PSB 2000 Exam 1 Review
UPDATED ACTUAL Questions and CORRECT Answers
Question: Neuron
Correct Answer: A specialized cell that transmits nerve impulses.
Question: Dendrites
Correct Answer: The parts of a neuron that receive signals from other neurons.
Question: Soma
Correct Answer: The cell body of a neuron that contains the nucleus.
Question: Axon
Correct Answer: The long, thin part of a neuron that transmits signals away from the soma.
Question: The endpoints of an axon where neurotransmitters are released.
Correct Answer: Terminals
Question: Unipolar Neurons
Correct Answer: Neurons with one branch that extends from the cell body.
Question: Bipolar Neurons
Correct Answer: Neurons with two branches extending from the cell body.
Question: Multipolar Neurons
Correct Answer: Neurons with multiple branches extending from the cell body.
Question: Post-mitotic
Correct Answer: A characteristic of neurons indicating they do not divide.
Question: Glial Cells
Correct Answer: Cells that support and protect neurons.
, Question: Astrocytes
Correct Answer: BLOOD-BRAIN BARRIER !Star-shaped glial cells that clean and provide nutrients
to neurons.
Question: Schwann Cells
Correct Answer: Glial cells in the PNS that myelinate one axon at a time
Question: Oligodendrocytes
Correct Answer: Glial cells in the CNS that myelinate multiple axons at a time.
Question: Blood-brain Barrier
Correct Answer: A selective barrier that protects the brain from harmful substances.
Question: Forebrain
Correct Answer: The major division of the brain that includes the thalamus and hypothalamus.
Question: Midbrain
Correct Answer: The division of the brain that plays a role in vision and hearing.
Question: Hindbrain
Correct Answer: The division of the brain that includes the cerebellum and brainstem.
Question: Thalamus function
Correct Answer: sensory relay station
Question: Hypothalamus function
Correct Answer: homeostasis
Question: Cerebellum function
Correct Answer: intentional movement and balance
Question: Pineal Gland
Correct Answer: A gland that produces melatonin and regulates sleep-wake cycles.
UPDATED ACTUAL Questions and CORRECT Answers
Question: Neuron
Correct Answer: A specialized cell that transmits nerve impulses.
Question: Dendrites
Correct Answer: The parts of a neuron that receive signals from other neurons.
Question: Soma
Correct Answer: The cell body of a neuron that contains the nucleus.
Question: Axon
Correct Answer: The long, thin part of a neuron that transmits signals away from the soma.
Question: The endpoints of an axon where neurotransmitters are released.
Correct Answer: Terminals
Question: Unipolar Neurons
Correct Answer: Neurons with one branch that extends from the cell body.
Question: Bipolar Neurons
Correct Answer: Neurons with two branches extending from the cell body.
Question: Multipolar Neurons
Correct Answer: Neurons with multiple branches extending from the cell body.
Question: Post-mitotic
Correct Answer: A characteristic of neurons indicating they do not divide.
Question: Glial Cells
Correct Answer: Cells that support and protect neurons.
, Question: Astrocytes
Correct Answer: BLOOD-BRAIN BARRIER !Star-shaped glial cells that clean and provide nutrients
to neurons.
Question: Schwann Cells
Correct Answer: Glial cells in the PNS that myelinate one axon at a time
Question: Oligodendrocytes
Correct Answer: Glial cells in the CNS that myelinate multiple axons at a time.
Question: Blood-brain Barrier
Correct Answer: A selective barrier that protects the brain from harmful substances.
Question: Forebrain
Correct Answer: The major division of the brain that includes the thalamus and hypothalamus.
Question: Midbrain
Correct Answer: The division of the brain that plays a role in vision and hearing.
Question: Hindbrain
Correct Answer: The division of the brain that includes the cerebellum and brainstem.
Question: Thalamus function
Correct Answer: sensory relay station
Question: Hypothalamus function
Correct Answer: homeostasis
Question: Cerebellum function
Correct Answer: intentional movement and balance
Question: Pineal Gland
Correct Answer: A gland that produces melatonin and regulates sleep-wake cycles.
