Muscles and Joints VB Quizzes
In elbow flexion, the biceps brachii is the __________ and the triceps brachii is the __________
agonist, antagonist
Ball-and-socket joints allow for movement along __________.
all axes
Osteoarthritis is caused primarily by:
degeneration of articular cartilage
When breathing normally (not forced), which of the following muscles are you using?
diaphragm
Muscles in the anterior compartment of the thigh __________ the knee, and muscles in the posterior compartment of the thigh __________ the knee
extend, flex
The __________ muscles are located on the posterior side of the forearm.
extensor
Contraction of the abdominal muscles results in
flexion of the vertebral column
Which motions are allowed by the wrist joint?
flexion, extension, and circumduction
Which muscles contract to produce the main effort required to stand on your toes?
gastrocnemius
The Achilles or calcaneal tendon is the common tendon of insertion for which muscles?
gastrocnemius and soleus
Which of the following is an example of a gliding joint?
intervertebral joint
Which muscles are not prime movers of back extension
latissimus dorsi muscles
Which of the following actions is an example of a first-class lever?
lifting the chin
The points at which the tendons of a skeletal muscle attach to two articulating bones are called the __________.
origin and insertion
Which is a prime mover of the humerus?
pectoralis major
The joint between the axis and atlas that allows for rotation of the head is which kind of joint?
pivot
The purpose of articular cartilage is to:
prevent the contact of articulating bone surfaces
When the biceps brachii contract, which bone is pulled upward?
radius
The joint between the metacarpal bone of the thumb and the carpus is what type of joint?
saddle
Which of the following are paired and opposing muscle actions?
supination, pronation
The distal joint between the tibia and fibula is an example of a:
syndesmosis
Which of the following would not be considered a fibrous joint?
the pubic symphysis
Which of the following characteristics is unique to synovial joints?
they contain joint cavities
When you lift your chin when nodding, which muscles are contracting
upper back muscles
Which of the following is not a muscle of mastication
zygomaticus major