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