SOLUTIONS VERIFIED BY EXPERT
Which of the following is least true of mitochondria?
Found only within liver cells.
Which of the following is most descriptive of ammonia?
Nitrogen containing and brain toxic
Lactic acidosis:
develops in response to prolonged anaerobic catabolism.
Which cerebral lobe is concerned primarily with vision?
Occipital
Eyelids are described by which of the following?
Palpebrae and canthi (medial and lateral)
The medial canthus and lateral canthus are:
corners of the eye where the upper and lower eyelids meet.
The sclera:
is the outer layer of the eyeball.
What is the name of the specialized area of a sensory neuron that detects a
specific stimulus?
Receptor
Which of the following moves in response to the vibration of the stapes?
Oval window
Which of the following is least true of the vagus nerve?
Effect on the heart is eliminated by a beta,-adrenergic blocker
Which of the following is true of the preganglionic fibers of both the sympathetic
and parasympathetic nervous systems? Both:
secrete ACh.
The "master."
are meninges
,Which of the following is most descriptive of the nodes of Ranvier?
Exposed (unmyelinated) axonal membrane
Vagal discharge activates:
muscarinic receptors
Muscarinic receptors are:
located on the effector organs of the sympathetic nervous
system.
A patient has vagally induced bradycardia (slow heart rate). Which of the
following will relieve the bradycardia?
Muscarinic antagonist
Which neurotransmitter is secreted by a cholinergic fiber?
Acetylcholine
Which group is incorrect?
Sympathetic responses: decreased blood pressure, decreased
heart rate, anxiety
Which of the following is an effect of postganglionic parasympathetic discharge?
Slow heart rate
Which of the following is least associated with monoamine oxidase (MAO)?
Found within all cholinergic nerve terminals
Which of the following is least descriptive of thoracolumbar outflow?
Muscarinic and nicotinic receptors
Which reflex is concerned with the regulation of blood pressure?
Baroreceptor
Which of the following is characteristic of the sympathetic nervous system?
Paravertebral ganglia
A "dilated and foxed" pupil indicates pressure on which cranial nerve?
Cranial nerve Ill
A hammer strikes the Achilles tendon to elicit which stretch refley?
Ankle jerk
Which of the following is the best description of a motor tract?
Descending tract
, Which of the following nerves is often deadened" or anesthetized for the purpose
of childbirth
Pudenda
The heart is located in all except
The crainal cavity
Pimocytosis
cellular Drinker
which of the following is the right iliac region
right quadrent
which of the following is most related to the rusty nain infection
chlostridium
Which of the following is most discriptive of facia
though and suportive
Which of the following is (are) found on the rough endoplasmic reticulum?
Ribosomes
G1, G2, the S phase, and the M phase are phases of:
the cell cycle.
Which of the following is not true of glycogen? Glycogen:
is an alcohol to which three fatty acids attach thereby forming a triglyceride.
A child has experienced a blow to the head causing a slow bleed. Although the
bleeding has stopped, the blood clot continues to expand because:
the particles of the blood clot are osmotically active and draw water into the clot.
Oxygen moves from the lungs (high concentration) into the blood (low
concentration) in response to:
diffusion.
Which of the following structures makes the rough endoplasmic reticulum look
like sandpaper?
Ribosomes
A beaker is divided into two compartments by a semipermeable membrane.
Compartment A contains a 20% NaCI solution and compartment B contains a 50%