1.dental Hygiene Board Review

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# 1. Board Review for Dental Hygiene. Questions were taken from various sources, including books, online sources, and etc.

  
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1.  A topic hormone
A.
B.
C.
D.
2.  Almost all sensory impulses pass through what structure on their way to the cerebral cortex?
A.
B.
C.
D.
E.
3.  Which of the following is not a function of the pancreas?
A.
B.
C.
D.
4.  Which tract exerts a facilitative influence on motor neurons in the anterior horn?
A.
B.
C.
D.
E.
5.  Amino acids and glucose are reabsorbed in the proximal tubule by
A.
B.
C.
D.
6.  Select the correct pressure point statement:
A.
B.
C.
D.
E.
7.  The nerve responsible for constriction of the pupil of the eye is
A.
B.
C.
D.
8.  Transport of water across a cell membrane
A.
B.
C.
D.
9.  The physiological concept that refers to the maintenance of a constant environment is
A.
B.
C.
D.
E.
10.  Which of the following glial cells are responsible for myelin formation in the central nervous system?
A.
B.
C.
D.
11.  Which hormone is LESS involved in a stress reaction?
A.
B.
C.
D.
E.
12.  Which of the following functions are conducted in the dorsal columns of the spinal cord, that is, in the fasciculus graciles and cuneatus?
A.
B.
C.
D.
E.
13.  Which of the following valves prevent backflow of deoxygenated blood?
A.
B.
C.
D.
14.  Which of the following is derived from mesoderm?
A.
B.
C.
D.
E.
15.  The swallowing mechanism involves which of the following cranial nerves?
A.
B.
C.
D.
E.
16.  The area of the brain stem that contains cells of origin for the nerves that control motor activity for swallowing is
A.
B.
C.
D.
17.  What type of connective tissue is present in scar tissue?
A.
B.
C.
D.
E.
18.  Reabsorption of water in the distal convoluted tubules and collecting ducts is regulated by
A.
B.
C.
D.
19.  Insulin has all of the following effects EXCEPT
A.
B.
C.
D.
E.
20.  Pleura is a type of
A.
B.
C.
D.
E.
21.  All of the following are derived from endoderm except
A.
B.
C.
D.
22.  The developmental period in which teeth and the palate are most susceptible to teratogenic agents is the
A.
B.
C.
D.
23.  The autonomic nervous system exerts its influence on
A.
B.
C.
D.
24.    The sinoatrial node is the normal pacemaker of the heart because
A.
B.
C.
D.
E.
25.  The sympathetic innervation to the face and head structures is transmitted via nerves that have cells of origin in the
A.
B.
C.
26.  Mean arterial blood pressure is regulated by
A.
B.
C.
D.
E.
27.  Conduction occurs when a stimulus reduces the membrane potential to a critical level. This level is called
A.
B.
C.
D.
E.
28.  A type of receptor which is sensitive to pain is
A.
B.
C.
D.
E.
29.  The human immunodeficiency virus (HIV) can be accurately described by all of the following except
A.
B.
C.
D.
E.
30.  Active transport differs from facilitated diffusion in that active transport
A.
B.
C.
D.
E.
31.  Respiratory tidal volume is
A.
B.
C.
D.
E.
32.  Important centers for control of respiration and dardiovascular function are located in the
A.
B.
C.
D.
33.  During inspiration
A.
B.
C.
D.
34.  Carbon dioxide is carried in blood by all of the following EXCEPT
A.
B.
C.
D.
35.  All of the following terms are associated with the ventricles of the heart except
A.
B.
C.
D.
E.
36.  If the ventral root of a spinal nerve were sectioned what would be the result in the regions supplied by the nerve?
A.
B.
C.
D.
E.
37.  An enzyme that hydrolyzes polysaccharides is
A.
B.
C.
D.
E.
38.  Digestion means
A.
B.
C.
D.
E.
39.  Oxygenated blood flows through which of the following structures
A.
B.
C.
D.
40.  Aldosterone
A.
B.
C.
D.
E.
41.  Norepinephrine and epinephrine are released from
A.
B.
C.
D.
42.  Antidiuretic hormone is released in direct response to
A.
B.
C.
D.
E.
43.  Diastolic blood pressure is maintained at levels above zero by
A.
B.
C.
D.
44.  The neurotransmitter substance released at the postganglionic terminal of the parasympathetic division of the autonomic nervous system is
A.
B.
C.
D.
E.
45.  An accumulation of collecting ducts, as seen on gross examination of a kidney is called
A.
B.
C.
D.
46.  Which of the following describes the function of the hypothalamus?
A.
B.
C.
D.
E.
47.  Which of the following is/are not necessary for any of the responses referred to as reflexes?
A.
B.
C.
D.
E.
48.  With inspiration
A.
B.
C.
D.
49.  Identify the correct sequence of the blood flow through the heart, to the lungs, its return to the heart and out of the heart to systemic circulation
A.
B.
50.  The direction and rate of diffusion of an ion is influenced by the
A.
B.
C.
D.
51.  A normal differential blood count shows about 20 to 25 percent of which of the following?
A.
B.
C.
D.
E.
52.  Depolarization occurs with
A.
B.
C.
53.  Functions of the kidney include all of the following except
A.
B.
C.
D.
E.
54.  Extreme excitement in a patient may have the following effects on organ systems:
A.
B.
C.
D.
E.
55.  Calcitonin
A.
B.
C.
D.
E.
56.  Cardiac output is the product of the
A.
B.
C.
D.
57.  The primary motor area of the brain is the
A.
B.
C.
D.
E.
58.  Calcium homeostasis is maintained by
A.
B.
C.
D.
59.  Which gastrointestinal hormone controls secretion of water and bicarbonate by acinar cells of the pancreas
A.
B.
C.
D.
E.
60.  The organelles that contain enzymes capable of digesting and destroying cellular debris
A.
B.
C.
D.
E.
61.  Filtration in the kidney occurs at the
A.
B.
C.
D.
62.  Oxygen is carried in the blood
A.
B.
C.
D.
E.
63.  The pressoreceptor system
A.
B.
C.
D.
64.  Hormones
A.
B.
C.
D.
65.  Which of the following has the highest PCO2?
A.
B.
C.
D.
E.
66.  Corticospinal tract
A.
B.
C.
D.
E.
67.  All of the following are autonomic effects on the body except regulation of
A.
B.
C.
D.
E.
68.  A single motor neuron and the muscle cells supplied by its axon branches is termed
A.
B.
C.
D.
E.
69.  Sodium ions are reabsorbed, and potassium and hydrogen ions are secreted under the control of
A.
B.
C.
D.
E.
70.  Which of the following secretes progesterone?
A.
B.
C.
D.
E.
71.  What kind of cell types line the vascular channels of the body?
A.
B.
C.
D.
E.
72.  Ovulation
A.
B.
C.
D.
73.  Alveolar ventilation is increase by all of the following except
A.
B.
C.
D.
E.
74.  A patient with type AB blood can give a transfusion to type
A.
B.
C.
D.
75.  Gingiva and buccal mucosa
A.
B.
C.
D.
E.
76.  All of the following are concerned with protein digestion except
A.
B.
C.
D.
E.
77.  Which of the following is not a leukocyte?
A.
B.
C.
D.
E.
78.  Parasympathetic innervation to the lacrimal glands and the secretory glands of the nose and palate is transmitted via the
A.
B.
C.
D.
E.
79.  Functions of the adult liver include all of the following except
A.
B.
C.
D.
E.
80.  Blood pressure depends on
A.
B.
C.
D.
E.
81.  Rate of gastric emptying is affected by
A.
B.
C.
D.
E.
82.  Actin and myosin are proteins contained within a
A.
B.
C.
D.
83.  Damage to the precental gyrus of the cerebral cortex
A.
B.
C.
D.
E.
84.  An increase in parasympathetic activity
A.
B.
C.
D.
85.  In long bones, the process whereby cartilage cells are replaced by bone cells, organic matrix is laid down, and calcium and phosphate are deposited is known as
A.
B.
C.
D.
E.
86.  When a person is experiencing much pain, the pupils of the eye will
A.
B.
C.
D.
87.  Which of the following is NOT associated with a skeletal muscle?
A.
B.
C.
D.
E.
88.  What kind of joint, is described by the following: joint cavity present; bone ends covered by cartilage; may be separated by a disk; freely movable?
A.
B.
C.
D.
E.
89.  Cortisol
A.
B.
C.
D.
E.
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