1.dental Hygiene Board Review

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

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