Practice Exam 3 qs Flashcards
Which of the following statements concerning the anatomy of a typical rib is CORRECT?
A. the sternal end of each rib lies at a higher level than the vertebral end
B. the tubercle of a typical rib articulates with the transverse process of the vertebra with the same number
C. Ribs 1-7 are referred to as vertebrochondral ribs
D. The costal groove contains from superior to inferior: nerve, artery, vein
E. the head of a typical rib articulates with the demifacets of its own number vertebra and the vertebra below
A. the sternal end of each rib lies at a higher (LOWER) level than the vertebral end
B. the tubercle of a typical rib articulates with the transverse process of the vertebra with the same number *
C. Ribs 1-7 (1-8) are referred to as vertebrochondral (STERNAL)ribs
D. The costal groove contains from superior to inferior: nerve, artery, vein (VAN)
E. the head of a typical rib articulates with the demifacets of its own number vertebra and the vertebra below (ABOVE, IV DISC)
Which of the following structures would be penetrated first by a needle passing through the anterior chest wall just to the left of the sternum? A. External intercostal muscle B. Internal intercostal muscle C. Transverse thoracic muscle D. Long thoracic nerve
A. External intercostal muscle
B. Internal intercostal muscle *
C. Transverse thoracic muscle
D. Long thoracic nerve
Mammary glands would NOT receive blood from which of the following arteries? A. Internal thoracic B. Nearby intercostal arteries C. Thoracoacromial artery D. Lateral thoracic artery
A. Internal thoracic
B. Nearby intercostal arteries
C. Thoracoacromial artery *
D. Lateral thoracic artery
Which of the following heart sounds is best heard in the second intercostal space along the right side of the sternum?
A. Pulmonary (2nd intercostal left)
B. Bicuspid (5th space 10 cm to left)
C. Tricuspid (5th space to right)
D. Aortic *
The true intrinsic muscles of the back are innervated by dorsal (posterior) rami and are divided into 3 groups. Which of the following groups of true intrinsic back muscle includes splenius capitis and splenius cervicus?
A. Spinotransversalis *
B. Sacrospinalis
C. Erector spinae
D. Transversospinalis
The thoracolumbar fascia is a triangular-shaped sheet of tough connective tissue covering the lower back. It is the partial site of origin of the latissimus dorsi and abdominal oblique muscles. This fascia can be divided into 3 layer or laminae. Which of the laminae attaches to the lumbar spinous processes?
A. Posterior *
B. Middle
C. Anterior
D. All three layers attach to the lumbar spinous processes
Which of the following muscle groups is part of the intrinsic musculature of the back?
A. Trapezius
B. Erector spinae group *
C. Latissimus
D. Serratus posterior group
Which of the following muscle groups is lateral to the others listed below? A. Longissimus group B. Interspinales C. Spinalis group D. Transversospinalis group E. Iliocostalis group
A. Longissimus group B. Interspinales C. Spinalis group D. Transversospinalis group E. Iliocostalis group *
Anterior sacral foramina allow the passage of which of the following?
A. Dorsal rami of sacral spinal nerves
B. Ventral rami of sacral spinal nerves *
C. The lower thoracic nerves via the cauda equina
D. The upper lumbar nerves via the cauda equina
A typical thoracic vertebra includes all of the following components except:
A. A heart-shaped body
B. Inferior articular facets
C. Superior costal demifacets
D. Transverse foramina *
The sacral promontory is formed by which of the following structures?
A. the centrum of L1
B. the spinous process of L1
C. the centrum of S1 *
D. the spinous process of S2
Which of the following ligaments extends along the roof of the neural canal?
A. anterior longitudinal ligament
B. posterior longtitudinal ligament
C. Ligamentum flavum *
D. Supraspinous ligament
Transverse foramina are characteristic which of the following?
A. All cervical*
B. Only the first six cervical
C. All cervical vertebrae plus the first thoracic vertebra
D. Only cervical vertebrae 2-7
Which of the following is a correct statement regarding vertebrae?
A. Transverse processes arise from the vertebra at the intersection of the lamina and the pedicel
B. The spinous process of a vertebrae arises from the intersection of the two pedicels
C. Mammillary bodies are associated with the anterior articulating processes of the lower thoracic vertebrae
D. The articular facets of the typical thoracic vertebrae are organized in a sagittal plane
A. Transverse processes arise from the vertebra at the intersection of the lamina and the pedicel *
B. The spinous process of a vertebrae arises from the intersection of the two pedicels
C. Mammillary bodies are associated with the anterior articulating processes of the lower thoracic vertebrae
D. The articular facets of the typical thoracic vertebrae are organized in a sagittal plane
How many cervical vertebrae are present in the human vertebral column?
A. five
B. six
C. seven *
D. As many as you want
An exaggeration of a secondary vertebral column curve is characterized by which of the following?
A. mostly occurs in the thoracic region
B. is referred to as (hyper-)kypophysis
C. mostly occurs in the cervical region
D. is referred to as (hyper-)lordosis *
In the cervical region of which of the following ligaments is referred to as the ligamentum nuchae?
A. anterior longitudinal ligament
B. posterior longitudinal ligament
C. ligamentum flavum
D. supraspinous ligament *
The anterior longitudinal ligament of the vertebral column as which of the following characteristics?
A. it anchors the emerging spinal nerves in place
B. it limits the direction of nucleus pulposus extrusion during disk herniation *
C. it narrows anteriorly to the intervertebral disc
D. it limits flexion
Which of the following statements characterizes the denticulate ligaments?
A. they are found in the oral cavity and are part of the gomphoses
b. they attach the serratus anterior to the ribs
c. they help stabilize the spinal cord *
d. they extend between the pia mater and the arachnoid layer
the spinal cord proper ends at which of the following levels?
a. L5/S1
b. S5
c. L2 *
d. L4
how many pairs of cervical spinal nerves are present in human?
a. five
b. six
c. seven
d. eight *
which of the following spaces or membranes around the spinal cord is superficial to all the others listed?
a. dura mater
b. pia mater
c. epidural space *
d. arachnoid layer
which of the following levels of the spinal cord form the cervical enlargement?
a. C1-C5
b. C3-C6
c. C3-T1 *
d. C5-T2
lateral horns of the spinal cord are found in which of the following regions?
a. cervical through upper sacral
b. lower cervical through the upper lumbar
c. upper cervical through the lower thoracic
d. thoracic through the upper lumbar *
cell bodies of the alpha motor neurons originate from which of the following regions of the spinal cord?
a. posterior columns
b. lateral columns
c. lateral horns
d. anterior horns *
which of the following characteristics is NOT characteristic of autonomic preganglionic neurons?
a. always myelinated
b. originate from ganglia
c. utilize acetylcholine
d. synapse in ganglia
a. always myelinated
b. originate from glanglia *
c. utilize acetylcholine
d. synapse in ganglia
The right lateral arcuate ligament is formed from the deep fascia of which of the following structures?
a. psoas major
b. quadratus lumborum *
c. falciform ligament
d. right renal
the stellate ganglion is formed from which of the following fused ganglia?
a. all three cervical plus T1
b. T1 through T5
c. middle and inferior cervical plus T1
d. inferior cervical plus T1 *
splanchnic nerves are composed of preganglionic fibers and visceral sensory fibers. they supply abdominal viscera. the greater splanchnic nerve synapses in which of the following regions?
a. wall of upper GI tract
b. aorticorenal ganglion
c. celiac ganglion *
d. superior mesenteric ganglion
the parasympathetic supply to the thoracic cavity is via which of the following?
a. paravertebral chain ganglion pairs T1-T5
b. splanchnic nerves
c. vagus nerves *
d. stellate ganglion
The paired diaphragmatic crura are connected superiorly by which structure?
a. pyloric sphincter
b. median arcuate ligament*
c. medial arcuate ligaments
d. lateral arcuate ligaments
The greater splanchnic nerve passes through the diaphragm at which verterbal level?
a. T6
b. T8
c. T10 (esophagus)
d. T12*
The IVC passes through the diaphragm at which level?
a. T6
b. T8 *
c. T10 (esophagus)
d. T12 (greater splanchnic)