NSC 201 EXAM 1 QUESTIONS AND
ANSWERS GUARANTEED SUCCESS!!!
Cajal
✔✔ Developed the neuron doctrine, which states that neurons are separate
individual cells
Golgi
✔✔ Supported the idea of a continuous neural network or neural tract
Endosomes
✔✔ Organelles involved in digesting and recycling cell membrane material
Lysosomes
✔✔ Organelles that digest cellular components; linked to disorders such as Tay-
Sachs disease
Peroxisomes
✔✔ Organelles that help break down fatty substances related to myelin
maintenance
X-ALD
✔✔ A disorder involving failure to metabolize fatty acids, leading to deterioration
of the myelin sheath
Cytosolic Proteins
✔✔ Proteins that include cytoskeleton components and enzymes used in
biosynthesis
, Vesalius
✔✔ Proposed the hydraulic system concept of the nervous system
Andreas Vesalius
Descartes
✔✔ Believed the mind communicated through the pineal gland
René Descartes
Galvani -ANSWER ✔✔electricity to make muscles twitch (refuted hydraulic
system)
Hemholtz -ANSWER ✔✔first to measure speed of neural conduction
microfilaments -ANSWER ✔✔smallest in diameter, two braided strands of actin,
abundant in neurites
neurofilaments -ANSWER ✔✔intermediate in diameter, rigid, found in main axon
and dendrite shafts
microtubules -ANSWER ✔✔largest in diameter, beaded strands of tubulin woven
around a hollow core, involved in transport
slow axoplasmic flow -ANSWER ✔✔actin and tubulin
fast anterograde -ANSWER ✔✔kinesin
fast retrograde -ANSWER ✔✔dynein
ANSWERS GUARANTEED SUCCESS!!!
Cajal
✔✔ Developed the neuron doctrine, which states that neurons are separate
individual cells
Golgi
✔✔ Supported the idea of a continuous neural network or neural tract
Endosomes
✔✔ Organelles involved in digesting and recycling cell membrane material
Lysosomes
✔✔ Organelles that digest cellular components; linked to disorders such as Tay-
Sachs disease
Peroxisomes
✔✔ Organelles that help break down fatty substances related to myelin
maintenance
X-ALD
✔✔ A disorder involving failure to metabolize fatty acids, leading to deterioration
of the myelin sheath
Cytosolic Proteins
✔✔ Proteins that include cytoskeleton components and enzymes used in
biosynthesis
, Vesalius
✔✔ Proposed the hydraulic system concept of the nervous system
Andreas Vesalius
Descartes
✔✔ Believed the mind communicated through the pineal gland
René Descartes
Galvani -ANSWER ✔✔electricity to make muscles twitch (refuted hydraulic
system)
Hemholtz -ANSWER ✔✔first to measure speed of neural conduction
microfilaments -ANSWER ✔✔smallest in diameter, two braided strands of actin,
abundant in neurites
neurofilaments -ANSWER ✔✔intermediate in diameter, rigid, found in main axon
and dendrite shafts
microtubules -ANSWER ✔✔largest in diameter, beaded strands of tubulin woven
around a hollow core, involved in transport
slow axoplasmic flow -ANSWER ✔✔actin and tubulin
fast anterograde -ANSWER ✔✔kinesin
fast retrograde -ANSWER ✔✔dynein
