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Chapter 15 Quiz
Return to Animal Physiology 4e Student Resources
Chapter 15 Quiz
Quiz Content
*
not completed
.
Of a squid, an earthworm, a human, a cockroach, and a bacterium, how many have a brain?
2
correct
incorrect
3
correct
incorrect
4
correct
incorrect
5
correct
incorrect
*
not completed
.
Which term refers to the concentration of nervous structures and functions in the head region?
Centriolization
correct
incorrect
Centralization
correct
incorrect
Radialization
correct
incorrect
Cephalization
correct
incorrect
*
not completed
.
A _______ is a swelling that contains discrete aggregations of nerve cell bodies and processes.
ganglion
correct
incorrect
connective
correct
incorrect
commissure
correct
incorrect
neuropil
correct
incorrect
*
not completed
.
Which of the following is characteristic of an arthropod central nervous system?
A cross section of a ganglion consisting of gray matter and white matter
correct
incorrect
Neuronal bodies located throughout the entire animal
correct
incorrect
A CNS consisting of a single continuous column
correct
incorrect
A CNS consisting of a chain of segmental ganglia
correct
incorrect
*
not completed
.
Most tissues in the body are under _______ control.
neural
correct
incorrect
endocrine
correct
incorrect
both neural and endocrine
correct
incorrect
neurohormonal
correct
incorrect
*
not completed
.
Which statement regarding the vertebrate nervous system is true?
White matter is composed almost entirely of unmyelinated tracts of neurons.
correct
incorrect
The cerebral cortex is part of the midbrain, or mesencephalon.
correct
incorrect
Spinal nerves run from the brain to the spinal cord.
correct
incorrect
Gray matter is composed of intermingled neuronal cell bodies, processes, and synaptic contacts.
correct
incorrect
*
not completed
.
Which brain subdivision is responsible for higher sensory, motor, and integrative functions?
Diencephalon
correct
incorrect
Mesencephalon
correct
incorrect
Metencephalon
correct
incorrect
Telencephalon
correct
incorrect
*
not completed
.
A _______ is a term used when parts of the body are mapped onto the cerebral cortex in a way that preserves their anatomical position on the body.
localization of function map
correct
incorrect
somatotopic map
correct
incorrect
somatosensory cortex
correct
incorrect
brain map
correct
incorrect
*
not completed
.
Which of the following is
not
directly related to neuronal plasticity?
Short-term memory
correct
incorrect
Localized increases in brain metabolic activity
correct
incorrect
Neural connections changing in strength
correct
incorrect
New neurons developing
correct
incorrect
*
not completed
.
Acid-secreting cells of the stomach are controlled by
the autonomic system.
correct
incorrect
the enteric division.
correct
incorrect
hormones only.
correct
incorrect
paracrine signaling only.
correct
incorrect
*
not completed
.
The _______ division has a long preganglionic neuron synapsed with a short postganglionic neuron.
sympathetic
correct
incorrect
enteric
correct
incorrect
parasympathetic
correct
incorrect
autonomic
correct
incorrect
*
not completed
.
What are the divisions of the autonomic nervous system?
Parasympathetic, sympathetic
correct
incorrect
Sympathetic, parasympathetic, somatic
correct
incorrect
Sympathetic, parasympathetic, enteric
correct
incorrect
Somatic, enteric
correct
incorrect
*
not completed
.
Application of acetylcholine along the paravertebral ganglia will
cause the heart to speed up.
correct
incorrect
cause the heart to slow down.
correct
incorrect
have no effect on the heart.
correct
incorrect
cause the heart to stop.
correct
incorrect
*
not completed
.
Which action is considered a parasympathetic effect?
Simulation of the secretion of epinephrine
correct
incorrect
Inhibition of digestion
correct
incorrect
Increased blood pressure
correct
incorrect
Constriction of lung airways
correct
incorrect
*
not completed
.
Application of acetylcholine directly to the heart will
cause the heart to speed up.
correct
incorrect
cause the heart to slow down.
correct
incorrect
have no effect on the heart.
correct
incorrect
cause the heart to stop.
correct
incorrect
*
not completed
.
Which definition of circadian rhythm is the most accurate?
An endogenous rhythm that has a period of about one day
correct
incorrect
An entrained rhythm that has a period of about one day
correct
incorrect
An endogenous rhythm that has a period of precisely 24 hours
correct
incorrect
An entrained rhythm that has a period of precisely 24 hours
correct
incorrect
*
not completed
.
A biological rhythm brought into phase with an environmental rhythm is said to be
endogenous.
correct
incorrect
a free-running circadian rhythm.
correct
incorrect
entrained.
correct
incorrect
a zeitgeber.
correct
incorrect
*
not completed
.
In the absence of environmental cues, the biological rhythm that persists is called a(n)
phasing factor.
correct
incorrect
zeitgeber.
correct
incorrect
entrained rhythm.
correct
incorrect
free-running rhythm.
correct
incorrect
*
not completed
.
The intrinsic timekeeping mechanism in a cell typically depends on
environmental information transduced into chemical information the cell can interpret.
correct
incorrect
the rhythmic alternation between enhanced and inhibited expression of clock genes
.
correct
incorrect
the rhythmic alternation between expression of clock genes and transcription factors.
correct
incorrect
the alternation of various sets of inhibiting elements.
correct
incorrect
*
not completed
.
Which of the following is
not
considered to be related to biological clocks?
Melatonin
correct
incorrect
Peristalsis
correct
incorrect
Superchiasmatic nucleus
correct
incorrect
Pineal gland
correct
incorrect
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