WorksheetsMuscular System Review
Total questions: 25
Worksheet time: 13mins
The deltoid is named for its
Number of origins
Shape
Direction of muscle fibers
Action of the muscle
This type of muscle has no striations, involuntary, and is tireless
Skeletal
Cardiac
Smooth
This type of muscle has striations and is involuntary
Skeletal
Cardiac
Smooth
This type of muscle is voluntary and has striations
Skeletal
Cardiac
Smooth
Binding sites on actin form cross-bridges with molecules of:
Troponin
ATP
Tropomyosin
Myosin
The outermost layer of connective tissue that covers the WHOLE muscle is called the
Perimysium
Epimysium
Endomysium
Sarcomysium
A tendon is:
cordlike tissue and connects muscles to bones
A broad sheet of dense connective tissue that connects muscles to muscles
cordlike tissue and connects bones to bones
A broad sheet of dense connective tissue that connects bones to bones
An aponeurosis is
cordlike tissue and connects muscles to bones
A broad sheet of dense connective tissue that connects muscles to muscles
cordlike tissue and connects bones to bones
A broad sheet of dense connective tissue that connects bones to bones
The reason we use "bicep" to describe a particular muscle is:
there are two areas in the body where biceps are found
there are two muscles in the body with the same characteristics
the muscles can move bilaterally
there are two tendons of origin
Which of the following is NOT a function of the muscular system?
Promotes growth
Movement
Maintains posture
Generates heat
Trapezius muscle is named based on the following criteria:
Shape
Location
Action
All of these are correct
These are the thick filaments that pull during muscle contraction:
Actin
Troponin
Myosin
Tropomyosin
Biceps femoris muscle is named based on the following criteria:
location only
number of origins and action
number of origins only
location and number of origins
Tendons connect __________ to _________ whereas ligaments connect ___________ to ____________.
Bone to bone; muscle to bone
Muscle to bone; bone to bone
Bone to bone; Muscle to muscle
Muscle to muscle; bone to muscle
Myofibrils are composed primarily of:
Myofilaments
Fascicles
Myofibers
Muscle cells
The thin filament that is being pulled in muscle contraction
Tropomyosin
Actin
Myosin
Troponin
The functional connection between a neuron and a skeletal muscle fiber is a
Synapse
Fascia
Dendrite
Crossbridge
Which of the following contains actin ONLY
H Band
M Line
I Band
Z Line
Which of the following contains myosin ONLY
H Band
M Line
I Band
Z Line
To produce horizontal wrinkles in the forehead which muscle is being used
Temporalis
Zygomaticus
Deltoid
Frontalis
In order for an active site on actin to be exposed for the cross-bridging binding, the presence of _______ is required
Potassium
Sodium
Calcium
Water
During muscle contraction, myosin crossbridges attach to which active sites?
Myosin
Actin
Thick Filaments
Troponin
The connective tissue layer that surrounds the fascicle is the:
Perimysium
Epimysium
Endomysium
Sarcomysium
The cell membrane of a muscle cell is called the
Sarcoplasmic Reticulum
Sarcomere
Sarcoplasm
Sarcolemma
The cytoplasm of a muscle cell is called the
Sarcoplasmic Reticulum
Sarcomere
Sarcoplasm
Sarcolemma
