STUDY FINAL CHAPTER 11

The muscle that serves as the "prime mover" during a movement is called the

AGONIST

A lever is acted on at two different points by two different forces which are called the

EFFORT AND LOAD

Motion will occur in a muscle when the -----supplied exceeds the -----

EFFORT, LOAD

Which of the following muscles is used to flex and abduct the hand at the wrist joint?

FLEXOR CARPI RADIALIS

Based on its name, which of the following best describes characterisitcs of the biceps femoris muscle?

HAS TWO ORIGINS AND FOUND IN THE UPPER LEG

Protrusion of an organ through a structure that normally contains it is referred to as a

HERNIA

Most muscles cross at least one

JOINT

A muscle that raises or elevates a body part is called a

LEVATOR

Which of the following is a muscle that moves the mandible?

MASSETER

The attachment of a muscles tendon to the stationary bone is called the ------; the attachment of the muscles other tendon to the movable bone is called the -------.

ORIGIN, INSERTION

Which of the following is NOT a common arrangement of muscle fascicles?

OVAL

This deep fascia of the foot extends from the calcaneus to the phalanges of the toes and often becomes inflamed in "painful heel syndrome"

PLANTAR APONEUROSIS

A muscle that decreases the size of an opening is a

SPHINCTER

A condition where the two eyeballs are not properly aligned is referred to as

STRABISMUS

This type of muscle works by stabilizing the origin of the agonist so that it can act more efficiently

SYNERGIST

Which of the following is NOT a characteristic commonly used to name skeletal muscles?

THICKNESS OF FIBERS

This type of fascicle arrangement has the fascicles spread over a broad area and converges at a thick central tendon

TRIANGULAR

A muscle that has three origins is called a

TRICEPS

The infraspinatus muscle is a muscle that moves the

UPPER ARM