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77 Cards in this Set

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