Answer Options:
a) lowering the threshold for an action potential to occur
b) hyperpolarization
c) opening of voltage-regulated channels
d) a change in sodium ion permeability
Answer: b) hyperpolarization
Question: The term central nervous system refers to the___.
Answer Options:
a) brain, spinal cord, and peripheral nerves
b) spinal cord and spinal nerves
c) peripheral and spinal nerves
d) brain and spinal cord
Answer: d) brain and spinal cord
Question: Declarative memory ________.
Answer Options:
a) is the ability to learn specific information
b) is best remembered in the doing
c) usually involves motor skills
d) is hard to unlearn when learned once
Answer: a) is the ability to learn specific information
Question: Spinal reflexes do not require input from the brain to take place.
Answer Options:
True
False
Answer: True
Question: What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called?
Answer Options:
a) astrocytes
b) oligodendrocytes
c) Schwann cells
d) ependymal cells
Answer: d) ependymal cells
Question: Which of the following is the mildest consequence of traumatic brain injury?
Answer Options:
a) hemorrhage
b) contusion
c) concussion
d) swelling
Answer: c) concussion
Question: The subarachnoid space lies between what two layers of meninges?
Answer Options:
a) dura and epidura
b) arachnoid and dura
c) arachnoid and epidura
d) arachnoid and pia
Answer: d) arachnoid and pia
Question: What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called?
Answer Options:
a) astrocytes
b) oligodendrocytes
c) Schwann cells
d) ependymal cells
Answer: d) ependymal cells
Question: Which ion channel opens in response to a change in membrane potential and participates in the generation and conduction of action potentials?
Answer Options:
a) leakage channel
b) mechanically gated channel
c) ligand-gated channel
d) voltage-gated channel
Answer: d) voltage-gated channel
Question: Spinal reflexes do not require input from the brain to take place.
Answer Options:
True
False
Answer: True
Question: The central sulcus separates which lobes?
Answer Options:
a) frontal from parietal
b) temporal from parietal
c) frontal from temporal
d) parietal from occipital
Answer: a) frontal from parietal
Question: A shallow groove on the surface of the cortex is called a ________.
Answer Options:
a) sulcus
b) gyrus
c) furrow
d) fissure
Answer: a) sulcus
Question: What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called?
Answer Options:
a) astrocytes
b) oligodendrocytes
c) Schwann cells
d) ependymal cells
Answer: d) ependymal cells
Question: The brain stem consists of the ________.
Answer Options:
a) pons, medulla, cerebellum, and midbrain
b) cerebellar peduncles, midbrain, and medulla
c) midbrain only
d) midbrain, medulla, and pons
Answer: d) midbrain, medulla, and pons
Question: The term central nervous system refers to the ________.
Answer Options:
a) brain, spinal cord, and peripheral nerves
b) spinal cord and spinal nerves
c) peripheral and spinal nerves
d) brain and spinal cord
Answer: d) brain and spinal cord
Question: An inhibitory postsynaptic potential (IPSP) is associated with ________.
Answer Options:
a) lowering the threshold for an action potential to occur
b) hyperpolarization
c) opening of voltage-regulated channels
d) a change in sodium ion permeability
Answer: b) hyperpolarization
Question: The term central nervous system refers to the ________.
Answer Options:
a) brain, spinal cord, and peripheral nerves
b) spinal cord and spinal nerves
c) peripheral and spinal nerves
d) brain and spinal cord
Answer: d) brain and spinal cord
Question: Which ion channel opens in response to a change in membrane potential and participates in the generation and conduction of action potentials?
Answer Options:
a) leakage channel
b) mechanically gated channel
c) ligand-gated channel
d) voltage-gated channel
Answer: d) voltage-gated channel
Question: The process of linking new facts with old facts already stored in the memory bank is called ________.
Answer Options:
a) rehearsal
b) automatic memory
c) Association
d) long-term memory
Answer: c) Association
Question: Which of the following is not a function of the CSF?
Answer Options:
a) protection from blows
b) initiation of some nerve impulses
c) nourishment of the brain
d) reduction of brain weight
Answer: b) initiation of some nerve impulses
Question: The brain stem consists of the ________.
Answer Options:
a) cerebellar peduncles, midbrain, and medulla
b) midbrain only
c) midbrain, medulla, and pons
Answer: c) midbrain, medulla, and pons
Question: The brain stem consists of the ________.
Answer Options:
a) pons, medulla, cerebellum, and midbrain
b) cerebrum, pons, midbrain, and medulla
c) midbrain only
d) midbrain, medulla, and pons
Answer: d) midbrain, medulla, and pons
Question: True or False: Physiologically, the neurons in your brain are like muscles in your body in that the more you use them, the more they grow.
Answer Options:
True
False
Answer: True
Question: What does the central nervous system use to determine the strength of a stimulus?
Answer Options:
a) size of action potentials
b) type of stimulus receptor
c) origin of the stimulus
d) frequency of action potentials
Answer: d) frequency of action potentials