Exam 2 Flashcards
____ division carries efferent signals to the smooth muscle in the large intestine.
Visceral motor
- The _____ division tends to prepare the body for a flight or flight.
a. Sympathetic
- The autonomic nervous system controls all of the following except:
a. Skeletal muscle in the rectus abdominis
- Parasympathetic nerve fibers (positivily) stimulate which situations?
a. All of the above (sleep, digestion, urination, crying (tearing)
- Which of the following fractures would be the least likely to cause a spinal cord injury?
a. A fracture of vertebra L4
- Cerebrospinal fluid fills in the space between
a. Arachnoid matter and pia matter
- From superficial to deep, the meninges occur in this order
a. Dura matter, arachnoid, pia matter
- Gray matter contains
a. Neuron cell bodies
- ____carry motor commands from the brain along the spinal cord.
a. Descending tracts
- A patient is experiencing a high fever, stiff neck, drowsiness, and intense headaches. A spinal tap showed bacteria and white blood cells in the CSF. This individual most likely has
a. meningitis
- Some _____ neurons are specialized to detect stimuli, whereas ____ neurons send signals to the effectors of the nervous system.
a. Afferent, efferent
- Nerve fibers refers to
a. An axon
- ___are the primary site for receiving signals from other neurons.
a. dendrites
- ____ form myelin in the spinal cord.
a. oligodendrocytes
- Most of the myelin sheath is composed of
a. lipids
- The foremen magnum would be found in the ____ bone.
a. occipital
- The ____ houses the pituitary gland (hypophysis) and is found in the ______.
a. Sella turcica; spenoid bone
- The temporal bone is bordered anteriorly by the sphenoid, posteriorly by the occipital, and superiorly by the ____.
a. parietal
- Most of the bones of the skull are connected by immovable joints called
a. sutures
- Sinuses are not found in the
a. Temporal bone
- ______is not found in the temporal bone.
a. The sella turcica
- ______are not facial bones.
a. parietal
- The coronoid process is the point of insertion of the _____ muscle.
a. Lateral pterygoid
- The biggest culprit in temperomandibular joint dysfunction is the ____ muscle.
a. Lateral pterygoid
- Which is the origin of the SCM?
a. Top of the manubrium, medial one-third of the clavical
- Define muscle “origin.”
a. Bony attachment to stationary end of muscle.
- Which action does the trapezius NOT do?
a. Scapular retraction
- Facial muscles are innervated by what nerve?
a. facial
- The vertebra prominens is another name for the ____ vertebra.
a. Seventh cervical
- The backbone enclose the:
a. Spinal cord
- The following are characteristics of the atlas except:
a. Has a large vertebral body
- Vertebrae are divided into five groups, usually _____ cervical, ____ thoracic, _____ lumbar, _____sacral, and ____coccygeal.
a. 7, 12, 5, 5, 4
- The most common deformity of the spine is an abnormal lateral curvature called.
a. scoliosis
- ____does not belong to a representative vertebra.
a. The vertebral head
The axis is the only vertebra with a:
a. dens (odontoid process)
- These are all functions found in a typical thoracic vertebra except:
a. It has a pair of transverse foramina
- The manubrium belongs to
a. The sternum
- The ____ can be easily palpated between the clavicals.
a. Suprasternal notch
- The spinous process has a bifid tip in most ____ vertebrae.
a. Cervical
- Costal cartilages connect:
a. Ribs with the sternum
- The dens of the atlantoaxial joint is stabilized by the _____ ligament.
a. transverse
- The erector spinae muscle runs from the sacrum to the
a. occiput
- The frontal sinusitis that so many people suffer from usually involve the largest _____ sinus.
a. maxillary
- The brachial plexus supplies nerves to the
a. Upper extremities
