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Input from what system causes vasoconstriction during exercise and therefore an increase in blood pressure?
a.Sympathetic nervous system
b.Parasympathetic nervous system
c.Central nervous system
d.Peripheral nervous system

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Terms in this set (1357)

Input from what system causes vasoconstriction during exercise and therefore an increase in blood pressure?
a.Sympathetic nervous system
b.Parasympathetic nervous system
c.Central nervous system
d.Peripheral nervous system

In what order does the impulse for depolarization travel through the heart?
a.AV node, SA node, bundle of His, Purkinje fibers
b.SA node, AV node, bundle of His, Purkinje fibers
c.SA node, AV node, Purkinje fibers, bundle of His
d.AV node, SA node, Purkinje fibers, bundle of His

The wave on an electrocardiogram that is associated with the atrial wall depolarization is the
a.PR interval
b.T wave
c.QRS complex
d.P wave

Sensory nerves are considered
a.Efferent motor nerves
b.Motor nerves
c.Efferent nerves
d.Afferent nerves

An imbalance of what minerals can affect nerve function?
a.Phosphorus and magnesium
b.Sodium and potassium
c.Manganese and chromium
d.Iron and zinc

Which muscle cells have single nuclei?
a.Skeletal and cardiac
b.Skeletal and smooth
c.Smooth and cardiac
d.Skeletal only

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Cattle and swine display what type of estrous cycle?
a.Polyestrous
b.Seasonally polyestrous
c.Diestrous
d.Monoestrous

Dogs demonstrate what type of estrous cycle?
a.Polyestrous
b.Seasonally polyestrous
c.Diestrous
d.Monoestrous

What species is an induced ovulator?
a.Bovine
b.Equine
c.Canine
d.Feline

In what stage of the estrous cycle does the corpus luteum develop?
a.Proestrus
b.Estrus
c.Metestrus
d.Diestrus

The hormone produced by a developing ovarian follicle is
a.Estrogen
b.Progesterone
c.Prolactin
d.Oxytocin

What hormone contracts the female reproductive tract to help move spermatozoa into the oviducts?
a.Estrogen
b.Progesterone
c.Prolactin
d.Oxytocin

To achieve a normal pregnancy, the blastocyst attaches to what structure?
a.Endometrium
b.Placenta
c.Oviduct
d.Cervix

From the estrous cycle to parturition, in what order are the following hormones released?
a.Estrogen, oxytocin, progesterone
b.Oxytocin, estrogen, progesterone
c.Estrogen, progesterone, oxytocin
d.Progesterone, estrogen, oxytocin

n cotyledonary placentation the mother's side of the attachment is called the
a.Caruncle
b.Cotyledon
c.Placentome
d.Polycyton