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The human body selectively recruits one size motor unit before another. Which size is recruited ...
The human body selectively recruits one size motor unit before another. Which size is recruited ...
The human body selectively recruits one size motor unit before another. Which size is recruited first, and why is this efficient?
 
  What will be an ideal response?
cmsx27   167   1 Reply
7 years ago
How do pennate muscles compare to fusiform or strap muscles with respect to ability to generate ...
How do pennate muscles compare to fusiform or strap muscles with respect to ability to generate ...
How do pennate muscles compare to fusiform or strap muscles with respect to ability to generate tension? What causes whatever differences to exist?
 
  What will be an ideal response?
infantryman1986   144   1 Reply
7 years ago
When the body segments act in a closed kinematic chain, are muscles most commonly acting in normal ...
When the body segments act in a closed kinematic chain, are muscles most commonly acting in normal ...
When the body segments act in a closed kinematic chain, are muscles most commonly acting in normal or reverse action?
 
  What will be an ideal response?
nameless23   99   1 Reply
7 years ago
In order to produce maximum torque for an isokinetic concentric contraction, should the speed of the ...
In order to produce maximum torque for an isokinetic concentric contraction, should the speed of the ...
In order to produce maximum torque for an isokinetic concentric contraction, should the speed of the motion be fast or slow? For an isokinetic eccentric contraction?
 
  What will be an ideal response?
tmontes00   109   2 Replies
7 years ago
Which of the following is true with regard to the structure of the anulus fibrosis of the normal ...
Which of the following is true with regard to the structure of the anulus fibrosis of the normal ...
Which of the following is true with regard to the structure of the anulus fibrosis of the normal intervertebral disc?
 
  a. Annular lamina are oriented 60  to the horizontal plane of the intervertebral disc.
  b. It resists tensile f
KAtlold   102   1 Reply
7 years ago
Which of the following describes biochemical changes that occur in the intervertebral disc with ...
Which of the following describes biochemical changes that occur in the intervertebral disc with ...
Which of the following describes biochemical changes that occur in the intervertebral disc with aging?
 
  a. Increased proteoglycan concentration in the nucleus pulposus
  b. Increased water-binding capacity
  c. Increased colla
stroman54   117   1 Reply
7 years ago
Which of the following structures would be best suited to resist the tensile forces produced during ...
Which of the following structures would be best suited to resist the tensile forces produced during ...
Which of the following structures would be best suited to resist the tensile forces produced during spinal extension?
 
  a. Posterior vertebral body
  b. Posterior longitudinal ligament
  c. Anterior longitudinal ligament
 
bribery   166   1 Reply
7 years ago
Which of the following may contribute to a dysfunction of trunk deviation (L) with forward bending? ...
Which of the following may contribute to a dysfunction of trunk deviation (L) with forward bending? ...
Which of the following may contribute to a dysfunction of trunk deviation (L) with forward bending?
 
  a. Tight erector spinae muscles (R)
  b. Stiff facet joint capsule on (L)
  c. Poor strength (L) internal and external obliqu
k123p   97   1 Reply
7 years ago
Which of the following accurately describes what happens to the intervertebral foramen during ...
Which of the following accurately describes what happens to the intervertebral foramen during ...
Which of the following accurately describes what happens to the intervertebral foramen during extension?
 
  a. Intervertebral foramen becomes smaller.
  b. Intervertebral foramen remains the same size.
  c. Intervertebral forame
Acostak1   263   2 Replies
7 years ago
Which of the following most accurately describes the primary tissue biomechanics that occur during ...
Which of the following most accurately describes the primary tissue biomechanics that occur during ...
Which of the following most accurately describes the primary tissue biomechanics that occur during lumbar rotation in a neutral position?
 
  a. Shear force on the vertebral body; ipsilateral facet compressed
  b. Compression on the v
lingo   102   1 Reply
7 years ago
Which of the following describes the lumbar spine facet joint arthrokinematic motion during (L) ...
Which of the following describes the lumbar spine facet joint arthrokinematic motion during (L) ...
Which of the following describes the lumbar spine facet joint arthrokinematic motion during (L) lateral flexion in the neutral position?
 
  a. Ipsilateral facet moves caudal and anterior; contralateral facet moves caudal and lateral.
CTaustin   108   1 Reply
7 years ago
In the cervical spine, the greatest amount of rotation is available at which of the following motion ...
In the cervical spine, the greatest amount of rotation is available at which of the following motion ...
In the cervical spine, the greatest amount of rotation is available at which of the following motion segments?
 
  a. C0 to C1
  b. C1 to C2
  c. C4 to C5
  d. C6 to C7
Acostak1   78   1 Reply
7 years ago
Which of the following muscles flexes the mid/lower cervical spine and extends the upper cervical ...
Which of the following muscles flexes the mid/lower cervical spine and extends the upper cervical ...
Which of the following muscles flexes the mid/lower cervical spine and extends the upper cervical spine?
 
  a. Sternocleidomastoid muscles
  b. Anterior scalene muscles
  c. Rectus capitus muscles
  d. Oblique capitus muscl
Mserna19   116   1 Reply
7 years ago
The (R) alar ligament limits ____________________ of C1 on C2.
The (R) alar ligament limits ____________________ of C1 on C2.
The (R) alar ligament limits ____________________ of C1 on C2.
 
  a. (R) rotation
  b. (L) rotation
  c. Extension
  d. Both (R) and (L) lateral flexion
tmontes00   139   1 Reply
7 years ago
If you needed to perform joint mobilization on the transverse processes of T9, you could locate them ...
If you needed to perform joint mobilization on the transverse processes of T9, you could locate them ...
If you needed to perform joint mobilization on the transverse processes of T9, you could locate them by which of the following landmarks?
 
  a. Just lateral to the spinous process of T11
  b. Just lateral to the spinous process of T1
Jbev757   119   2 Replies
7 years ago
Which of the following statements best fits the description of the sacroiliac ligaments?
Which of the following statements best fits the description of the sacroiliac ligaments?
Which of the following statements best fits the description of the sacroiliac ligaments?
 
  a. The sacroiliac ligaments are reinforced by fibrous expansions from the erector spinae and gluteus maximus.
  b. The fascial support is gre
littlej_dvine   101   1 Reply
7 years ago
Which of the following abdominal muscles would be active during trunk rotation to the right?
Which of the following abdominal muscles would be active during trunk rotation to the right?
Which of the following abdominal muscles would be active during trunk rotation to the right?
 
  a. Right internal oblique, right external oblique
  b. Left internal oblique, left external oblique
  c. Right internal oblique, lef
arichman7730   108   1 Reply
7 years ago
What parts of the typical vertebra are included in the anterior portion of the vertebra? In the ...
What parts of the typical vertebra are included in the anterior portion of the vertebra? In the ...
What parts of the typical vertebra are included in the anterior portion of the vertebra? In the posterior portion?
 
  What will be an ideal response?
NERD   80   1 Reply
7 years ago
Give the new name acquired by each of the following ligaments as it passes cephalad to the axis: ...
Give the new name acquired by each of the following ligaments as it passes cephalad to the axis: ...
Give the new name acquired by each of the following ligaments as it passes cephalad to the axis: anterior longitudinal ligament, posterior longitudinal ligament, ligamentum flavum, and supraspinous.
 
  What will be an ideal response?
stroman54   92   1 Reply
7 years ago
Compare the mobility-stability of the cervical (C2 to C7) and thoracic regions, including the ...
Compare the mobility-stability of the cervical (C2 to C7) and thoracic regions, including the ...
Compare the mobility-stability of the cervical (C2 to C7) and thoracic regions, including the structures implicated.
 
  What will be an ideal response?
KAtlold   98   1 Reply
7 years ago
What effect will normal gravitational moments tend to have on a weak sacroiliac joint? What will ...
What effect will normal gravitational moments tend to have on a weak sacroiliac joint? What will ...
What effect will normal gravitational moments tend to have on a weak sacroiliac joint?
 
  What will be an ideal response?
tmontes00   104   1 Reply
7 years ago
Describe how maintaining the head in normal vertical alignment (head/optical righting) causes the ...
Describe how maintaining the head in normal vertical alignment (head/optical righting) causes the ...
Describe how maintaining the head in normal vertical alignment (head/optical righting) causes the pelvis, spine, and joints of the lower extremities to behave as part of a closed kinematic chain.
 
  What will be an ideal response?
lingo   99   1 Reply
7 years ago
Which of the following costovertebral joint structures attaches to the intervertebral disc?
Which of the following costovertebral joint structures attaches to the intervertebral disc?
Which of the following costovertebral joint structures attaches to the intervertebral disc?
 
  a. Superior band of the radiate ligament
  b. Superior costotransverse ligament
  c. Intra-articular ligament
  d. All of the ab
aggotfay   89   1 Reply
7 years ago
Consider the motion of the ribs and the T4 on T5 vertebral motion segment. Which of the following ...
Consider the motion of the ribs and the T4 on T5 vertebral motion segment. Which of the following ...
Consider the motion of the ribs and the T4 on T5 vertebral motion segment. Which of the following statements is true regarding the motion that occurs during expiration?
 
  a. There is an anterior, cephalic glide of the inferior articular
littlej_dvine   128   1 Reply
7 years ago
Which of the following best describes the changes seen in an infant's chest wall mechanics?
Which of the following best describes the changes seen in an infant's chest wall mechanics?
Which of the following best describes the changes seen in an infant's chest wall mechanics?
 
  a. The healthy newborn has a very rigid chest wall.
  b. The ribs are completely ossified at birth.
  c. The infant's ribs are ellipt
KAtlold   100   1 Reply
7 years ago
The pump handle motion of the upper ribs occurs primarily in what plane of motion?
The pump handle motion of the upper ribs occurs primarily in what plane of motion?
The pump handle motion of the upper ribs occurs primarily in what plane of motion?
 
  a. Horizontal
  b. Frontal
  c. Sagittal
aggotfay   93   1 Reply
7 years ago
Which muscle originates on the transverse process of the vertebrae and inserts on the rib below? ...
Which muscle originates on the transverse process of the vertebrae and inserts on the rib below? ...
Which muscle originates on the transverse process of the vertebrae and inserts on the rib below?
 
  a. Serratus posterior
  b. Levator costarum
  c. Internal intercostal
  d. External intercostals
beaches411   119   1 Reply
7 years ago
Which of the following muscles is considered to be a prime mover for mandibular depression against ...
Which of the following muscles is considered to be a prime mover for mandibular depression against ...
Which of the following muscles is considered to be a prime mover for mandibular depression against resistance?
 
  a. Digastric
  b. Bilateral medial pterygoid
  c. Masseter
  d. Temporalis
tmontes00   115   1 Reply
7 years ago
Retrusion of the temporomandibular joint (TMJ) is primarily limited by the:
Retrusion of the temporomandibular joint (TMJ) is primarily limited by the:
Retrusion of the temporomandibular joint (TMJ) is primarily limited by the:
 
  a. Horizontal portion of the temporomandibular ligament
  b. Stylomandibular ligament
  c. Anterior portion of the temporomandibular joint capsule
alexisblack   550   1 Reply
7 years ago
With which of the following pathological conditions will the patient experience joint noise at two ...
With which of the following pathological conditions will the patient experience joint noise at two ...
With which of the following pathological conditions will the patient experience joint noise at two different intervals during mandibular depression and elevation?
 
  a. Disc displacement
  b. Capsulitis
  c. Joint hypermobility
clcharleston   96   1 Reply
7 years ago
Describe the attachments of the articular disc of the temporomandibular joint (TMJ). What will be ...
Describe the attachments of the articular disc of the temporomandibular joint (TMJ). What will be ...
Describe the attachments of the articular disc of the temporomandibular joint (TMJ).
 
  What will be an ideal response?
zns889   90   1 Reply
7 years ago
Describe the articulations and functions of the upper and lower joint spaces. What will be an ...
Describe the articulations and functions of the upper and lower joint spaces. What will be an ...
Describe the articulations and functions of the upper and lower joint spaces.
 
  What will be an ideal response?
cmsx27   97   1 Reply
7 years ago
The ultimate function of motion at the scapulothoracic joint is to:
The ultimate function of motion at the scapulothoracic joint is to:
The ultimate function of motion at the scapulothoracic joint is to:
 
  a. Orient the glenoid fossa for optimal contact with the humeral head when maneuvering the arm.
  b. Provide downward rotation during shoulder girdle elevation.
sdaggy1   106   1 Reply
7 years ago
What is the relationship of the temporomandibular joint (TMJ) with the cervical spine? What will ...
What is the relationship of the temporomandibular joint (TMJ) with the cervical spine? What will ...
What is the relationship of the temporomandibular joint (TMJ) with the cervical spine?
 
  What will be an ideal response?
jprust87   94   1 Reply
7 years ago
Which of the following best describes motion at the sternoclavicular (SC) joint?
Which of the following best describes motion at the sternoclavicular (SC) joint?
Which of the following best describes motion at the sternoclavicular (SC) joint?
 
  a. During clavicular elevation and depression, the disc of the SC joint moves with the medial end of the clavicle on the manubrial facet.
  b. During
jldobro   81   1 Reply
7 years ago
The ____________________ ligament is the primary stabilizer of the sternoclavicular joint.
The ____________________ ligament is the primary stabilizer of the sternoclavicular joint.
The ____________________ ligament is the primary stabilizer of the sternoclavicular joint.
 
  a. interclavicular
  b. coracoclavicular
  c. costoclavicular
  d. sternoclavicular
Skoochy   103   1 Reply
7 years ago
When a tennis player elevates her shoulder during a serve, the clavicle rolls in a(n) ...
When a tennis player elevates her shoulder during a serve, the clavicle rolls in a(n) ...
When a tennis player elevates her shoulder during a serve, the clavicle rolls in a(n) ____________________ direction and glides in a(n) ____________________ direction on the clavicular notch at the sternoclavicular joint.
 
  a. superior,
escoba   146   1 Reply
7 years ago
The external rotation that occurs at the glenohumeral joint after 80 to 90 of abduction produces ...
The external rotation that occurs at the glenohumeral joint after 80 to 90 of abduction produces ...
The external rotation that occurs at the glenohumeral joint after 80  to 90  of abduction produces a(n) ____________________ roll and a(n) ____________________ glide of the humeral head on the glenoid fossa.
 
  a. posterior, posterior
NERD   115   1 Reply
7 years ago
The acromioclavicular (AC) joint contributes to shoulder elevation ____________________.
The acromioclavicular (AC) joint contributes to shoulder elevation ____________________.
The acromioclavicular (AC) joint contributes to shoulder elevation ____________________.
 
  a. between 30  and 90  of abduction when tension on the trapezoid component of the coracoclavicular ligament produces a posterior rotation of the
nameless23   102   1 Reply
7 years ago
Which of the following is a function of the rotator cuff during shoulder girdle elevation?
Which of the following is a function of the rotator cuff during shoulder girdle elevation?
Which of the following is a function of the rotator cuff during shoulder girdle elevation?
 
  a. Functions with the deltoid to produce a superior translation of the humeral head during shoulder girdle elevation
  b. Produces scapular
sdaggy1   115   2 Replies
7 years ago
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