Anatomy I - Exam 3 - Practice Questions Flashcards
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
B. Ventral rami of sacral spinal nerve
The 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
D. Transverse foramina
The sacral promontory is formed by which of the following?
A. The centrum of L1
B. The spinous process of L1
C. The centrum of S1
D. The spinous process of S2
C. The centrum of S1
Which of the following ligaments extends along the roof of the neural canal?
A. Anterior longitudinal ligament
B. Posterior longitudinal ligament
C. Ligamentum flavum
D. Supraspinous ligament
C. Ligamentum flavum
Transverse foramina are characteristic of 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
A. All cervical
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 pedicle.
B. The spinous process of a vertebra arises from the inersection of the two pedicles
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 pedicle.
How many cervical vertebrae are present in the human vertebral column?
A. Five
B. Six
C. Seven
D. As many as you want
C. Seven
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-) kyphosis
C. Mostly occurs in the cervical region
D. Is referred to as (hyper-) lordosis
D. Is referred to as (hyper-) lordosis
In the cervical region 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
D. Supraspinous ligament
The anterior longitudinal ligament of the vertebral column has 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.
B. It limits the direction of nucleus pulposus extrusion during disk herniation
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 to stabilize the spinal cord.
D. They extend between the pia matter and the arachnoid layer.
C. They help to stabilize the spinal cord.
The spinal cord proper ends at which of the following levels?
A. L5/S1
B. S5
C. L2
D. L4
C. L2
How many pairs of cervical spinal nerves are present in the human?
A. Five
B. Six
C. Seven
D. Eight
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
C. Epidural space
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
C. C3-T1
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
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
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
B. Originate from ganglia
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
D. Inferior cervical plus T1
Splachnic 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
C. Celiac ganglion
The parasympathetic supply to the thoracic cavity is via which of the following?
A. Paravertebral chain ganglion pairs T1-T5
B. Splachnic nerves
C. Vagus nerves
D. Stellate ganglion
C. Vagus nerves
The medial arcuate ligaments of the diaphragm form the lumbocostal arches and anteriorly cross which of the following muscles?
A. Latissimus dorsi
B. Quadratus lumborum
C. Psoas major
D. Transversus thoracis
C. Psoas major
The vagus nerve passes through the diaphragm at which vertebral level?
A. T6
B . T8
C. T10
D. T12
C. T10
The aortic opening of the diaphragm is located at which vertebral level?
A. T6
B. T8
C. T10
D. T12
D. T12
Which of the following structures is/are found in both the superior and the inferior mediastinum?
A. Thymus
B. Vagus nerve
C. Heart
D. Trachea
E. Phrenic nerves
A. Thymus
The heart is found in which of the following locations?
A. Anterior superior mediastinum
B. Middle superior mediastinum
C. Anterior inferior mediastinum
D. Middle inferior mediastinum
E. Posterior inferior mediastinum
D. Middle inferior mediastinum
Which of the following structures would NOT be found in the superior mediastinum?
A. Esophagus
B. Azygos vein
C. Vagus nerve
D. Thymus
E. Trachea
B. Azygos vein
In aspirating material from the right costodiaphragmatic recess, care must be taken to not penetrate which of the following?
A. Spleen
B. The lower lobe of the right lung
C. The middle lobe of the right lung
D. The liver
E. The right ventricle of the heart
D. The liver
Which of the following lobes would not be found in the right lung?
A. Upper (superior)
B. Middle
C. Lower (inferior)
D. Lingula
D. Lingula
A. Pulmonary veins return oxygenated blood to the left atrium and are intersegmental.
Which level of the tracheobronchial tree branchings supply bronchopulmonary segments.
A. Primary bronchi
B. Secondary bronchi
C. Tertiary bronchi
D. Respiratory bronchioles
E. Terminal bronchioles
C. Tertiary bronchi
C. Bronchial arteries supplying the right lung are branches off the thoracic aorta.