FEELIN' LUCKY?
The nervous system is primarily made up of...
What is neuroglia?
The sensory division of the peripheral nervous system is also known as the ___________ division.
Afferent Efferent
What is AFFERENT?
This describes a cell's resting potential...
*Cell does not have a charge at all *Cell (-)charged, environment (+)charged *Cell (+)charged, environment (-)charged
What is Cell (-)charged, environment (+)charged?
These structures are found in the diencephalon...
A) thalamus D) pineal gland B) hypothalamus E) A, B, and C C) cerebellum F) A, B, and D
What is ANSWER F (thalamus, hypothalamus, pineal gland)?
In the lacrimal apparatus, tears are produced in the lacrimal gland, then travel across the __ towards the _ commissure before emptying into the nasolacrimal duct.
conjunctiva, medial lens, medial
conjunctiva, lateral lens, lateral
What is the conjunctiva/medial?
Of the following, this is used to classify a neuron... *size of cell body *number processes from cell body *location of nodes of Ranvier *length of the axon
What is "number of processes from a cell body"?
This part of the nervous system can help calm someone down after an emergency has occurred...
Afferent division Sympathetic division Somatic division Parasympathetic division
What is the PARASYMPATHETIC division?
The order of the layers of meninges, starting against the skull and moving toward the brain...
*arachnoid, dura mater, pia mater *dura mater, arachnoid, pia mater *pia mater, arachnoid, dura mater *dura mater, pia mater, arachnoid
What is dura mater, arachnoid, pia mater?
This portion of the brain is responsible for involuntary activities such as posture, breathing, and heart rate...
cerebrum brain stem cerebellum spinal cord
What is the BRAIN STEM?
These parts of the eye DO NOT HAVE the job of regulating or focusing light as it comes into the eye...
Iris Sclera
Pupil Lens
What is the SCLERA?
If these cells were very active, it would likely indicate an infection in the CNS...
*Oligodendrocytes
*Microglia
*Satellite Cells
*Ependymal
What is microglia?
When an impulse passes through a neuron, this is the correct order for transmission of the impulse...
*axon, cell body, dendrites *cell body, dendrites, axon
*cell body, axon, dendrites *dendrites, cell body, axon
What is "dendrites, cell body, axon"?
This is NOT TRUE about the cerebral cortex...
*made of gray matter *made of myelinated axons *made of cell bodies and dendrites *controls conscious activities
What is made of myelinated axons?
You’ve been practicing your jump shot for basketball every day. When you get into a game, this section of your brain allows you to use these motions easily and without thought...
cerebrum brain stem
cerebellum spinal cord
What is CEREBELLUM?
This is the point on the retina where the sharpest image can be detected...
Optic nerve Choroid
Sclera Fovea centralis
What is the Fovea centralis?
When you intentionally tighten your abdominal muscles, you are using these divisions of the nervous system...
*Sensory; Somatic * Motor; Autonomic
*Sensory; Autonomic * Motor; Somatic
What is MOTOR/SOMATIC?
_____ wrap around the axon of neuron to create the _____.
*Schwann cells, myelin sheath *Astrocytes, capillaries
*Microglia, immune response *Ependymal cells, cerebrospinal fluid
What is SCHWANN CELLS/MYELIN SHEATH?
This lobe of the brain controls reasoning, decision making & planning...
Parietal Occipital
Frontal Temporal
What is FRONTAL?
Of the following receptor types, THIS IS INCORRECTLY MATCHED...
Mechanoreceptors; pain Photoreceptors; light Thermoreceptors; temperature
What is mechanoreceptors/pain?
Of the following, THIS helps you see in low light...
Cones, pupil wide open Rods, pupil nearly closed
Cones, pupil nearly closed Rods, pupil wide open
What is Rods/pupil wide open?
Neuroglia that maintain cerebrospinal fluid are called...
*Ependymal cells *Astrocytes
*Schwann cells * Oligodendrocytes
What are ependymal cells?
During the transmission of an action potential across a ______, Ca2+ channels open triggering the synaptic vesicles to release ____to pass the signal to the postsynaptic neuron.
cell body, Na2+ cell body, action potentials
synapse, receptors synapse, neurotransmitters
What is synapse/neurotransmitters?
This lobe of the brain controls visual processing...
Parietal Occipital
Frontal Temporal
What is OCCIPITAL?
These touch receptors would detect deep pressure against the skin...
Merkel’s disks Hair follicle receptors Meissner’s corpuscles Pacinian corpuscles
What are Pacinian corpuscles?
If you were looking at an individual eyeball during a dissection and it was flat, THIS likely happened...
*aqueous humor was extracted *cornea was removed *suspensory ligaments were damaged *vitreous humor flowed out
What is VITREOUS HUMOR FLOWED OUT?