BIOD152 A&P 2 -PORTAGE LEARNING FINAL EXAM
UPDATED ACTUAL QUESTIONS AND CORRECT
ANSWERS
Question:
1. the neuron pictured below, is best described as
Answer:
multipolar
Question:
2. true or false, explain why the state is false : Bipolar
neurons have a central cell body with two extensions
Answer:
true
Question:
3. List the phases of an action potential in order
Answer:
1. resting potential
2. depolarization
3.repolarizarion
4.resting condition
Question:
4. true or false , if false explain why the statement is false:
the central nervous system consists of the brain and
spinal cord
Answer:
true
, Question:
5. name and describe what is occurring in the neurocell
membrane in section 2 of the diagram. include the charge
of the membrane during this phase
Answer:
deprivation, sodium gates are opened and the sodium floods into the axon admits
the depolarization of the action potential, causing the charge voltage to go from
0 to +40 mV
Question:
6. This part of a reflex is inside the CNS, made up of one or
more synapses.
Answer:
integration center
Question:
7. match the following lobes of the brain with the correct
function
Answer:
temporal - contains sensory areas for hearing and smelling
frontal- contain higher levels ex..
pariteal - receives sensory info from body receptors
occipital - interprets visual input
Question:
8. which of the following structures of the spinal cord
contains the cell bodies of afferent neurons
Answer:
dorsal root ganglion
Question:
9. what is true about the flexor withdrawl reflex
Answer:
A&d (IT DOES NOT INVOLVE INTERNEURONS & THE EFFECT OF THE REFLEX IS
TO CREATE A CO-CONTRACTION OF 2 MUSCLES
UPDATED ACTUAL QUESTIONS AND CORRECT
ANSWERS
Question:
1. the neuron pictured below, is best described as
Answer:
multipolar
Question:
2. true or false, explain why the state is false : Bipolar
neurons have a central cell body with two extensions
Answer:
true
Question:
3. List the phases of an action potential in order
Answer:
1. resting potential
2. depolarization
3.repolarizarion
4.resting condition
Question:
4. true or false , if false explain why the statement is false:
the central nervous system consists of the brain and
spinal cord
Answer:
true
, Question:
5. name and describe what is occurring in the neurocell
membrane in section 2 of the diagram. include the charge
of the membrane during this phase
Answer:
deprivation, sodium gates are opened and the sodium floods into the axon admits
the depolarization of the action potential, causing the charge voltage to go from
0 to +40 mV
Question:
6. This part of a reflex is inside the CNS, made up of one or
more synapses.
Answer:
integration center
Question:
7. match the following lobes of the brain with the correct
function
Answer:
temporal - contains sensory areas for hearing and smelling
frontal- contain higher levels ex..
pariteal - receives sensory info from body receptors
occipital - interprets visual input
Question:
8. which of the following structures of the spinal cord
contains the cell bodies of afferent neurons
Answer:
dorsal root ganglion
Question:
9. what is true about the flexor withdrawl reflex
Answer:
A&d (IT DOES NOT INVOLVE INTERNEURONS & THE EFFECT OF THE REFLEX IS
TO CREATE A CO-CONTRACTION OF 2 MUSCLES
