BIO 172 EXAM WITH 100%
CORRECT ANSWERS 2026
Shaking hands will activate: correct answer mechanoreceptors
Define schizophrenia in your own words. correct answer
mental disorder characterized by the inability to accurately
perceive reality; patients often have difficulty thinking clearly and
can suffer from delusions
Preparation for the fight-or-flight response includes activation of
the ________ nervous system. correct answer sympathetic
The regulatory centers for the respiratory and circulatory systems
are found in the correct answer medulla oblongata.
The coordination of groups of skeletal muscles is driven by
activity in the correct answer cerebellum
How would you define "resting membrane potential?" correct
answer The resting membrane potential is the difference in
voltage between the inside of the cell and the outside of the cell
that occurs when a neuron is at rest.
Action potentials move along axons correct answer more
rapidly in myelinated than in nonmyelinated axons.
, Myelinated neurons are especially abundant in correct answer
the white matter in the brain and the white matter in the spinal
cord.
Choose the correct match of glial cell type and function. correct
answer astrocytes—metabolize neurotransmitters and modulate
synaptic effectiveness
What structures of the vestibular system respond to gravity?
correct answer utricle and saccule
Statocysts contain cells that are correct answer
mechanoreceptors used to detect orientation relative to gravity.
Define olfactory receptor. correct answer dendrite of a
specialized neuron
Because of a concentration of ________¬¬¬_____, the fingertips
and lips are capable of discriminating touch. correct answer
Merkel's disks
What is the fovea? correct answer region in the center of the
retina with a high density of photoreceptors and which is
responsible for acute vision
A satellite is launched into space, but explodes after exiting the
Earth's atmosphere. Which statement accurately reflects the
observations made by an astronaut on a space walk outside the
International Space Station during the explosion? correct answer
CORRECT ANSWERS 2026
Shaking hands will activate: correct answer mechanoreceptors
Define schizophrenia in your own words. correct answer
mental disorder characterized by the inability to accurately
perceive reality; patients often have difficulty thinking clearly and
can suffer from delusions
Preparation for the fight-or-flight response includes activation of
the ________ nervous system. correct answer sympathetic
The regulatory centers for the respiratory and circulatory systems
are found in the correct answer medulla oblongata.
The coordination of groups of skeletal muscles is driven by
activity in the correct answer cerebellum
How would you define "resting membrane potential?" correct
answer The resting membrane potential is the difference in
voltage between the inside of the cell and the outside of the cell
that occurs when a neuron is at rest.
Action potentials move along axons correct answer more
rapidly in myelinated than in nonmyelinated axons.
, Myelinated neurons are especially abundant in correct answer
the white matter in the brain and the white matter in the spinal
cord.
Choose the correct match of glial cell type and function. correct
answer astrocytes—metabolize neurotransmitters and modulate
synaptic effectiveness
What structures of the vestibular system respond to gravity?
correct answer utricle and saccule
Statocysts contain cells that are correct answer
mechanoreceptors used to detect orientation relative to gravity.
Define olfactory receptor. correct answer dendrite of a
specialized neuron
Because of a concentration of ________¬¬¬_____, the fingertips
and lips are capable of discriminating touch. correct answer
Merkel's disks
What is the fovea? correct answer region in the center of the
retina with a high density of photoreceptors and which is
responsible for acute vision
A satellite is launched into space, but explodes after exiting the
Earth's atmosphere. Which statement accurately reflects the
observations made by an astronaut on a space walk outside the
International Space Station during the explosion? correct answer
