Question 1

What muscle is indicated by line B?

Accepted Answer

Triceps br

Question 2

Muscles that insert via the calcaneal tendon do NOT include:

Accepted Answer

A)  plantaris 
B)  gastrocnemius. 
C)  tibialis posterior 
D)  soleus. 
A)  plantaris 
B)  gastrocnemius. 
C)  tibialis posterior 
D)  soleus.

Question 3

The muscle indicated by line G

Accepted Answer

A)  depresses the scapula 
B)  abducts the sapula 
C)  inserts on the lateral border 
D)  is innervated by the dorsal scapular nerve 
E)  is the swimmer's muscle 
A)  depresses the scapula 
B)  abducts the sapula 
C)  inserts on the lateral border 
D)  is innervated by the dorsal scapular nerve 
E)  is the swimmer's muscle

Question 4

Whereas superficial flexors in the anterior compartment of the forearm originate from the _____ epicondyle of the humerus, the superficial extensors in the posterior compartment of the forearm originate from the _____ epicondyle of the humerus.

Accepted Answer

A)  lateral; medial 
B)  lateral; lateral 
C)  medial; lateral 
D)  medial; medial 
A)  lateral; medial 
B)  lateral; lateral 
C)  medial; lateral 
D)  medial; medial

Question 5

Tibialis anterior and tibialis posterior muscles both invert the foot.

Accepted Answer

A) True 
 B)False

Question 6

The extensor digitorum extends the phalanges. The extensor digiti minimi extends the distal phalanges only.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The second statement is true; the first is false. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The second statement is true; the first is false.

Question 7

Which of the muscles of the pelvic floor constricts the anus, urethra, and vagina?

Accepted Answer

A)  pubococcygeus 
B)  iliococcygeus 
C)  coccygeus 
D)  both pubococcygeus and iliococcygeus 
A)  pubococcygeus 
B)  iliococcygeus 
C)  coccygeus 
D)  both pubococcygeus and iliococcygeus

Question 8

Muscles that extend the forearm are located on the _____ surface of the _____.

Accepted Answer

The answer of Muscles that extend the forearm are located...

Question 9

Ordinarily, the insertion of a muscle: 
1) in a limb is proximal to the origin.
2) does not move when the muscle contracts.
3) is the movable point of attachment of a muscle.
4) attaches a muscle to a bone or skin.

Accepted Answer

A)  1, 2, 3, 4 
B)  1, 2, 4 only 
C)  1, 3 only 
D)  3, 4 only 
A)  1, 2, 3, 4 
B)  1, 2, 4 only 
C)  1, 3 only 
D)  3, 4 only

Question 10

The rectus sheath and linea alba are formed by the aponeuroses of the external obliques, internal obliques, and transversus abdominis muscles.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following pairs of terms does not correctly match muscle with innervation?

Accepted Answer

A)  subclavius; subclavian nerve 
B)  rhomboid major; dorsal scapular nerve 
C)  serratus anterior; long thoracic nerve 
D)  trapezius; median pectoral nerve 
A)  subclavius; subclavian nerve 
B)  rhomboid major; dorsal scapular nerve 
C)  serratus anterior; long thoracic nerve 
D)  trapezius; median pectoral nerve

Question 12

The _____ muscle of the larynx acts as a sphincter to control the size of the inlet of the larynx.

Accepted Answer

The answer of The _____ muscle of the larynx acts...

Question 13

The perineum consists of an anterior _____ triangle and a posterior _____ triangle.

Accepted Answer

A)  anal; urogenital 
B)  urinary; genital 
C)  urogenital; anal 
D)  genital; urinary 
A)  anal; urogenital 
B)  urinary; genital 
C)  urogenital; anal 
D)  genital; urinary

Question 14

The greater tubercle of the humerus is the point of insertion of which of the following muscles?

Accepted Answer

A)  infraspinatus 
B)  deltoid 
C)  subscapularis 
D)  coracobrachialis 
A)  infraspinatus 
B)  deltoid 
C)  subscapularis 
D)  coracobrachialis

Question 15

The fibers of the external oblique muscle are directed inferiorly and _____.

Accepted Answer

The answer of The fibers of the external oblique muscle...

Question 16

List the muscles that act on the mandible to open the mouth and those that act on the mandible to close the mouth. Which set of muscles is more forceful? Why?

Accepted Answer

Masseter, temporalis, and medial pterygo

Question 17

The erector spinae is a group of muscles of the back, including which three of the following groups? 
1) iliocostalis
2) spinalis
3) segmental
4) longissimus
5) scalene

Accepted Answer

A)  1, 2, 3 
B)  1, 2, 4 
C)  2, 3, 5 
D)  1, 4, 5 
A)  1, 2, 3 
B)  1, 2, 4 
C)  2, 3, 5 
D)  1, 4, 5

Question 18

The flexor carpi _____ flexes and adducts the wrist.

Accepted Answer

The answer of The flexor carpi _____ flexes and adducts...

Question 19

The central portion of the diaphragm is an aponeurosis that serves as the tendon of insertion for the diaphragm. The tendon is called:

Accepted Answer

A)  linea alba. 
B)  central tendon. 
C)  intermediate tendon. 
D)  rectus sheath. 
A)  linea alba. 
B)  central tendon. 
C)  intermediate tendon. 
D)  rectus sheath.

Question 20

The muscle that acts on your left eyeball to move it as you read this line is the _____.

Accepted Answer

The answer of The muscle that acts on your left...

Exam 11: The Muscular System

What muscle is indicated by line B?

Muscles that insert via the calcaneal tendon do NOT include:

The muscle indicated by line G

Whereas superficial flexors in the anterior compartment of the forearm originate from the _____ epicondyle of the humerus, the superficial extensors in the posterior compartment of the forearm originate from the _____ epicondyle of the humerus.

Tibialis anterior and tibialis posterior muscles both invert the foot.

The extensor digitorum extends the phalanges. The extensor digiti minimi extends the distal phalanges only.

Which of the muscles of the pelvic floor constricts the anus, urethra, and vagina?

Muscles that extend the forearm are located on the _____ surface of the _____.

Ordinarily, the insertion of a muscle: 1) in a limb is proximal to the origin. 2) does not move when the muscle contracts. 3) is the movable point of attachment of a muscle. 4) attaches a muscle to a bone or skin.

The rectus sheath and linea alba are formed by the aponeuroses of the external obliques, internal obliques, and transversus abdominis muscles.

Which of the following pairs of terms does not correctly match muscle with innervation?

The _____ muscle of the larynx acts as a sphincter to control the size of the inlet of the larynx.

The perineum consists of an anterior _____ triangle and a posterior _____ triangle.

The greater tubercle of the humerus is the point of insertion of which of the following muscles?

The fibers of the external oblique muscle are directed inferiorly and _____.

List the muscles that act on the mandible to open the mouth and those that act on the mandible to close the mouth. Which set of muscles is more forceful? Why?

The erector spinae is a group of muscles of the back, including which three of the following groups? 1) iliocostalis 2) spinalis 3) segmental 4) longissimus 5) scalene

The flexor carpi _____ flexes and adducts the wrist.

The central portion of the diaphragm is an aponeurosis that serves as the tendon of insertion for the diaphragm. The tendon is called:

The muscle that acts on your left eyeball to move it as you read this line is the _____.

An Introduction to the Human Body

Cells

Tissues

Development

The Integumentary System

Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscular Tissue

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic Lymphoid System and Immunity

Nervous Tissue

The Spinal Cord and the Spinal Nerves

The Brain and the Cranial Nerves

The Autonomic Nervous System

Somatic Senses and Motor Control

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

Filters

Whereas superficial flexors in the anterior compartment of the forearm originate from the _ epicondyle of the humerus, the superficial extensors in the posterior compartment of the forearm originate from the _ epicondyle of the humerus.

Muscles that extend the forearm are located on the _ surface of the _.

The perineum consists of an anterior _ triangle and a posterior _ triangle.