Lab Q2

E. a thickened fibrous band of fascia

What is a retinaculum? A. A flat band of muscle B. A wide aponeurosis C. A sliding tendon D. An area where several muscles converge E. A thickened fibrous band of fascia

C. rotation of the trunk

What is an action of the external abdominal oblique muscle? A. Abduction of trunk B. Adduction of the trunk C. Rotation of the trunk D. Extension of trunk

C. muscles of facial expression

Which muscles arise from the skull and often attach to the skin? A. Muscles of mastication B. Masseter C. Muscles of facial expression

E. biceps femoris

Of the muscles listed, the only one that inserts on the head of the fibula is the A. Gluteus maximus B. Tensor fasciae latae C. Semimembranosus D. Semitendinosus E. Biceps femoris

A. gracilis

Of these muscles, the one not involved in extending the leg is the A. Gracilis B. Rectus femoris C. Vastus lateralis D. Vastus medialis E. Vastus intermedius

D. gluteus maximus

One of the largest muscles in the body and the one most responsible for extending and laterally rotating the thigh is the A. Sartorius B. Tensor fasciae latae C. Pectineus D. Gluteus maximus E. Gracilis

A. rectus abdominis

The most medial of the abdominal muscles are the _________ muscles. A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique

C. quadriceps femoris

The most powerful muscle in the body is the A. Gluteus medius B. Gluteus maximus C. Quadriceps femoris D. Biceps femoris E. Sartorius

C. platysma

The muscle that causes the look of fear by tensing the skin of the neck is the A. Buccinator B. Orbicularis oris C. Platysma

B. buccinator

The muscle that compresses the cheek against the teeth when we chew is the A. masseter. B. buccinator. C. orbicularis oris. D. mentalis.

F. buccinator

The muscle that compresses the cheek against the teeth when we chew is the E. masseter. F. buccinator. G. orbicularis oris. H. mentalis.

D. diaphragm

The muscle that forms a partition between the thoracic and abdominal cavities is the A. External oblique B. Internal oblique C. Internal intercostal D. Diaphragm E. Transversus abdominis

B. sternocloidmastoid

The muscle that has its insertion on the mastoid process and has a bilateral action of flexing the neck is the A. splenius capitis. B. sternocleidomastoid. C. middle scalene.

B. rhomboid major

This figure shows the muscles of the posterior trunk. What muscle does number 2 indicate? A. Trapezius B. Rhomboid major C. Latissimus dorsi D. Infraspinatus E. Supraspinatus

D. infraspinatus

This figure shows the muscles of the posterior trunk. What muscle does number 3 indicate? A. Trapezius B. Rhomboid major C. Latissimus dorsi D. Infraspinatus E. Supraspinatus

B. sternocleidomastoid

This muscle has its origin on the manubrium and sternal end of the clavicle and its insertion on the mastoid process. A. Masseter B. Sternocleidomastoid C. Temporalis

B. muscles of mastication

Which muscles help us in the initial breakdown of food? A. Eye muscles B. Muscles of mastication C. Muscles that move the tongue D. Muscles of facial expression

E. none of these choices is correct

Which of the abdominal muscles aids in (normal) respiration? A. Rectus abdominis B. Transverus abdominis C. Internal oblique D. External oblique E. None of these choices is correct

A. rectus abdominis

Which of the abdominal muscles does not insert on the linea alba? A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique E. No exceptions; all choices insert on the linea alba

D. external oblique

Which of the abdominal muscles has its fibers running in an inferomedial direction? A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique E. None of these choices is correct

False

As the diaphragm contracts, the vertical dimensions of the thoracic cavity are decreased True or False

B. infraspinatus

55. What is the muscle indicated by the star in this image? A. Brachialis B. Infraspinatus C. Teres minor D. Supraspinatus E. Teres major

True

A condition in which a portion of the viscera protrudes through a weakened point of the muscular wall of the abdominopelvic cavity is known as a hernia. True or False

E. Buccinator

A nursing baby is using what muscle? A. Masseter B. Platysma E. Buccinator

B. triceps brachii

All of the muscles that move the glenohumeral joint insert somewhere on the humerus, except one. Which one? A. Coracobrachialis B. Triceps brachii C. Latissimus dorsi D. Pectoralis major E. Supraspinatus

C. supraspinatus

All of these muscles, except one, adduct the arm. Select the exception. A. Infraspinatus B. Teres minor C. Supraspinatus D. Coracobrachialis E. Triceps brachii

A. pectoralis major

All of these muscles, except one, have their origin on the scapula. Select the exception. A. Pectoralis major B. Coracobrachialis C. Triceps brachii D. Subscapularis E. Infraspinatus

False

Anterior muscles of the hip joint extend the thigh. True or False

A. axial muscles

Collectively, these muscles support and position the head, vertebral column, and thoracic cage. They also control movements associated with respiration and form part of the floor of the pelvic cavity. A. Axial muscles B. Appendicular muscles

E. ankle, foot, and toes

Crural muscles are those that move the A. Vertebral column B. Hip C. Thigh D. Lower leg E. Ankle, foot, and toes

A. contracts B. venous C. compresses D. increase

Fill in the blank/match with the correct word A. During inspiration, the diaphragm ___________. B. The diaphragm helps return ___________ blood to the heart from the inferior half of the body. C. When the diaphragm contracts, it ________________ the abdominal cavity. D. When the diaphragm contracts, the vertical dimensions of the thoracic cavity ___________. .

A. insertions B. origin C. contracting D. proximally, distally E. aponeuroses, tendons

Fill in the blanks or complete each sentence with its appropriate word A. In order to produce movement, muscles must be attached to two different points called the origins and ____________. B. When a muscle contracts, its ________ is defined as the attachment to the bone that will not move. C. Insertions are the bony points of attachment that move while the muscle is ____________. D. In the appendicular skeleton, muscles originate _________ and insert ___________. E. Origins and insertions can attach directly to bone or via dense regular connective tissue sheets referred to as __________ or via ropelike cords called __________.

D. teres major

Four muscles are referred to as rotator cuff muscles. Select the exception. A. Subscapularis B. Supraspinatus C. Infraspinatus D. Teres major E. Teres minor

A. 3 B. 2 C. 1

From superficial to deep, place the muscles of the abdominal wall in the correct order (1, 2, 3). A. Transversus abdominis B. Internal oblique C. External oblique

False

Hamstring muscles extend the thigh. True or False

D. your head would turn to the left

If you contract your right sternocleidomastoid muscle, what movement would you expect? A. Your chin would touch your chest B. Your head would turn to the right C. Your chin would point toward the ceiling D. Your head would turn to the left E. Your shoulders would shrug

C. soleus

If you were to remove the gastrocnemius muscle you would expose the A. Tibialis posterior B. Tibialis anterior C. Soleus D. Fibularis longus E. Flexor digitorum longus

False

In general, dorsal intrinsic muscles of the foot result in extension of the toes while plantar muscles flex the toes. True or False

True

Infection with Clostridium tetani blocks the release of an inhibitory neurotransmitter called glycine in the spinal cord, while infection with Clostridium botulinum bloks the rlease of acetylcholine (Ach). True or False

A. external oblique B. internal oblique C. transverse abdominis D. rectus abdominis

Insert the correct words into each sentence. A. The large superficial abdominal muscle that flexes the vertebral column and compresses the abdominal wall is the ______________. B. The middle muscle sheet that flexes the vertebral column and compresses the abdominal wall is the______________. C. The deepest of the muscle sheets that functions to flex the abdominal wall and the vertebral column is the __________________. D. The paired anterior and medial surface muscles that flex the vertebral column and compress the abdominal wall are the _________________.

B. os coxae

Most muscles that move the thigh originate on the A. Iliotibial tract B. Os coxae C. Sacrum D. Head of the femur E. Linea alba

True

Most of the posterior compartment muscles of the forearm are extensors of the wrist and fingers True or False

D. axial skeleton and insert on the humerus

Muscles of the pectoral girdle originate on the A. Clavicle and scapula and insert on the axial skeleton B. Humerus and insert on the axial skeleton C. Axial skeleton and insert on the humerus D. Axial skeleton and insert on the clavicle and scapula E. Humerus and insert on the clavicle and scapula

B. thigh

Muscles that move the knee joint are collectively referred to as __________ muscles. A. Leg B. Thigh C. Hip D. Knee E. Calf

A. muscles that move the pelvic girdle

Muscles that move the pectoral girdle and upper limbs are organized into specific groups. Select the exception. A. Muscles that move the pelvic girdle B. Muscles that move the glenohumeral joint/arm C. Arm and forearm muscles that move the elbow joint/forearm D. Forearm muscles that move the wrist joint, hand, and fingers E. Intrinsic muscles of the hand

B. gluteus maximus

Of the muscles listed, the one not inserting on the quadriceps tendon is the A. Rectus femoris B. Gluteus maximus C. Vastus lateralis D. Vastus intermedius E. Vastus medialis

D. tibialis anterior

Of the muscles listed, the one not involved in flexing the leg is the A. Sartorius B. Gracilis C. Biceps femoris D. Tibialis anterior E. Semitendinosus

True

Tetanus is caused by Clostridium tetani, while Botulism is caused by Clostridium botulinum. True or False

F. causes all of the above

Tetanus: A. is a form of spastic paralysis caused by a bacterial toxin from C. tetani B. results in blocking of Glycine (a neurotransmitter) C. causes muscles to be overstimulated and excessively contracted. D. caused by spores of C. tetani, that are commonly spread in soil E. can be happening by C. tetani infecting wounds and circulating toxin to the nervous system. F. causes all of the above.

C. trapezius

The ________ is a large, flat, diamond-shaped muscle that extends from the skull and vertebral column to the pectoral girdle laterally. It depresses, retracts, or rotates the scapula. A. Supraspinatus B. Subscapularis C. Trapezius D. Serratus anterior E. Pectoralis minor

B. serratus anterior

The _________ is a large, saw-toothed, flat, fan-shaped muscle positioned between the ribs and the scapula. A. Tibialis anterior B. Serratus anterior C. Supraspinatus D. Pectoralis minor E. Trapezius

B. rectus abdominis

The abdominal muscle that extends vertically the entire length of the anteromedial abdominal wall and forms the traditional "six pack" is the A. transverse abdominis. B. rectus abdominis. C. external oblique. D. internal oblique.

C. external oblique

The abdominal wall muscle that forms the inguinal ligament is the A. transverse abdominis. B. rectus abdominis. C. external oblique. D. internal oblique

False

The anterior compartment of the forearm movers are primarily elbow extensors. True or False

B. transversus abdominis

The deepest of the abdominal muscles are the _________ muscles. A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique

E. all of these choices

The diaphragm is a muscle that aids A. Respiration B. Urination C. Defecation D. Childbirth E. All of these choices

True

The erector spinae muscles collectively are used to maintain posture and to stand erect. True or False

D. wrinkles the brow (forehead)

The frontal belly of the occipitofrontalis muscle causes what action? A. Sneering B. Smiling C. Flares the nostrils D. Wrinkles the brow (forehead) E. Frown

C. prevent tendons from bulging outward

The function of a retinaculum is to A. Protect underlying soft tissue B. Hold several muscles together C. Prevent tendons from bulging outward E. Flatten the bellies of converging muscles D. Serving as an insertion for a group of muscles

A. origin

The less movable attachment of a muscle is called its A. origin. B. insertion. C. fascicle. D. agonist.

A. sartorius

The longest muscle of the body is the A. Sartorius B. Gracilis C. Quadriceps femoris D. Biceps brachii E. Brachioradialis

A. diaphragm

The most important muscle associated with breathing is the A. Diaphragm B. External intercostal C. Masseter

False

The pectoralis major extends the arm while the latissimus dorsi flexes it. True or False

A. tibialis anterior

The primary dorsiflexor of the foot at the ankle is the A. Tibialis anterior B. Extensor hallucis longus C. Fibularis brevis D. Extensor digitorum longus E. Gracilis

B. triceps brachii

The prime extensor of the elbow joint is the A. Deltoid muscle B. Triceps brachii C. Biceps brachii D. Pectoralis minor E. Trapezius

B. biceps femoris

The quadriceps femoris has four heads. Select the exception. A. Rectus femoris B. Biceps femoris C. Vastus lateralis D. Vastus intermedius E. Vastus medialis

False

The quadriceps femoris is a composite muscle with four heads that work together to flex the leg. True or False

A. buccinator

There are four muscles of mastication. Select the exception. A. Buccinator B. Masseter C. Temporalis D. Lateral pterygoid E. Medial pterygoid

B. external intercostals

These muscles elevate the ribs and have their origin on the inferior border of the superior rib and their insertion on the superior border of the inferior rib. A. Internal intercostals B. External intercostals C. Transversus abdominis D. Diaphragm

B. gastrocnemius and soleus

These two muscles are known as the triceps surae and together are the most powerful plantar flexors of foot. A. Tibialis anterior B. Gastrocnemius and soleus C. Semimerbrannosus D. Biceps femoris

1. masseter 2. temporalis 3. buccinator 4. platysma 5.

This figure shows a lateral view of the muscles of facial expression. What muscles do numbers 1, 2, 3, 4, and 5 indicate?

A. tibialis anterior

This figure shows a lateral view of the right leg. What muscle does number 1 indicate? A. Tibialis anterior B. Gastrocnemius C. Soleus

C. soleus

This figure shows a lateral view of the right leg. What muscle does number 2 indicate? A. Tibialis anterior B. Gastrocnemius C. Soleus

C. vastus lateralis

This figure shows a lateral view of the right thigh. What muscle does number 1 indicate? A. Gluteus maximus B. Gracilis C. Vastus lateralis

B. semimembranosus

This figure shows a posterior view of the right thigh. What muscle does number 1 indicate? A. Semitendinosus B. Semimembranosus C. Biceps femoris D. Gluteus maximus

A. semitendinosus

This figure shows a posterior view of the right thigh. What muscle does number 2 indicate? A. Semitendinosus B. Semimembranosus C. Biceps femoris D. Gluteus maximus

B. gracilis

This figure shows an anterior view of the right thigh. What muscle does number 1 indicate? A. Gluteus maximus B. Gracilis C. Vastus lateralis

A. sartorius

This figure shows an anterior view of the right thigh. What muscle does number 1 indicate? A. Sartorius B. Gracilis C. Rectus femoris

C. coracobrachialis

This figure shows superficial and deep arm muscles. What muscle does number 2 indicate? A. Biceps brachii B. Triceps brachii C. Coracobrachialis

1. platysma 4. masseter 5. buccinator 6. orbicularis oris

This figure shows the muscles of facial expression. What muscle do numbers 1, 4, 5, and 6 indicate?

1. internal intercostals 2. external intercostal

This figure shows the muscles of respiration. What muscles are indicated by number 1 and 2?

1. transversus abdominis 2. rectus abdominis 3. linea alba

This figure shows the muscles of the abdominal wall. What muscles or features do numbers 1, 2, and 3 indicate?

1. trapezius 2. sternocleidomastoid

This figure shows the muscles of the anterior neck. What muscles do numbers 1 and 3 indicate?

A. pectoralis major

This figure shows the muscles of the anterior trunk. What muscle does number 1 indicate? A. Pectoralis major B. Deltoid C. Latissimus dorsi D. Biceps brachii E. Pectoralis minor

B. deltoid

This figure shows the muscles of the anterior trunk. What muscle does number 2 indicate? A. Pectoralis major B. Deltoid C. Latissimus dorsi D. Biceps brachii E. Pectoralis minor

E. pectoralis major

This figure shows the muscles of the anterior trunk. What muscle does number 3 indicate? A. Pectoralis major B. Deltoid C. Latissimus dorsi D. Biceps brachii E. Pectoralis minor

A. trapezius

This figure shows the muscles of the posterior trunk. What muscle does number 1 indicate? A. Trapezius B. Rhomboid major C. Latissimus dorsi D. Infraspinatus E. Supraspinatus

C. a flat sheet of connective tissue used for muscle insertion

What is an aponeurosis? A. A round tendon-like structure attaching muscle to bone B. A fibrous, perpendicular insertion between successive sheets or blocks of muscle C. A flat sheet of connective tissue used for muscle insertion D. A thin layer of muscle used to attach two other muscles together E. A narrow, vertical, fibrous strip used to attach muscle sheaths of the left and right rectus abdominis

E. a narrow, vertical, fibrous strip used to attach muscle sheaths of the left and right rectus abdominis

What is the linea alba? A. A round tendon-like structure attaching muscle to bone B. A fibrous, perpendicular insertion between successive sheets or blocks of muscle C. A flat sheet of connective tissue used for muscle insertion D. A thin layer of muscle used to attach two other muscles together E. A narrow, vertical, fibrous strip used to attach muscle sheaths of the left and right rectus abdominis

D. clavicle and scapula

What is the origin of the muscle indicated by the box? A. Deltoid tuberosity B. Olecranon process C. Trochlea and capitulum of humerus D. Clavicle and scapula E. Radial tuberosity

D. clavicle and scapula

What is the origin of the muscle? A. Deltoid tuberosity B. Olecranon process C. Trochlea and capitulum of humerus D. Clavicle and scapula E. Radial tuberosity

B. latissimus dorsi

What muscle is known as the "swimmer's muscle"? A. Deltoid B. Latissimus dorsi C. Trapezius D. Coracobrachialis E. Triceps brachii

B. gastrocnemius and soleus

What two muscles insert on the calcaneal tendon? A. Semimerbrannosus B. Gastrocnemius and soleus C. Flexor digitorum longus and flexor hallucis longus D. Peroneus (fibularis) longus

D. diaphragm

When contracted, this muscle causes expansion of the thoracic cavity and increases pressure in the abdominopelvic cavity. Its insertion is on a central tendon. A. Internal intercostals B. External intercostals C. Sternocleidomastoid D. Diaphragm

C. rectus femoris

Which is not one of the hamstring muscles? A. Biceps femoris B. Semimembranosus C. Rectus femoris D. Semitendinosus

E. occipitofrontalis

Which muscle does not move the mandible? A. Temporalis B. Masseter C. Lateral pterygoid D. Medial pterygoid E. Occipitofrontalis

B. masseter

Which muscle elevates and protracts the mandible A. Temporalis B. Masseter

A. temporalis

Which muscle elevates and retracts the mandible A. Temporalis B. Masseter

A. rectus abdominis

Which muscle forms the traditional "six-pack" of a well-toned abdominal wall? A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique

D. tibialis anterior

Which muscle is not involved in plantar flexing the foot? A. Fibularis longus B. Gastrocnemius C. Soleus D. Tibialis anterior

E. supraspinatus

Which muscle is the one most commonly damaged in a rotator cuff injury? A. Subscapularis B. Teres major C. Teres minor D. Infraspinatus E. Supraspinatus

A. rectus abdominis

Which of the abdominal muscles has its origin on the superior surface of the pubis? A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique E. None of these choices is correct

A. rectus abdominis

Which of the abdominal muscles inserts on the xiphoid process of the sternum? A. Rectus abdominis B. Transversus abdominis C. Internal oblique D. External oblique E. None of these choices is correct

D. quadriceps femoris

With three seconds left on the clock, Mia breaks free and scores the winning goal. Of the muscles listed, select the one with the primary action in extending the leg for kicking. A. Biceps femoris B. Semimembranosus C. Sartorius D. Quadriceps femoris E. Tensor fasciae latae

A. orbicularis oris

Your favorite niece just gave you a kiss. What muscle did she use? A. Orbicularis oris B. Masseter C. Buccinator