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WorksheetsCDC Set P Vol 2
Total questions: 70
Worksheet time: 6hrs 41mins
Which of these is not an active phase of mitosis?
Prophase
Interphase
Telophase
Metaphase
Which example of specialized cells form the enamel of the tooth?
Fibroblasts
Osteoblasts
Ameloblasts
Odontoblasts
Which is not the function of epithelial tissue?
Performs secretion
Covers surface of the body
Allows movement of the body
Lines passageways and cavity of the body
Which is not a characteristic of the muscle tissue?
Elasticity
Protection
Irritability
Contractibility
The substance composed of iron, salt, and protein that gives red blood cells their red color is an example of
Hemoglobin
Erythrocyte
Thrombin
Platelets
Fighting infection by enveloping and ingesting bacteria is an example of what type of blood cells?
Leukocytes
Erythrocytes
Thrombocytes
Megakaryocytes
Which body system performs certain functions in regulating body temperatures, and also functions to protect and cover the body?
Muscular
Endocrine
Circulatory
Integumentary
Which function is not part of the integumentary structure?
Repairs itself when injured.
Regulates body temperature.
Secretes oil and sebum into hair follicles.
Covers and protects body from injury and death.
Which is an example of an irregular bone?
Skull.
Wrist.
Femur.
Mandible.
Which muscle is not a main part of the skeletal muscle?
Belly.
Back.
Origin.
Insertion.
Which muscle is located on the side of the neck, serving as a liner, and acts to pull the head left or right on the shoulder and flex the head toward the chest or shoulders?
Deltoid.
Trapezius.
Temporalis.
Sternocleidomastoid.
The diaphragm muscle
is broad diamond-shape.
forms floor of the thoracic cavity.
covers one-third of the back on each side.
originates in the sternum and cartilages of ribs.
Which option is not a function of the circulatory system?
Assists respiration and excretory functions by carrying oxygen from the lungs to the cells, and carbon dioxide from the cells to the lungs.
Carries amino acids, lipids, inorganic salts, and vitamins from the digestive tract to the cells.
Distributes the hormones of the endocrine glands to the cells that they regulate.
Transports waste products from the organs of excretion.
Which part of the circulatory system includes blood flow to all parts of the body except the lungs?
Portal.
Arterial.
Systemic.
Pulmonary.
The best example of the systemic circulation phase is the
left side of the heart receives deoxygenated blood into the atrium from the various regions of the body.
right side of the heart receives deoxygenated blood into the atrium from the various regions of the body.
left side of the heart receives the oxygenated blood from the lungs into the atrium, and the ventricle pumps it into all regions of the body.
right side of the heart receives the oxygenated blood from the lungs into the atrium, and the ventricle pumps it into all regions of the body.
Which effect do Vagus nerves have on heart rate?
Increase heart rate.
Decrease heart rate.
Produce sensation of pain.
Are heart stimulated by reduced blood flow.
Which segment of the cardiovascular system gives oxygen and nutritive substance to the tissues as the blood passes through it?
Veins.
Arteries.
Ventricle.
Capillaries.
Which is not a component of the lymphatic system?
Tubules.
Vessels.
Nodes.
Ducts.
Which related organ of the lymphatic system is located in the posterior of the mouth between the anterior and posterior pillars of the fauces?
Spleen.
Thymus.
Palatine tonsils.
Nasopharyngeal tonsil.
If the neuron carries impulses away from the cell body, it is called a(an)
Axon.
Dendrite.
Ganglion.
Neuron membrane.
Efferent neurons carry impulses
From the periphery to the spine and brain.
From the brain and spine to the periphery.
Away from the cell body.
Toward the cell body.
Which function is not part of the brain stem?
Pons.
Midbrain.
Cerebellum.
Medulla oblongata.
Why is the brain and spinal cord covered by meninges?
To maintain vital body processes.
A place for an exit of cranial nerves.
Provides a protective cushion to the body structures.
To carry voluntary and involuntary impulses throughout the body.
The peripheral nervous system is made up of both cranial and spinal nerves which total
12 pairs.
21 pairs.
31 pairs.
43 pairs.
What part of the upper respiratory system is an example of the pharynx?
Adenoids
Bronchi
Pleurae
Lungs
What part of the lower respiratory system is a cylindrical tube composed of 16 to 29 C-shaped cartilage rings and lined with cilia and mucous glands which help entrap dust and foreign matter?
Pharynx
Trachea
Bronchi
Larynx
Why is the pleurae important within the respiratory system?
Conveys air into the lungs
Exchanges oxygen for carbon dioxide
Reduces friction between the two layers lining the chest during respiration
Increases friction between the two layers lining the chest during respiration
The process of breathing is a harmonious interplay of nerve impulses, muscular activity, and mechanical pressure changes, all influenced by chemical changes in the
blood
brain
lungs
air
During inspiration, what forces the air through the conducting passages?
Decreased thorax
Atmospheric pressure
Upward movement of the diaphragm
Pressure increase in the intrathoracic space
After the muscles of inspiration relax, and the chest wall and lungs recoil,
the ribs move forward and upward
the intercostal muscles contract
increased thorax occurs
expiration occurs
The bile and pancreatic ducts that bring secretions from the liver, pancreas, and gallbladder open into the
duodenum
jejunum
cecum
ileum
Material that cannot be digested or absorbed in the small intestine will pass through the ileocecal valve directly into the
anus
oblique colon
anal sphincter
large intestine
What part of the large intestine extends across the abdominal cavity turning into the descending colon?
Sigmoid.
Appendix.
Ascending colon.
Transverse colon.
Which best describes the function of the liver?
Helps maintain proper blood sugar levels.
Keeps food particles together.
Provides hormone insulin.
Reservoir for storing bile.
What action is performed when food arrives in the duodenum?
Aids in the metabolism.
Aids digestion by producing pancreatic juices.
Gallbladder contracts and sends bile through the cystic duct.
Saliva moistens and lubricates the mouth making swallowing easier.
One function of the pancreas is to
secrete bile.
store vitamins.
produce the hormone insulin.
detoxify harmful substances.
One function of the salivary glands is to
store vitamins.
provide insulin.
secrete antibodies.
initiate the digestive process.
Which of the following describes cranial bones?
Forms the eye socket.
Forms the bridge of the nose.
Largest portion of the nasal septum.
Connect the brain with the spinal cord through the occipital.
What is the importance of the zygoma bone?
Connects with the frontal bone to form the bridge of the nose.
Protects the eyes from any large objects that may strike the face.
Forms the upper two-thirds of the face and supports the upper teeth.
Forms a large portion of the eye socket and the prominence of the cheeks.
Which best describes the location of the mental foramen?
Found on the lingual surface of the ramus within the mandibular canal.
Perforation through the body of the maxilla just below the eye socket.
Attached to the mylohyoid ridges on each side of the lingual surface.
Perforation on each side of the facial surfaces of the mandible.
What purpose do the masseter muscles provide in the mastication process?
Compress the cheeks in order to keep food between teeth.
Raise the mandible, exerting pressure on the teeth.
Pull the head of the mandible forward and inward.
Raise and retract the mandible.
What are the two actions of the temporalis muscle?
Pull the head of the mandible forward and inward.
Lower and protrude the mandible.
Raise and retract the mandible.
Raise and lower the mandible.
The facial muscles of expression are innervated by which cranial nerve?
Seventh cranial nerve.
Fifth cranial nerve.
Ophthalmic.
Maxillary.
Which of the following is not a major muscle of facial expression?
Mentalis.
Mylohyoid.
Orbicularis oris.
Zygomatic major.
Which branch of the maxillary division of the trigeminal nerve innervates the third molar, second molar, and the lingual and distofacial root of the first molar?
Middle superior alveolar.
Anterior superior alveolar.
Posterior superior alveolar.
Ophthalmic superior alveolar.
What areas of the oral cavity are supplied sensation from the three palatine branches of the maxillary division of the trigeminal nerve?
Lingual gingiva of the maxillary arch and the palate.
Buccal gingiva of the maxillary arch and the palate.
Lingual and buccal gingiva of the maxillary arch.
The palate only.
Which nerve supplies sensory innervation to the tongue?
Fifth cranial.
Seventh cranial.
Eighth cranial.
Twelfth cranial.
Which artery supplies blood to the head and neck?
Pulmonary.
Internal carotid.
Common carotid.
Internal pulmonary.
What arteries supply the soft tissue of the side of the face and nose, the lip tissues, and the muscles?
Lingual.
Internal maxillary.
External maxillary.
Superficial temporal.
Infections from the lower teeth, the upper posterior teeth, and the alveolar network reach the cavernous sinuses by way of the
external jugular vein.
internal maxillary vein.
external maxillary vein.
pterygoid plexus of veins.
The components that act as filters to remove bacteria and other particles from the lymph system are referred to as lymph
ducts.
nodes.
vessels.
capillaries.
A person’s complexion and ethnic group may cause what difference in their gingiva?
Stippling.
Shape.
Color.
Tone.
Which mucosa has an abundance of elastic fibers, allowing free movement and elasticity of the areas it supplies?
Lining.
Connective.
Masticatory.
Specialized.
The sickle-shaped extensions of connective tissue that connect to the lips and alveolar ridges are called
labial frena.
lingual frena.
maxillary foramen.
mandibular foramen.
Which muscle controls movement of the tongue?
Intrinsic only.
Extrinsic only.
Exogenous only.
Intrinsic and extrinsic.
Why are ameloblasts an important part of teeth?
Covers the outer layer of the root.
Contains the dental pulp.
Form enamel.
Form dentin.
What is the second hardest calcified tissue in the human body that forms the major portion of the tooth?
Pulp.
Dentin.
Enamel.
Cementum.
Which is not a function of the periodontal ligament?
Nutrition.
Sensation.
Retraction.
Formation.
Which phase of tooth development causes regular changes in the size and portion of a growing tooth?
Calcification.
Proliferation.
Histodifferentiation.
Morphodifferentiation.
During which stage of tooth development is the pattern or basic form and size of the future tooth established?
Initiation.
Proliferation.
Histodifferentiation.
Morphodifferentiation.
Why is attrition important in dental anatomy?
Allows root resorption.
Helps maintain tooth occlusion.
Prevents the continuing eruption of teeth.
Wears on the occlusal and interproximal surfaces of teeth during mastication.
The surfaces of each tooth is named by
the direction it faces.
the kind of tooth it is.
whether it is an anterior or a posterior tooth.
whether it is a maxillary or mandibular tooth.
In a normal adult, how many teeth are located in each quadrant?
4.
6.
8.
16.
Which is not a function of primary teeth?
Guides the developing permanent teeth.
Designed for cutting and tearing.
Aids the articulation of speech.
Provides chewing surfaces.
Which primary tooth does not resemble any of the other teeth, primary or permanent?
Maxillary first molar.
Mandibular first molar.
Maxillary second molar.
Mandibular second molar.
What causes the exfoliation process?
Growth of the roots by osteoblasts.
Growth of the crown by osteoblasts.
Resorption of the roots by osteoclasts.
Resorption of the crown by osteoclasts.
Which best describes the permanent maxillary first bicuspid?
Double rooted and used for pulverizing food.
Single rooted and used for cutting and tearing.
Double rooted and used for chewing solid food masses.
Single rooted and used for cutting without heavy force.
Which of the following is the largest cranial bone?
frontal
parietal
occipital
temporal
This type of tissue is the most highly specialized tissue in the body.
Skeletal
Smooth (visceral)
Nerve
Cardiac
Which of these carry impulses toward the cell body?
Dendrites
Axons
Afferent
Efferent
