BIO 253 EXAM 2 - SET 1 QUESTIONS
WITH COMPLETE SOLUTIONS|| 100%
PASS
CNS - ANSWERBrain and Spinal Cord
PNS - ANSWERCranial Nerves and Spinal Nerves
CNS (Main Function) - ANSWERintegrate info between internal and external
environment
PNS (Main Function) - ANSWERCommunication between external environment & CNS
Nervous Tissue Cells (2 Main Types) - ANSWERNeurons & Neuroglia
Nervous Tissue Cells are composed of - ANSWERAxon & Dendrites
Axon - ANSWERConduct impulses away from the cell body
Dendrite - ANSWERconduct impulses toward the cell body
Astrocyte - ANSWERTransport nutrients and oxygen to CNS
Ependymal Cell - ANSWERMake and circulate CSF (cerebral spinal fluid)
Schwan Cell - ANSWERMake up myelin sheath in PNS
Oligodendrocytes - ANSWERMake up myelin sheath in CNS
Unipolar Neuron - ANSWERMostly Sensory (sense changes)
Multipolar Neuron - ANSWERMostly Motor (MOST Abundant)
Bipolar Neuron - ANSWERFound in Retina of Eye (Cons & Rods)
Ascending Tracks - ANSWERCarry impulses to the brain
Descending Tracks - ANSWERCarry impulses away from the brain
Gray Matter - ANSWERMostly made of cell bodies & dendrites
White Matter - ANSWERMyelin Sheath ONLY
WITH COMPLETE SOLUTIONS|| 100%
PASS
CNS - ANSWERBrain and Spinal Cord
PNS - ANSWERCranial Nerves and Spinal Nerves
CNS (Main Function) - ANSWERintegrate info between internal and external
environment
PNS (Main Function) - ANSWERCommunication between external environment & CNS
Nervous Tissue Cells (2 Main Types) - ANSWERNeurons & Neuroglia
Nervous Tissue Cells are composed of - ANSWERAxon & Dendrites
Axon - ANSWERConduct impulses away from the cell body
Dendrite - ANSWERconduct impulses toward the cell body
Astrocyte - ANSWERTransport nutrients and oxygen to CNS
Ependymal Cell - ANSWERMake and circulate CSF (cerebral spinal fluid)
Schwan Cell - ANSWERMake up myelin sheath in PNS
Oligodendrocytes - ANSWERMake up myelin sheath in CNS
Unipolar Neuron - ANSWERMostly Sensory (sense changes)
Multipolar Neuron - ANSWERMostly Motor (MOST Abundant)
Bipolar Neuron - ANSWERFound in Retina of Eye (Cons & Rods)
Ascending Tracks - ANSWERCarry impulses to the brain
Descending Tracks - ANSWERCarry impulses away from the brain
Gray Matter - ANSWERMostly made of cell bodies & dendrites
White Matter - ANSWERMyelin Sheath ONLY
