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136 Cards in this Set

  • Front
  • Back
pulmonary surfactant
secretion prevents pulmonary alveoli
atelectesis
collapse or congestion of the lung
rumen
Fermintation occurs here in a dairy cow
cellulase
enzyme that microbes secrete that humans do not
meningitis
fever, stiff neck, headache
thyroid
endocrine gland located near larynz that regulates body metabolism
aldosterone
"salt retaining" hormone
basophil
cell released in response to allergiesand parasites
oligodendrocyte
neuroglial cell that forms myelin in the brain
plasma cell
cell that secretes antibodies
vestibulocochlear nerve
head tilt, systagmus
trigeminial nerve
loss of sensation to the face
median nerve
carpal tunnel syndrome
corpus callosum
connects right and left cerebral hemispheres
hippocampus
part of the limbic system and responsible for the formation of feelings
temporal lobe
lobe of cerebrum responsible for hearing
thalamus
sensory gateway to the cortex
cerebellum
fine tunes voluntary muscle contraction
occipital lobe
visual lobe of the brain
parietal lobe
primary motor area of the brain
spinothalamic
ascending tract responsible for temperature, pain and light touch
corticospinal
descending tract that allows you to write answers on this test
cyclooxygenase
NSAIDs exert their anti-inflammatory effect by blocking this enzyme
cone cells
Photoreceptors in the retina that are sensitive to color
which is not a pregastric or foregut fermenter
tapir
where does fermentation occur in the hindgut fermenters?
cecum and large intestine
what are the 2 limiting amino acids in animals?
methionine and lysine
what gas has the highest partial pressure in both inspired and alveolar air?
nitrogen @ 593 mmHg/568 mmHg
Why was Viagra beneficial to people climbing Mt. Everest?
Viagra relaxes blood vessels
all hormones are synthesized from either cholesterol or amino acids
True
Most clotting factors are synthesized in the kidney
False
In alveolar capillaries, oncotic pressure is greater than the mean blood pressure
False
A resting neuron has a higher concentration of Na+ in its cytoplasm than in the extracellular fluid surrounding it.
False
on the electrocardiogram, repolarization of the ventricle is represented by the P wave
False
In the spiral cord ventral horns of the gray matter recieve sensory nerve fibers and dorsal horns contain somas of motor neurons
False
Voluntary control of the autonomic nervous system is not possible
True
A heart beat rate of 45 beats per minute and an absense of P waves suggests a heart block
false
An excellent site for taking your pulse is the jugular vein in your neck
false
HIV is a retrovirus that detroys T helper cells
True
What is N5H1
Bird flu
For each molecule of ATP consumed during active transport of sodium and potassium (sodium/potassium pump)
2 potassium ions are imported and 3 sodium ions are exported
the amount of air inhaled and exhaled in one quiet breath is your
tidal volume
all of the following factors will cause the oxyhemoglobin dissociation curve to shift to the right except
lower carbon dioxide concentrations
cardiac output=______X_______
heart rateX stroke volume
The most powerful stimulus to breathe is
the PCO2 of the blood
List the 3 classes of microorganisms in a cow's rumen
bacteria, protozoa, and fungi
a resting neuron has a higher concentration of NA+ in its cytoplasm than in the extracellular fluid surrounding it
false
New imaging methods of the brain_________and _________ that rely on transient increases in blood flow to parts of the brain called into action to perform specific tasks have increased our knowledge of brain function
PETSCAN and MRI
When______ ions arrive at the axon hillock and enter the cell they depolarize the cell membrane and the membrane becomes positive and stays the same
sodium
the outflow of ______ ions repolarizes the membrane and the membrane becomes more ________
potassium and negative
a college student with a fever, stiff neck, and headache should be examined for possible________
meningitis
the matching airflow to the blood flow in any region of the lung is called
ventilation-perfusion coupling
respiratory arrest would most likely result from a tumor of the
pons
opacities in the lens are called
cataracts
the middle ear is an air filled chamber that is connected to the nose and throat via a channel called the
eustachian tube
most of the cholesterol in our bodies comes from our diet
false
arteries carry blood away from the heart, while veins carry blood towards the heart. We would expect that the only vein to contain bright red blood would be the
pulmonary vein
expiration requires more energy than required by inspiration
false
surfactant increases surface tension in the alveoli
true
the amount of air inhaled and exhaled in one quiet breath is your
tidal volume
Falling blood pH would have what effect on respiration normally
hyperventilation
all of the following factors will cause the oxyghemoglobin dissociation curve to shift to the right except
lower carbon dioxide concentrations
all of the following factors could produce bronchoconstriction except
epinephrine
interferons have this function
stimulate neighboring cells to produce antiviral proteins
on the electrocardiogram, repolarization of the ventricle is represented by the
t-wave
the valve that lies between the right atrium and the right ventricle is the
tricuspid valve
hypertension is a chronic resting blood pressure higher than which of the following?
140/90
what is the definition of prehypertension
120/80
erythrocytes
do not contain a nucleus
monocyte
most important cell in wound healing, differentiates into macrophages
eosinophils
released in response to allergies and parasites
basophil
rare, secrete heparin and histamine
lymphocyte
secrete antibodies, important in immune function
neutrophils
phagocytosis of bacteria, released antimicrobial chemicals
complement proteins lead to the destruction of foreign cells by
combining to pole holes in the cell surface
the anterior interventicular artery and the circumflex artery are the main branches of the left coronary artery
false
the most powerful stimulus to breathe is
the PCO2 of the blood
when you inhale, does your chest expand because your lungs inflate, or do your lungs inflate because your chest expands
because your chest expands
the collapse or congestion of a lung is called
atelectasis
Scuba divers are told to never hold their breath. which gas law applies here?
Boyles law
Divers used compressed air, a mixture of 21% oxygen and 79% nitrogen. On land, nitrogen presents no physiological problems because it dissolves poorly in blood and is physiologically inert. But under water as pressure increases, larger amounts of nitrogen dissolve in the blood. which gas law applies here?
Henry's law
in alveolar capillaries, oncotic pressure is greater than the mean blood pressure
true
which type of neuroglial cell forms myelin in the brain
oligodendrocyte
anisocoria
oculomotor
strabismus
oculomotor, trochlear,
ear and lip droop
facial
loss of sensation to the face
trigeminal
tongue paralysis
hypoglossal
carpal tunnel syndrome
median nerve
loss of smell
olfactory
head tilt, nystagmus
spinal accessory nerve
blindness
optic nerve
loss of bitter taste, impaired swallowing
glossopharyngeal nerve
fatal if both the right and left nerves are severed
vagus
in horses, inability to advance and flex the rear lumb, In humans, a tingling in the leg. often associated with a bad injection
sciatic nerve
Includes the anti A and anti B agglutinins of the ABO blood group
IgM
Fermintation occurs here in a dairy cow
rumen
constitutes 80% if circulating "antibodies" in plasma, often given post rabies exposure
IgG
Enzyme that microbes secrete that humans do not
cellulase
molecule capable of triggering an immune response
antigen
endocrine gland located near laynx that regulates body metabolism
thyroid
"salt-retaining" hormone
aldosterone
induces fever
pyrogen
WBC crawl between endothelial cells
diapedesis
Neuroglial cell that forms myelin in the brain
oligodendrocyte
proteins secreted by cells in response to viral infections
interferons
head tilt, systagmus
vestibulocochlear nerve
loss of sensation to the face
trigenminial nerve
carpal tunnel syndrome
median nerve
connects right and left cerebral hemispheres
corpus callosum
part of the limbic system and responsible for the formation of feelings
hippocampus
lobe of cerebrum responsible for hearing
temporal lobe
sensory gateway to the cortex
thalamus
fine tunes voluntary muscle contraction
precentral gyrus
visual lobe of the brain
occipital lobe
primary motor area of the brain
parietal lobe
ascending tract responsible for temperature, pain and light touch
spinothalmic
descending tract that allows you to write answers on this test
corticospinal
NSAIDs exert their anti-inflammatory effect by blocking this enzyme
cyclooxygenase
Photoreceptors in the retina that are sensative to color
cone cells
compliment proteins coat bacteria to enhace phagocytosis
opsonization
before a B lymphocyte can secrete antibodies, it must transform into
a plasma cell
which of the following cells are destroyed by the AIDS virus
helper T cells
a condition caused by infection with roundworms (filariae) characterized by dramatic accumulation of fluid, especially in the extemities is
elephantiasis
which of the following is not a function of the lymphatic system
it absorbs dietary lipids
the two basic types of specific immunity are _______ and ______ . Antibodies are produced in which type of specific immunity?
humoral, cellular, and humoral
when are cows most likely to suffer from ketosis
early lactation
the gestation time for a cow is _____ months which mean they need to give birth ______ to maintain a normal lactation schedule
9 ,2 months
what is BST
recombinant boume somatotropin
two non-protein nitrogen sources utilized by the rumen microbes to make protein for the dairy cow
urea and ammoniated feeds
on the electrocardiogram, depolarization of the ventricle is represented by the
QRS complex
how do statins lower levels of cholesterol in your blood
HMG coreductase inhibitor (block enzyme NMG which is needed to produce cholesterol)
the most powerful stimulus to breathe is
the PCO2 of the blood
what are the 2 sources of cholesterol in our bodies
dietary and liver synthesis
the collapse or congestion of a lung is called
atelectasis
under water as pressure increases, larger amounts of nitrogen dissolve in the blood. Which gas law applies here?
Henry's law