin
