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The muscles of the hamstring group include:
a. Biceps femoris, semitendinosus, adductor magnus
b. Semitendinosus, semimembranosus, biceps femoris
c. Biceps femoris, gracilis, adductor magnus
d. Semitendinosus, semimembranosus, gracilis
Semitendinisus, semimebranosus, biceps femoris
What are the two powerful hip flexors?
a. Iliacus and psoas major
b. Psoas major and gluteus maximus
c. Iliacus and psoas minor
d. Quadratus femoris and piriformis
Iliacus and psoas major
Tendons that form thick flattened sheets are called:
a. Ligaments
b. Muscles
c. Aponeuroses
d. Tendon sheath
Aponeuroses
All of the muscle fibers controlled by a single motor neuron constitute a:
a. Muscle spindle
b. Motor unit
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,c. Muscle tone
d. Muscle twitch
Motor unit
This muscle originates on the scapula and inserts on the mandible. Also known as the "shaving
muscle."
a. Masseter
b. Sternocleidomastoid
c. Digastric
d. Platysma
Platysma
All of the following properties are true of muscles except
A. Excitability
B. Elasticity
C. Extensibility
D. Pliability
Pliability
Skeletal muscle tissues perform the following functions except:
A. Produce skeletal movement
B. Maintain body temperature
C. Support soft tissue
D. Regulate digestive systems
Regulate digestive systems
The sliding filament theory contains all of the following except:
A. The width of the A band remains constant throughout the contraction
B. The Z lines move closer together
C. The H band gets larger
D. The zone of overlap gets larger
The H band gets bigger
What is the molecule that breaks down Acetylcholine?
AchE
All of the muscle fibers controlled by a single motor neuron make up a
Motor unit
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, Fast fibers are:
A. Have few mitochondria
B. Take 3 times as long to contract after stimulation
C. Uses aerobic metabolism
D. Has large glycogen reserves
E. A&D
F. B&C
A and D
Which of the following are properties of muscle tissue
a. Excitability and Extensibility
b. Contractility and Elasticity
c. All of the above
d. None of the above
All of the above
What is the ability to contract over a range of resting lengths?
a. Excitability
b. Contractility
c. Extensibility
d. Elasticity
Extensibility
All of the following are functions of skeletal muscle except:
a. Produce skeletal movement
b. Maintain body temperature
c. Maintain posture and body position
d. Regulates entering and exiting of materials
e. All of the above
All of the above
What surrounds each muscle fiber, bends each muscle fiber to its neighbor, and supports
capillaries that supply individual fibers?
a. Epimysium
b. Perimysium
c. Fascicle
d. Endomysium
Endomysium
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