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Anatomy
Week 6 Chapter 15 & 16
Question | Answer |
---|---|
The fibrous connective tissue that surrounds the entire muscle and is outside the epimysium and tendon is called the | fascia |
Identify the letter that indicates the Orbicularis oris. | D |
The muscle that helps hold the scapula against the thorax and is useful in pushing or punching movements is the | serratus anterior |
Identify the letter that indicates the Linea alba. | B |
Muscles that move the forearm include which of the following? | brachioradialis, pronator teres, biceps brachii |
The individual muscle fibers are covered by a connective tissue membrane called the | endomysium |
Identify the letter that indicates the Rectus abdominis. | C |
Identify the letter that indicates the Deltoid. | B |
Identify the letter that indicates the Sternocleidomastoid. | A |
A muscle with fascicles that insert into the tendon from both sidesis categorized as | bipennate |
The Sartorius muscle, a thin straplike muscle would have muscle fascicles arranged in | parallel |
The point of attachment that does not move when the muscle contracts is the | origin |
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 |
In addition to the Pectoralis major, another muscle that displays this pattern of fascicle arrangement is Latissimus dorsi. | convergent |
The term _____ is used to describe a muscle that directly performs a specific movement. | agonist |
Muscles that move the wrist, hand, and fingers can be | extrinsic or intrinsic. |
A muscle with fascicles that insert into only one side of the tendon is categorized as | unipennate |
Identify the letter that indicates the Zygomaticus major and minor. | C |
The continuous low level of sustained contraction maintained by all skeletal muscles is muscle | tone |
The biceps brachii has this fascicle arrangement, which maximizes the range of motion possible. | parallel |
The common tendon of the gastrocnemius and soleus is called the | calcaneal tendon. |
Identify the letter that indicates the Masseter. | E |
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 |
Identify the letter that indicates the Epicranial aponeurosis. | A |
The muscle fascicle arrangement for Orbicularis oris is best characterized as | circular |
Muscles with this type of muscle fascicle arrangement are either fusiform or straplike in appearance. | parallel |
An example of a muscle with this type of fascicle arrangement is the orbicularis oris. | circular |
The innermost muscle of the abdominal wall is the | transverse abdominis. |
Identify the letter that indicates the Serratus anterior. | E |
Identify the letter that indicates the Serratus anterior. | A |
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 |
The muscle that raises or lowers the shoulders or shrugs them is the: | trapezius. |
Which of the following statements is incorrect? | The origin of the muscle is attached to the bone that does not move. The insertion of the muscle is attached to the bone that moves. When the muscle contracts, the insertion moves toward the origin. |
There are more than 600 muscles in the body. | TRUE |
Which of the following is not a muscle that moves the foot? | Sartorius |
Which of the following body systems assists the muscles in maintaining posture? | Digestive, Endocrine, Excretory |
The soleus muscle is an example of a _____ muscle. | pennate |
The muscle that flexes the semipronated or semisupinated forearm is the: | brachioradialis. |
Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: | perimysium |
Which of the following muscles does not move the upper arm? | Trapezius |
A muscle that assists with mastication is the: | masseter |
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 pectoralis major muscle is an example of a _____ muscle. | convergent |
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 and Femoris |
Which of the following is not a posterior muscle that acts on the shoulder girdle? | Pectoralis minor |
The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor. |
The covering of individual muscle fibers is the: | endomysium. |
The muscle that allows the thumb to be drawn across the palm to touch the tip of any finger is the: | opponens pollicis. |
Which of the following is not a group of pennate muscles? | Tripennate |
The sternocleidomastoid muscle is an example of a muscle named for its: | points of attachment. |
Skeletal muscles constitute approximately ____ of our body weight. | 50% |
Muscles located on the lower leg move the: | foot |
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. |
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 muscle that extends and adducts the arm is the: | latissimus dorsi. |
Another name for a skeletal muscle cell is a(n): | muscle fiber. |
Another name for a sphincter muscle is a _____ muscle. | circular |
The Achilles tendon is common to both the gastrocnemius and the soleus. | TRUE |
The teres major and teres minor muscles move the: | arm |
Which of the following is not a muscle that moves the thigh? | Sacrospinalis |
Which of the following muscles has fibers on a transverse plane? | Transverse abdominis |
Which of the following is not a muscle of the quadriceps femoris group? | Biceps femoris |
Muscles that move the upper arm originate on the: | clavicle and scapula. |
When an athlete injures a muscle of the hamstring group, the injury is on the: | posterior thigh. |
The latissimus dorsi muscle is an example of a _____ muscle. | spiral |
The action of the brachialis muscle is to _____ the forearm. | flex |
The most common type of lever in the body is a _____-class lever. | third |
The prime mover can also be called the: | agonist |
In pushing (pressing) a weight from shoulder height to above the head, which of the following muscles is least utilized? | Biceps brachii |