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Jessica Feltner
Anatomy week 6
| Question | Answer |
|---|---|
| The individual muscle fibers are covered by a connective tissue membrane called the | endomysium |
| Identify the letter that indicates the Serratus anterior | A |
| The common tendon of the gastrocnemius and soleus is called the | calcaneal tendon |
| A muscle with fascicles that insert into only one side of the tendon is categorized as | unipennate |
| An example of a muscle with this type of fascicle arrangement is the orbicularis oris. | circular |
| The biceps brachii has this fascicle arrangement, which maximizes the range of motion possible | parallel |
| Identify the letter that indicates the Linea alba | B |
| The point of attachment that does not move when the muscle contracts is the | orgin |
| Identify the letter that indicates the Deltoid | B |
| The muscle fascicle arrangement for Orbicularis oris is best characterized as | circular |
| This arrangement of muscle fascicles tends to be triangular in shape. The Pectoralis major is an example of a muscle with this type of muscle fascicle arrangement | convergent |
| Identify the letter that indicates the Serratus anterior | E |
| Identify the letter that indicates the Sternocleidomastoid | A |
| Identify the letter that indicates the Zygomaticus major and minor | C |
| The fibrous connective tissue that surrounds the entire muscle and is outside the epimysium and tendon is called the | fascia |
| In addition to the Pectoralis major, another muscle that displays this pattern of fascicle arrangement is Latissimus dorsi | convergent |
| Muscles with this type of muscle fascicle arrangement are either fusiform or straplike in appearance | parallel |
| Identify the letter that indicates the Rectus abdominis. | C |
| The muscle that helps hold the scapula against the thorax and is useful in pushing or punching movements is the | serratus anterior |
| The continuous low level of sustained contraction maintained by all skeletal muscles is muscle | tone |
| Identify the letter that indicates the Orbicularis oris | D |
| The term _____ is used to describe a muscle that directly performs a specific movement | agonist |
| The innermost muscle of the abdominal wall is the | transverse abdominis |
| Muscles that move the wrist, hand, and fingers can be | extrinsic or intrinsic |
| A muscle with fascicles that insert into the tendon from both sides is categorized as | bipennate |
| The long axes of the fascicles run parallel to the long axis of the muscle is a description of this type of fascicle arrangement | parallel |
| Muscles that move the forearm include which of the following? | brachioradialis, pronator teres, biceps brachii |
| Identify the letter that indicates the Epicranial aponeurosis | A |
| Identify the letter that indicates the Masseter | E |
| The Sartorius muscle, a thin straplike muscle would have muscle fascicles arranged in | parallel |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Which of the following is true? | The knee is acting as a fulcrum |
| The prime mover can also be called the: | agonist |
| Which of the following is not a muscle of the quadriceps femoris group? | Biceps femoris |
| A muscle that assists with mastication is the: | masseter |
| The latissimus dorsi muscle is an example of a _____ muscle | convergent |
| A muscle is attached to the femur and tibia. Its function or action is to bend the knee. When it contracts, it is acting as the: | prime mover |
| Muscles located on the lower leg move the: | foot |
| Which of the following is not a posterior muscle that acts on the shoulder girdle? | Pectoralis minor |
| There are more than 600 muscles in the body | True |
| The muscle that allows the thumb to be drawn across the palm to touch the tip of any finger is the: | opponens pollicis |
| The muscle that extends and adducts the arm is the: | latissimus dorsi |
| The muscle that raises or lowers the shoulders or shrugs them is the | trapezius |
| Moving from superficial to deep, the connective tissue components would be: | epimysium, perimysium, endomysium |
| Another name for a skeletal muscle cell is a(n): | muscle fiber |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? | Rectus, Femoris |
| Which of the following is not a muscle that moves the foot? | Sartorius |
| The muscle that flexes the semipronated or semisupinated forearm is the: | brachioradialis |
| Skeletal muscles constitute approximately ____ of our body weight. | 50% |
| In pushing (pressing) a weight from shoulder height to above the head, which of the following muscles is least utilized? | Biceps brachii |
| Which of the following is not a muscle that moves the thigh? | Sacrospinalis |
| The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor |
| The Achilles tendon is common to both the gastrocnemius and the soleus. | True |
| Muscles that move the upper arm originate on the: | clavicle and scapula |
| The sternocleidomastoid muscle is an example of a muscle named for its: | points of attachment |
| Which of the following muscles has fibers on a transverse plane | Transverse abdominis |
| Muscles may be named according to: | function, direction of biers, points of attachment |
| The action of the brachialis muscle is to _____ the forearm | flex |
| The flexor muscles that move the fingers are mostly located on the: | anterior medial surface of the forearm |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? | Flexor |
| Muscles that contract at the same time as the prime mover are called: | synergists, fixators |
| When an athlete injures a muscle of the hamstring group, the injury is on the | posterior thigh |
| The covering of individual muscle fibers is the: | endomysium |
| Which of the following statements about the muscles of the head is incorrect? | The splenius capitis muscle is sometimes called the prayer muscle because it causes the head to bow |
| Groups of skeletal muscle fibers are bond together by a connective tissue envelope called the: | perimysium |
| Which of the following statements is incorrect? | All of the above are correct |
| Which of the following statements about the muscles of the thorax is incorrect? | When the diaphragm contracts, it decreases the volume of the thoracic cavity and expels air from the lungs |
| The soleus muscle is an example of a _____ muscle | pennate |
| The posterior arm muscle that extends the forearm is the: | triceps brachii |
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jfeltner91
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