DAA Exam Questions and Correct Answers (100%
COMPLETE ANSWERS) ALREADY GRADED A+ | 100%
satisfaction guaranteed
Occipital (post-otic) myotomes will become which of the following adult structures? - ANSWER-muscles
of the tongue
The muscles of the body wall and limb muscles (hypaxial muscles) are innervated by which of the
following? - ANSWER-the ventral ramus of a spinal nerve
Which of the following are derivatives of the splanchnic mesoderm of the lateral plate?
Cardiac Muscle
Skeletal Muscles of the Abdominal Wall
Smooth Muscle of blood vessels
Skeletal Muscle of the thorax - ANSWER-Cardiac muscle
(Skeletal Muscles of the Abdominal Wall-Hypaxial M
Smooth Muscle of blood vessels- somatic
Skeletal Muscle of the thorax- Hypaxial)
Hypaxial is Trunk and limbs NOT BACK
Somites are derived from which of the following structures?
lateral plate mesoderm
intermediate mesoderm
ectoderm
paraxial mesoderm - ANSWER-paraxial mesoderm
,Note the primary location of the scalene muscles. Which of the following is the best choice that would
identify the structures from which the scalene muscles are derived? - ANSWER-Cervical myotomes
Which of the following is the best choice that identifies the myotomes from which many of the flexor
muscles of the upper limb are derived? - ANSWER-Thoracic myotomes
Which of the following statements regarding torticollis is false?
It involves the sternocleidomastoid muscle.
There is only a congenital form of torticollis.
Torticollis can also be known as "Wryneck".
Patients can present with a head tilt and slight rotation of the head. - ANSWER-There is only a congenital
form of torticollis. FALSE
TRUE
It involves the sternocleidomastoid muscle.
Torticollis can also be known as "Wryneck".
Patients can present with a head tilt and slight rotation of the head.
Which of the following are derivatives of the somatic mesoderm of the lateral plate? - ANSWER-Smooth
muscle of blood vessels
,Unilaterally contracting the right sternocleidomastoid muscle would create which of the following
actions? - ANSWER-rotation of the head to the left
The deep/intrinsic (epaxial) muscles of the back are innervated by which of the following? - ANSWER-the
dorsal ramus of a spinal nerve
Unilaterally contracting the left sternocleidomastoid muscle would create which of the following
actions? - ANSWER-rotation of the head to the right
The extrinsic eye muscle that is innervated by cranial nerve (CN) VI, the abducens nerve, is the
_________ rectus muscle. - ANSWER-lateral
Which of the following are considered part of the muscles of mastication group? (MARK ALL CORRECT
ANSWERS)
Masseter
Temporalis
The medial and lateral pterygoid muscles
Platysma - ANSWER-the medial and lateral pterygoid muscles-grinding motion
temporalis-Jaw closure
masseter- jaw closure
(Platysma= tenses skin of neck)
Which of the following muscles originate from the coracoid process of the scapula? (MARK ALL CORRECT
ANSWERS) - ANSWER-coracobrachialis
short head of the biceps brachii
, Which of the following identifies the innervation of the brachialis muscle? - ANSWER-the
musculocutaneous nerve and the radial nerve
Which of the following muscles insert onto to the radial tuberosity? - ANSWER-biceps brachii
Which of the following muscles attach to the coracoid process of the scapula? (MARK ALL CORRECT
ANSWERS) - ANSWER-short head of the biceps brachii
pectoralis minor
coracobrachialis
The iliocostalis, longissimus, and spinals muscles collectively make up a group known as the ________
spinae group. - ANSWER-Erector
The rotatores muscles that originate from a transverse process, then insert onto a spinous process 1
vertebral segment immediately superior to its origin are the ________ rotatores. - ANSWER-Short
aka Brevis
Which of the following statements are true?
A.
The transversospinalis muscle group includes splenius capitis.
B.
The intermediate intrinsic back muscles include the erector spinae muscles.
C.
Intrinsic back muscles include the trapezius and latissimus dorsi muscles.
D.
Semispinalis capitis is considered a superficial intrinsic back muscle. - ANSWER-The intermediate
intrinsic back muscles include the erector spinae muscles.
COMPLETE ANSWERS) ALREADY GRADED A+ | 100%
satisfaction guaranteed
Occipital (post-otic) myotomes will become which of the following adult structures? - ANSWER-muscles
of the tongue
The muscles of the body wall and limb muscles (hypaxial muscles) are innervated by which of the
following? - ANSWER-the ventral ramus of a spinal nerve
Which of the following are derivatives of the splanchnic mesoderm of the lateral plate?
Cardiac Muscle
Skeletal Muscles of the Abdominal Wall
Smooth Muscle of blood vessels
Skeletal Muscle of the thorax - ANSWER-Cardiac muscle
(Skeletal Muscles of the Abdominal Wall-Hypaxial M
Smooth Muscle of blood vessels- somatic
Skeletal Muscle of the thorax- Hypaxial)
Hypaxial is Trunk and limbs NOT BACK
Somites are derived from which of the following structures?
lateral plate mesoderm
intermediate mesoderm
ectoderm
paraxial mesoderm - ANSWER-paraxial mesoderm
,Note the primary location of the scalene muscles. Which of the following is the best choice that would
identify the structures from which the scalene muscles are derived? - ANSWER-Cervical myotomes
Which of the following is the best choice that identifies the myotomes from which many of the flexor
muscles of the upper limb are derived? - ANSWER-Thoracic myotomes
Which of the following statements regarding torticollis is false?
It involves the sternocleidomastoid muscle.
There is only a congenital form of torticollis.
Torticollis can also be known as "Wryneck".
Patients can present with a head tilt and slight rotation of the head. - ANSWER-There is only a congenital
form of torticollis. FALSE
TRUE
It involves the sternocleidomastoid muscle.
Torticollis can also be known as "Wryneck".
Patients can present with a head tilt and slight rotation of the head.
Which of the following are derivatives of the somatic mesoderm of the lateral plate? - ANSWER-Smooth
muscle of blood vessels
,Unilaterally contracting the right sternocleidomastoid muscle would create which of the following
actions? - ANSWER-rotation of the head to the left
The deep/intrinsic (epaxial) muscles of the back are innervated by which of the following? - ANSWER-the
dorsal ramus of a spinal nerve
Unilaterally contracting the left sternocleidomastoid muscle would create which of the following
actions? - ANSWER-rotation of the head to the right
The extrinsic eye muscle that is innervated by cranial nerve (CN) VI, the abducens nerve, is the
_________ rectus muscle. - ANSWER-lateral
Which of the following are considered part of the muscles of mastication group? (MARK ALL CORRECT
ANSWERS)
Masseter
Temporalis
The medial and lateral pterygoid muscles
Platysma - ANSWER-the medial and lateral pterygoid muscles-grinding motion
temporalis-Jaw closure
masseter- jaw closure
(Platysma= tenses skin of neck)
Which of the following muscles originate from the coracoid process of the scapula? (MARK ALL CORRECT
ANSWERS) - ANSWER-coracobrachialis
short head of the biceps brachii
, Which of the following identifies the innervation of the brachialis muscle? - ANSWER-the
musculocutaneous nerve and the radial nerve
Which of the following muscles insert onto to the radial tuberosity? - ANSWER-biceps brachii
Which of the following muscles attach to the coracoid process of the scapula? (MARK ALL CORRECT
ANSWERS) - ANSWER-short head of the biceps brachii
pectoralis minor
coracobrachialis
The iliocostalis, longissimus, and spinals muscles collectively make up a group known as the ________
spinae group. - ANSWER-Erector
The rotatores muscles that originate from a transverse process, then insert onto a spinous process 1
vertebral segment immediately superior to its origin are the ________ rotatores. - ANSWER-Short
aka Brevis
Which of the following statements are true?
A.
The transversospinalis muscle group includes splenius capitis.
B.
The intermediate intrinsic back muscles include the erector spinae muscles.
C.
Intrinsic back muscles include the trapezius and latissimus dorsi muscles.
D.
Semispinalis capitis is considered a superficial intrinsic back muscle. - ANSWER-The intermediate
intrinsic back muscles include the erector spinae muscles.
