BIOL 2160 LSU EXAM 3 LATEST UPDATE
Which process will result in a decrease in glycogen levels? - ANSWER
glycogenesis
The process of gluconeogenesis is the exact opposite of what process? -
ANSWER glycolysis
When energy input exceeds energy output, the body is at a state of _________
energy balance - ANSWER positive
Which state do most cells metabolize proteins and fats? - ANSWER post-
absorptive
Which hormone causes the body to transition to absorptive state? - ANSWER
insulin
A person with damaged alpha cells will most likely have what condition? -
ANSWER hypoglycemia
Which hormone decreases glycogenolysis? - ANSWER insulin
Increasing insulin levels will ________ urine output? - ANSWER decrease
An overdose in insulin may result in what condition? - ANSWER hypoglycemic
coma
smooth muscle will be controlled in the brain through ________ fibers - ANSWER
efferent
cell bodies in the peripheral nervous system are called? - ANSWER ganglia
Which type of glial cell produces cerebrospinal fluid? - ANSWER ependymal
cells
What ion has more leak channels? - ANSWER K+
As the membrane potential approaches the equilibrium potential for an ion, what
happens to the current? - ANSWER it gets smaller
A post-synaptic potential that moves the membrane potential farther from the
threshold would be? - ANSWER hyperpolarization
, Temporal summation involves how many pre-synaptic inputs? - ANSWER 1
During the falling phase of an action potential the membrane potential moves
toward _____ - ANSWER EK
At rest, the activation gate for most voltage-gated Na+ channels is? - ANSWER
closed
During the absolute refractory period, all voltage-gated Na+ channels are? -
ANSWER already open or inactivated
a larger stimulus will result in ______ action potentials? - ANSWER more frequent
chemical synapses are biodirectional or unidirectional? - ANSWER
unidirectional
Which ion is directly responsible for neurotransmitter release at a synapses? -
ANSWER Ca++
Binding of acetylcholine to nicotinic receptors will produce ______ - ANSWER
EPSP
which type of receptors are blocked by atropine? - ANSWER muscarinic
Inhibitory synapses in the peripheral nervous system use which ion? - ANSWER
Cl-
Which molecule results in longer-lasting neurotransmitter release during LTP? -
ANSWER nitric oxide
Which type of memory is not usually affected in amnesia patients? - ANSWER
non-declarative
What is an example of an adenosine receptor antagonist? - ANSWER caffeine
Word understanding is controlled by which area of the brain? - ANSWER
Wernicke's area
During temporal summation, a _________ cell input causes an action potential -
ANSWER single
The benefit of action potentials over graded potentials are that the action
potentials can travel _______ without getting _________ - ANSWER faster; smaller
The cells permeability to Na is higher during which phase? - ANSWER rising
phase
Which process will result in a decrease in glycogen levels? - ANSWER
glycogenesis
The process of gluconeogenesis is the exact opposite of what process? -
ANSWER glycolysis
When energy input exceeds energy output, the body is at a state of _________
energy balance - ANSWER positive
Which state do most cells metabolize proteins and fats? - ANSWER post-
absorptive
Which hormone causes the body to transition to absorptive state? - ANSWER
insulin
A person with damaged alpha cells will most likely have what condition? -
ANSWER hypoglycemia
Which hormone decreases glycogenolysis? - ANSWER insulin
Increasing insulin levels will ________ urine output? - ANSWER decrease
An overdose in insulin may result in what condition? - ANSWER hypoglycemic
coma
smooth muscle will be controlled in the brain through ________ fibers - ANSWER
efferent
cell bodies in the peripheral nervous system are called? - ANSWER ganglia
Which type of glial cell produces cerebrospinal fluid? - ANSWER ependymal
cells
What ion has more leak channels? - ANSWER K+
As the membrane potential approaches the equilibrium potential for an ion, what
happens to the current? - ANSWER it gets smaller
A post-synaptic potential that moves the membrane potential farther from the
threshold would be? - ANSWER hyperpolarization
, Temporal summation involves how many pre-synaptic inputs? - ANSWER 1
During the falling phase of an action potential the membrane potential moves
toward _____ - ANSWER EK
At rest, the activation gate for most voltage-gated Na+ channels is? - ANSWER
closed
During the absolute refractory period, all voltage-gated Na+ channels are? -
ANSWER already open or inactivated
a larger stimulus will result in ______ action potentials? - ANSWER more frequent
chemical synapses are biodirectional or unidirectional? - ANSWER
unidirectional
Which ion is directly responsible for neurotransmitter release at a synapses? -
ANSWER Ca++
Binding of acetylcholine to nicotinic receptors will produce ______ - ANSWER
EPSP
which type of receptors are blocked by atropine? - ANSWER muscarinic
Inhibitory synapses in the peripheral nervous system use which ion? - ANSWER
Cl-
Which molecule results in longer-lasting neurotransmitter release during LTP? -
ANSWER nitric oxide
Which type of memory is not usually affected in amnesia patients? - ANSWER
non-declarative
What is an example of an adenosine receptor antagonist? - ANSWER caffeine
Word understanding is controlled by which area of the brain? - ANSWER
Wernicke's area
During temporal summation, a _________ cell input causes an action potential -
ANSWER single
The benefit of action potentials over graded potentials are that the action
potentials can travel _______ without getting _________ - ANSWER faster; smaller
The cells permeability to Na is higher during which phase? - ANSWER rising
phase
