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BIO 201 EXAM 5 QUESTIONS WITH VERIFIED SOLUTIONS
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BIO 201 EXAM 5 QUESTIONS WITH VERIFIED SOLUTIONS
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BIO 201 EXAM 5 QUESTIONS WITH VERIFIED SOLUTIONS.NAME THE TWO ANATOMICAL SUBDIVISIONS OF THE NERVOUS SYSTEM. - ANS 1. CENTRAL
NERVOUS SYSTEM (CNS)
2. PERIPHERAL NERVOUS SYSTEM (PNS)
A CLUSTER OF NEURONAL CELL BODIES FOUND OUTSIDE OF THE CNS IS KNOWN AS WHAT? -
ANS GANGLION
A CLUSTER OF NEURONAL CELL BODIES FOUND IN THE CNS IS KNOWN AS WHAT? - ANS
NUCLEUS
THE BRAIN AND SPINAL CORD BELONG TO WHICH SYSTEM? - ANS CNS
THE PNS CONSISTS OF WHAT? - ANS NERVES & GANGLIA, NOT IN CNS
NAME THE TWO FUNCTIONAL DIVISIONS OF THE PNS. - ANS 1. SENSORY - AFFERENT.
2. MOTOR - EFFERENT.
IF RECEPTORS ARE SIGNALING TO THE CNS, WHICH DIVISION OF THE PNS IS BEING USED? -
ANS SENSORY - AFFERENT
WHAT ARE EFFECTORS? - ANS ORGANS THAT CARRY OUT RESPONSE
WHICH DIVISION HAS THE CNS SIGNALING EFFECTORS? - ANS MOTOR - EFFERENT
THE MOTOR - EFFERENT- DIVISION CAN BE FURTHER DIVIDED INTO WHAT TWO BRANCHES? -
ANS 1. VISCERAL MOTOR DIVISION.
2. SOMATIC MOTOR DIVISION.
WHICH OF THE TWO SUBDIVISIONS OF THE MOTOR DIVISION, IS ALSO KNOWN AS THE
"AUTONOMIC NERVOUS SYSTEM"? - ANS VISCERAL MOTOR DIVISION
WHAT EFFECTORS CAN BE FOUND IN THE ANS? WHAT ABOUT THE SOMATIC MOTOR
DIVISION? - ANS 1. CARDIAC MUSCLE, SMOOTH MUSCLE, GLANDS.
2. SKELETAL MUSCLE.
DEFINE: IPSILATERAL - ANS SAME SIDE OF BODY
DEFINE: CONTRALATERAL - ANS OPPOSITE SIDE OF BODY
DEFINE: DECUSSATION - ANS CROSSING OF FIBERS FROM ONE SIDE OF THE CNS, TO THE
OTHER
DEFINE: COMMISURE - ANS ANATOMICAL SITE WHERE FIBERS DECUSSATE
WHAT DOES THE FOLLOWING STATEMENT MEAN?
"FIBERS TERMINATE ON THE CONTRALLATERAL SIDE BECAUSE THEY DECUSSATE AT A
COMMISURE." - ANS FIBERS END ON THE OPOSITE SIDE OF THE BODY BECAUSE THEY CROSS
AT A SPECIFIC SITE.
DEFINE: ROSTRAL - ANS TOWARD THE FOREHEAD
DEFINE: CAUDAL - ANS TOWARD THE CORD (OF THE SPINE)
WHAT PARTS MAKE UP THE "BRAIN"? - ANS 1. HINDBRAIN.
2. MIDBRAIN.
3. FOREBRAIN.
, THE SUPERIOR COLLICULUS AND THE INFERIOR COLLICULUS, BELONG TO WHAT PART OF
THE BRAIN? - ANS MIDBRAIN
WHERE CAN YOU FIND THE HYPOTHALAMUS AND THE THALAMUS? - ANS FOREBRAIN
THE CEREBRUM CONSISTS OF WHAT? - ANS BASAL GANGLIA AND THE CEREBRAL CORTEX
DIENCEPHALON IS ANOTHER NAME FOR WHAT? - ANS FOREBRAIN
WHAT MAKES UP THE BRAINSTEM? - ANS MIDBRAIN, PONS, MEDULLA
THE BRAIN CONTAINS TWO HEMISPHERES, NAME THE DEEP DIVIDING LINE THAT SEPERATES
THEM. - ANS LONGITUDINAL FISSURE
THE RAISED FOLDS OR BUMPS ON THE BRAIN ARE KNWON AS WHAT? - ANS GYRUS
ANOTHER NAME FOR A GROOVE IS _____. - ANS SULCUS
THE SURFACE LAYER OF GRAY MATTER IS KNOWN AS WHAT? - ANS CEREBRAL CORTEX
NUCLEI ARE DEEPER MASSES OF______ ____. - ANS GRAY MATTER
IF NUCLEI ARE DEEPER MASSES OF GRAY MATTER, THEN WHAT MAKES UP WHITE MATTER? -
ANS BUNDLES OF AXONS
IN EMBRYONIC DEVELOPMENT, THE NERVOUS SYSTEM DEVDELOPES FROM THE _________. -
ANS ECTODERM
BY THE 4TH WEEK OF EMBRIONIC DEVELOPMENT, THE NEURAL TUBE EXHIBITS 3 ANTERIOR
DILATIONS WHICH BECOME? - ANS 1. FOREBRAIN.
2. MIDBRAIN.
3. HINDBRAIN.
MESENCEPHALON IS ANOTHER TERM USED IN PLACE OF ________. - ANS MIDBRAIN
WHAT FOUR THINGS PROTECT THE CNS? - ANS 1. BONE.
2. MENINGES.
3. CEREBROSPINAL FLUID.
4. BLOOD- BRAIN BARRIER.
WHAT DOES "BONE" CONSIST OF? - ANS SKULL AND THE VERTEBRAL COLUMN
THE DURA MATER, ARACHNOID, AND PIA MATTER ALL MAKE UP _________. - ANS THE THREE
LAYERS OF THE MENINGES
WHAT IS MENINGITIS? - ANS INFLAMMATION OF THE MENINGES
HOW CAN THE DURA MATER BE DESCRIBED? - ANS 1. TOUGH.
2. OUTER PERIOSTEAL LAYER.
3. INNER MENINGEAL LAYER.
DURAL SINUSES ARE SPACES THAT CARRY BLOOD. WHERE DO THEY EMPTY OUT? - ANS THEY
EMPTY INTO THE INTERNAL JUGULAR VEINS
SPIDER AND HIGHLY VASCULAR, ARE DESCRIPTIONS OF WHAT LAYER OF MENINGES? - ANS
ARACHNOID
WHAT DOES THE SUBARACHNOID SPACE CONTAIN? - ANS CEREBROSPINAL FLUID
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