Lecture Quiz 5 - Nervous System (Intro, Spinal Cord, Spinal Nerves & Brain)
The neuroglial cells that participate in maintaining the blood-brain barrier are the A. oligodendrocytes. B. microglia. C. ependymal cells. D. Schwann cells. E. astrocytes.
astrocytes.
The cerebral area posterior to the central sulcus is the A. insula. B. parietal lobe. C. occipital lobe. D. frontal lobe. E. temporal lobe.
parietal lobe.
Sensory information is processed and relayed to the cerebrum by the A. medulla oblongata. B. thalamus. C. pons. D. midbrain. E. cerebellum.
thalamus.
The function of the astrocytes in the CNS includes which of the following? A. maintaining the blood-brain barrier B. guiding neuron development C. adjusting the composition of the interstitial fluid D. repairing damaged neural tissue E. All of the answers are correct.
All of the answers are correct.
Which of the following help to protect the brain? A. the bones of the skull B. the cranial meninges C. the blood-brain barrier D. the CSF E. All of the answers are correct.
All of the answers are correct.
Muscles of the neck and shoulder are innervated by spinal nerves from the ________ region. A. cervical B. lumbar C. coccygeal D. thoracic E. sacral
cervical
The layer of connective tissue that surrounds individual axons within a peripheral nerve is termed the A. peritoneum. B. metaneurium. C. aponeurium. D. endoneurium. E. subneurium.
endoneurium.
The outermost connective-tissue covering of nerves is the A. perineurium. B. endomysium. C. epineurium. D. endoneurium. E. epimysium.
epineurium.
What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows? A. pia mater B. subarachnoid space C. subdural space D. falx cerebri E. dural sinus
subarachnoid space
The obturator nerve is distributed to the A. skin over buttocks. B. biceps femoris. C. skin over the perineum. D. adductors of the hip. E. extensors of the hip.
adductors of the hip.
As the ________ nerve approaches the knee, it divides into two branches, the fibular nerve and the tibial nerve. A. sciatic B. pudendal C. perineal D. femoral E. brachial
sciatic
If the dorsal root of a spinal nerve is severed, A. the spinal cord would not be able to process information at that level. B. the brain would not be able to communicate with that level of the spinal cord. C. output to visceral organs would be blocked. D. sensory input would be blocked. E. output to skeletal muscles would be blocked.
sensory input would be blocked.
The ________ nervous system controls the skeletal muscles. A. parasympathetic B. afferent C. autonomic D. sympathetic E. somatic
somatic
The subdural space lies between A. the pia mater and the subarachnoid space. B. the pia mater and the dura mater. C. the endosteum and the periosteum. D. the arachnoid mater and the pia mater. E. the dura mater and the arachnoid mater.
the dura mater and the arachnoid mater.
A neuron that receives neurotransmitter from another neuron is called A. an oligodendrocyte. B. the motor neuron. C. the presynaptic neuron. D. an interneuron. E. the postsynaptic neuron.
the postsynaptic neuron.
