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77 Cards in this Set
- Front
- Back
Control of temperature, endocrine activity and thirst are functions associated with the
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HYPOTHALAMUS
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Presbyopai is NOT
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THE UNEQUAL CURVATURE OF REFRACTING SURFACES
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What structure regulates the amount of light passing to the visual receptors of the eyes?
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IRIS
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The oil component found in tears is produced by the
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MEIBOMIAN GLANDS
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What is the main function of the rods in the eye
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VISION IN DIM LIGHT
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Preparing the body for lthe "fight or flight" response is the role of the
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SYMPATHETIC NERVOUS SYSTEM
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The three primary levels of neural intergration in a sensory system include all of the following except the
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EFFECTOR LEVEL
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The posterior side of the thigh leg, and foot is served by the what nerve
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TIBIAL
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A reflex that causes muscle relaxation and lengthening in response to muscle contraction is called a
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GOLGI TENDON REFLEX
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Receptors for hearing are located in the
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COCHLEA
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The sciatic nerve is a combination of which two nerves
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COMMON PERONEAL AND TIBIAL
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Which is a uniquely sympathetic function
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REGULATION OF BODY TEMPERATURE
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A drug that might be used specifically to reduce heart rate in cardiac patients could be
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BETA-BLOCKER
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Sympathetic response generally are widespread because
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SINGLE PREGANGLOINIC AXONS MAKE MULTIPLE SYNAPSE WITH GANGLIONIC NEURONS
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The oval window is connected directly to which passageway
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SCALA VESTIBULI
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Nerve fibers from the medial aspect of each eye
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CROSS OVER TO THE OPPOSITE SIDE AT THE CHIASMA
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Irritation of a major nerve of this plexus may cause hiccups
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CERVICAL PLEXUS
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The "knee jerk" reflex is an example of a
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STRETCH REFLEX
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Which of the folowing is not a result of parasympathetic stimulation
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DILATION OF THE PUPILS
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The secretions of lthe adrenal medulla act to supplement the effects of
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SYMPATHETIC STIMULATION
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Farsightedness is more properly called
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HYPEROPIA
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Which strucuture is not part of the external ear
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AUDITORY TUBE
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Which of the following nerves does not arise from the brachial plexus
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PHRENIC
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Ordinarily it is not possivel to transplant tissues from one person to another, yet corneas can be transplanted without tissue rejection.
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THIS IS BECAUSE THE CORNEA HAS NO BLOOD SUPPLY
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The abducens nerve
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SUPPLIES INNERVATION TO THE LATERAL RECTUS MUSCLE OF THE EYE
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Sympathetic fibers leave the spinal cord in the
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THORACOLUBER REGION, AND THE POSTGANGLIONIC FIBERS SECRETE NOREPINEPHRINE
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Parasympathetic functions include
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CONSTRICITON OF BRONCHIOLES
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the vagus nerve does not innervate the
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PARATHIOD GLAND
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Nerves that carry impulses toward the CNS only are
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AFFERENT NERVES
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A major nerve of the lumbar plexus is the
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FEMORAL
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31.
there are 41 pairs of spinal nerves |
F
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32.
the celiac ganglion is primarily associated with the sympathetic division |
T
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33.
The only cranial nerves to extend beyond the head and neck region are the vagus Nerves |
T
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34. Cranial nerves VII, IX and X contain postganglionic fibers of the parasympathetic nervous system
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T
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35.
The mucous membrane that lines the eyelids and is reflected over the anterior surface of the eyeball is the conjunctiva |
T
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36.
Acetylcholine is the substance released by the axonal endings of the somatic efferent fibers and by the parasympathetic nerves fiber endings |
T
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37.
The autonomic nervous system may cause activation or inhibition, depending on the division that is active and the target that is affected |
T
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38.
The meningeal branch of the spinal nerve actually reenters the vertebral canal to innervate the meninges and blood vessels. |
T
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39.
The musculocutaneous nerve is a major nerve of the brachial plexus |
F
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41.
Thermoregylatory responses to increased heat are mediated by the sympathetic nervous division |
T
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1.
Normal heart sounds are caused by which of the following events? |
Closure of heart valves
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2.
Which of the following is a protective function of blood? |
Prevention of blood loss.
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3.
Which of the following is not a category of endocrine gland stimulus |
Enzyme
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4.
An individual who is blood type AB negative |
can receive any blood type in moderate amounts except that with the Rh antigen
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5.
Gonadocorticoid(s) |
Production by the adrenal gland is insignificant compared with sex hormones release from the gonads during late puberty.
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6.
Cardiac output is about------ l/min. |
5.25
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7.
What ion is sometimes used as a second messenger of amino acid-base hormone |
Calcium.
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8.
Growth hormone |
Promotes long bone growth during the formative years
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9.
Damage to the ------- is referred to as heart block |
AV node
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10.
Which of the following is not a change that may be caused by hormonal stimulus? |
direct control of the nervous system
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11.
Which of the following might trigger erythroposesis? |
increased tissue demand for oxygen.
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12.
Glaconegenises occurs in the liver due to the action of |
Cortisol.
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13.
ADH |
is inhibited by alcohol
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14.
the term for pain associated with deficient blood delivery to the heart that may be caused by the transient spasm of coronary arteries is |
angina pecrtoris
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15.
When it becomes necessary to enlist the fight-or-flight response a hormone that is released during the alarm phase of the general adaptation syndrome is |
epinephrine.
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16.
if the vagal nerves to the heart were cut the result would be that |
the heart rate would increase by about 25 beats per minute
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17.
blood is carried to capillaries in the myocardium by way of |
Coronary arteries
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18.
Insulin, a small (51-amino-acid) protein is synthesized by the beta cells of the pancrease. This hormone is released |
when the body’s glucose level rises
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19.
Normal development of the immune response is due in part to hormones produced by the |
thymus gland
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20.
The major targets of growth hormone are |
bones and skeletal muscles
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21.
Which blood type is called the universal donor? |
O
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22.
Hemorrhage with a large loss of blood causes: |
a lowering of blood pressure due to change in cardiac output.
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23.
several hormones are synthesized in the hypothalamus and transported to the anterior pituitary gland. The mechanism of transportation from hypothalamus to anterior pituitary gland is through the |
Hypophyseal postal system.
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24.
blood within the pulmonary veins returns to the: |
left atrium
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25.
which organ is responsible for synthesizing ANP |
the heart
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26.
the stroke volume for a normal resting heart is ----ml/beat |
70
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27.
ACTH: |
secretion is regulated by a hypothalamic secretion.
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28.
platelets |
stick to the damaged area of a blood vessel and help seal the break.
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29.
blood enters which of these vessel during ventricular systole? |
Aorta and pulmonary arteries.
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30.
Aldosterone: |
functions to increase sodium resorption
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32.
Thromboembolytic disorders |
) include embolus formation, a clot moving within the circulatory system.
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33.
which of these is not normal plasma protein? |
thromboplastin
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34.
a lack of intrinsic factor, leading to a deficiency of vitamin b12 and large pale cells called macrocytes is characteristic of |
pernicious anemia
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35.
No visible cytoplasmic granules are present in |
monocytes
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36.
Which organ does not have hormone production |
Liver
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37.
The tricuspid valve is closed |
when the ventricle is in systole
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38.
Which of the following organs is affected by thyroid hormone? |
Liver
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