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The most common lever systems in the body are those that have the applied force between the fulcrum and the resistance. These are called __________ levers.
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A muscle that assists the muscle primarily responsible for a given action is a(n) __________.
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| Question | Answer |
|---|---|
| The most common lever systems in the body are those that have the applied force between the fulcrum and the resistance. These are called __________ levers. | third-class |
| A muscle that assists the muscle primarily responsible for a given action is a(n) __________. | synergist |
| A muscle that is inserted on the mandible is probably involved in __________. | chewing |
| A muscle whose name ends in the suffix -glossus would be found attached to the __________. | tongue |
| Damage to which of the following muscles would hinder inspiration? | external intercostals |
| During abdominal surgery, the surgeon makes a cut through the muscle directly to the right of the linea alba. The muscle that is being cut is the __________. | rectus abdominis |
| Each of the following terms describes a muscle's action EXCEPT __________. | trapezius |
| Each of the following terms is used to describe the shape of a muscle EXCEPT __________. | pollicis |
| Straight muscles, with fibers that run parallel to an imaginary line such as the long axis of the body, are called __________. | rectus |
| The muscular wall of the abdomen is composed of __________. | external oblique and rectus muscles |
| The major abductor muscle of the upper arm is the __________. | deltoid |
| The attachment site of a muscle’s tendon to the more-movable bone is called the __________. | insertion |
| Names of muscles can indicate all of the following EXCEPT __________. | myofibril composition of the muscle |
| The deltoid is a muscle named according to __________. | its shape |
| The extensor digitorum muscle is an example of a __________ muscle. | pennate |
| Which of the following statements about second-class levers is correct? | Second-class levers have great strength but are slow and have little range of motion. |
| Which of the following muscles of the face is NOT innervated by the facial nerve? | masseter |
| The __________ nerve innervates all of the extrinsic tongue muscles. | hypoglossal |
| Which of the following muscles divides the neck into two triangles? | the sternocleidomastoid |
| Which of the following muscles aids inspiration by lifting the first two ribs? | the scalenes |
| Which muscle flexes and rotates the lumbar region of the vertebral column? | rectus abdominis |
| Which of the following is NOT a rotator cuff muscle? | deltoid |
| The __________ assists the triceps brachii in forearm extension. | anconeus |
| Which of the following adducts the fingers and wrist? | flexor carpi ulnaris |
| The prime mover for flexion of the thigh is the __________ muscle. | iliopsoas |
| The obturator nerve supplies all of the following muscles EXCEPT the __________. | sartorius |
| Which of the following muscles is a common site for injections in infants who have poorly formed buttocks? | vastus lateralis |
| All of the following muscles are innervated by the sciatic nerve EXCEPT the __________. | quadratus femoris |
| The __________ is the prime mover of dorsiflexion of the foot. | tibialis anterior |
| Shin splints are caused by __________. | inflammation of the tibialis anterior |
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