Set 1.3 Flashcards by Nathaneille Cunanan

The union of two triangular ridges resulting in a single ridge is
A. Cusp ridge
B. Marginal ridge
C. Proximal ridge
D. Transverse ridge

D. Transverse ridge

How well did you know this?

Not at all

Perfectly

The oblique ridge of the permanent maxillary first molar is
A. Mesiofacial and mesiolingual cusps
B. Mesiolingual and distolingual cusps
C. Mesiofacial and distofacial cusps
D. Mesiolingual and distofacial cusps

D. Mesiolingual and distofacial cusps

How well did you know this?

Not at all

Perfectly

What is the measurement of the freeway space?
A. 1-2 mm
B. 3-6 mm
C. 2-4 mm
D. 2-6 mm

C. 2-4 mm

How well did you know this?

Not at all

Perfectly

Part of the interdental gingiva that connects the buccal and lingual peaks
A. Escarpment
B. Col
C. Ramp
D. Pacada

B. Col

How well did you know this?

Not at all

Perfectly

Tooth 51 and 61 (primary central incisors) usually shed at what age?
A. 1- 1 ½ y.o.
B. 1 ½- 2 y.o.
C. 2-3 y.o.
D. 6-7 y.o.

D. 6-7 y.o.

How well did you know this?

Not at all

Perfectly

On average, how much root structure must be formed before a tooth erupts?
A. 0%-33%
B. 33%-49%
C. 50%-66%
D. 67%-75%

C. 50%-66%

How well did you know this?

Not at all

Perfectly

How many embrasures are present per contact area?
A. 1
B. 2
C. 3
D. 4

D. 4

How well did you know this?

Not at all

Perfectly

In addition to the liver, which of the following is the major site of glycogen storage?
A. Brain
B. Spleen
C. Smooth muscle
D. Skeletal muscle

D. Skeletal muscle

How well did you know this?

Not at all

Perfectly

The marginal ridges are more prominent on the lingual surface of
A. Maxillary centrals
B. Maxillary laterals
C. Mandibular centrals
D. Mandibular laterals

B. Maxillary laterals

How well did you know this?

Not at all

Perfectly

Ingestion of which of the following most markedly
decreases gastric emptying?
A. Carbohydrates
B. Fats
C. Protein
D. Water

B. Fats

How well did you know this?

Not at all

Perfectly

The highest and sharpest cusp of the deciduous
mandibular first molar is the:
A. Mesiolingual
B. Distolingual
C. Distobuccal
D. Distal

A. Mesiolingual

How well did you know this?

Not at all

Perfectly

When viewed from the buccal and lingual aspect,
the crowns of all mandibular and maxillary
incisors appears to have a :
A. Triangular Outline
B. Rhomboidal Outline
C. Trapezoidal Outline
D. Rectangular Outline

C. Trapezoidal Outline

How well did you know this?

Not at all

Perfectly

Which tooth may have a pulp chamber that is
somewhat triangular as opposed to oval?
A. Mx. Central incisor
B. Mx. Lateral incisor
C. Md. Central incisor
D. Md. Lateral incisor

A. Mx. Central incisor

How well did you know this?

Not at all

Perfectly

Which of the following bones forms the roof of
the orbit?
A. Zygomatic
B. Maxilla
C. Frontal
D. Palatine

C. Frontal

How well did you know this?

Not at all

Perfectly

Which muscle may be paralyzed as a result of
compression of the facial nerve?
A. Anterior belly of digastric
B. Geniohyoid
C. Stapedius
D. Masseter

C. Stapedius

How well did you know this?

Not at all

Perfectly

Which of the following cell types located at the
fundus of the stomach produced hydrochloric
acid?
A. Parietal cells
B. G cells
C. Mucus cells
D. Chief cells

A. Parietal cells

How well did you know this?

Not at all

Perfectly

Alpha cells of the hypophysis secrete
A. Glucagon
B. Thyroxin
C. Sex hormone
D. Growth hormone

D. Growth hormone

How well did you know this?

Not at all

Perfectly

Hormone that facilitates reabsorption of sodium
in renal tubules
A. Cortisone
B. Aldosterone
C. Vasopressin
D. Parathyroid hormone

B. Aldosterone

How well did you know this?

Not at all

Perfectly

Minimum number of lobes in the development of
human tooth
A. 2
B. 3
C. 4
D. 5

C. 4

How well did you know this?

Not at all

Perfectly

Which of the following alterations in gastric
function would result from bilateral vagotomy?
A. Increase in gastric secretion
B. Decrease in production of hci and increase in production of pepsin
C. No effect on gastric secretion
D. Abolition of the cephalic phase of gastric
secretion

D. Abolition of the cephalic phase of gastric secretion

How well did you know this?

Not at all

Perfectly

An action potential in a nerve fiber is considered to be related to:
A. The changed orientation of molecules in the membrane giving rise to a static potential difference
B. The entry of sodium ion followed by the exit of potassium ion
C. A breakdown of metabolic products resulting in different concentrations of potassium across the membrane
D. The flow of electrons across the membrane following change in membrane permeability

B. The entry of sodium ion followed by the exit of potassium ion

How well did you know this?

Not at all

Perfectly

The blood pressure in the aorta is lowest?
A. At the end of ventricular systole
B. At the end of ventricular diastole
C. At the end of isometric contraction in the
ventricle
D. When the second heart sound occurs at the beginning of ejection of blood from the
auricles.

C. At the end of isometric contraction in the ventricle

How well did you know this?

Not at all

Perfectly

Mylohyoid ridge is found on which portion of the
mandible
A. Coronoid
B. Body
C. Ramus
D. Condyle

B. Body

How well did you know this?

Not at all

Perfectly

Sweat glands are governed by
A. Sympathetic nerves
B. Parasympathetic nerves
C. Central nervous system
D. Peripheral nervous system

A. Sympathetic nerves

How well did you know this?

Not at all

Perfectly

Which portion of the nervous system contains the cardiac, vomiting and vasomotor centers? A. Medulla B. Thalamus C. Cerebrum D. Cervical region of the spinal cord

C. Cerebrum

The organ that is most dependent on a constant supply of oxygen is A. Kidney B. Liver C. Brain D. Thyroid

C. Brain

Fertilization occurs in the A. Uterine tubes B. Ovary C. Graafian follicles D. Vagina

A. Uterine tubes

Which of the following disorder is characterized by uncontrollable episodes of falling sleep during the day? A. Dyslexia B. Epilepsy C. Hydrocephalus D. Narcolepsy

D. Narcolepsy

Involution of the thymus would occur following which year in a healthy individual? A. At birth B. 3 years old C. 7 years old D. 12 years old

D. 12 years old

The most important function of hydrochloric acid in the stomach is A. Activation of pepsinogen B. Neutralization of chime C. Stimulation of pancreatic secretion D. Hydrolysis of protein

A. Activation of pepsinogen

Which of the following pattern of net flux ions is true during depolarization of action potential in nerve axon A. Na in, K in, Cl out B. Na out, K in, Cl in C. Na in, K out, Cl in D. Na out, K out, Cl out

C. Na in, K out, Cl in

First heart sound begins during A. PR segment B. PR interval C. QRS complex D. ST segment

D. ST segment

Which of the following is a large bone superior to the patella and inferior to the ischium? A. Calcaneus B. Femur C. Tibia D. Ulna

B. Femur

The point at which an impulse is transmitted from one neuron to another is called the A. Dendrite B. Glial cell C. Synapse D. Terminal plate

C. Synapse

Teeth used for tearing and piercing food A. Incisors B. Canines C. Premolars D. Molars

B. Canines

The first permanent tooth to erupt in general A. Md central molars B. Mx central molars C. Md central incisors D. Mx central incisors

A. Md central molars

The permanent dentition has ____ teeth in total A. 28 B. 32 C. 36 D. 300+

B. 32

The largest portion of the brain A. Cerebrum B. Cerebellum C. Diencephalon D. Brain stem

A. Cerebrum

A flexible muscular organ that connects the pharynx and the stomach A. Trachea B. Larynx C. Esophagus D. Epiglottis

C. Esophagus

_are formed by the articulation of two cranial bones. A. Syndesmoses B. Symphyses C. Synchondroses D. Sutures

D. Sutures

The primary sensory innervation of the TMJ is A. CN V B. CN VII C. CN VIII D. CN X

A. CN V

The premolar with the occlusal groove pattern that simulate the letter “Y” is A. Mx first B. Mx second C. Md first D. Md second

D. Md second

Muscles of mastication include the following EXCEPT A. Masseter B. Tongue C. Medial pterygoid D. Lateral pterygoid

B. Tongue

Functions of the synovial fluid A. Nutrition B. Lubrication of the joint C. Prevents wear and tear D. All of the above

D. All of the above

Term for sustained contraction of muscle A. Tonus B. Twitch C. Tetany D. None of the above

C. Tetany

The tooth with the widest mesiodistal dimension: A. Maxillary central B. Maxillary canine C. Maxillary lateral D. Mandibular canine

A. Maxillary central

The process whereby the organic framework of the tooth hardens A. Exfoliation B. Calcification C. Eruption D. Emergence

B. Calcification

This substance causes muscle fatigue A. Creatinine B. Troponin C. Acetylcholine D. Lactic acid

D. Lactic acid

Which of the following clotting factors is also known as the Stuart-Prower factor? A. Factor X B. Factor XII C. Factor VII D. Factor IX

A. Factor X

Which of the following gas is the most abundant in the environment? A. Carbon Dioxide B. Oxygen C. Hydrogen D. Nitrogen

D. Nitrogen

Which of the following muscles aids in forceful expiration? A. Serratus posterior superior B. Scalene muscles C. Rectus abdominis D. Serratus posterior inferior

C. Rectus abdominis

The right lungs has _ lobes A. 2 B. 3 C. 4 D. None

B. 3

Which of the following is not a retroperitoneal structure? A. Pancreas B. Kidneys C. Transverse colon D. Ureters

C. Transverse colon

The deepest layer of the epidermis is the A. Stratum corneum B. Stratum granulosum C. Stratum spinosum D. Stratum basale

D. Stratum basale

The pituitary gland is seated superiorly on which sinus A. Frontal B. Maxillary C. Anterior ethmoid D. Sphenoid

D. Sphenoid

A tough extremely strong fibrous protein whjch gives connective tissue strength is A. Collagen B. Elastin C. Hyaline D. Cortical

A. Collagen

Hematocrit is the percentage of _ to the total blood volume A. RBC B. WBC C. Plasma cells D. Platelets

A. RBC

In the human body, nails are made up of A. Melanin B. Keratin C. Enamel D. Cartilage

B. Keratin

The greater tubercle is located in A. Humerus B. Radius C. Ulna D. Femur

A. Humerus

The major portion of the coxal bone is A. Pubis B. Ischium C. Ilium D. Sacrum

C. Ilium

The foramen magnum passes through the A. Atlas B. Axis C. Temporal bone D. Occipital bone

D. Occipital bone

Neurotransmitters are stored within A. Motor end plates B. Synaptic clefts C. Motor units D. Motor neuron endings

D. Motor neuron endings

Which of the following is a depression on the bone? A. Fossa B. Epicondyle C. Head D. Spine

A. Fossa

Which of the following is found in the dermis? A. Stratum corneum B. Adipose cells C. Melanocytes D. Pain and touch receptors

D. Pain and touch receptors

The mastoid process is a landmark on the A. Ethmoid bone B. Parietal bone C. Temporal bone D. Frontal bone

C. Temporal bone

To produce horizontal wrinkles on the forehead, which of the following muscle is involved A. Buccinators B. Masseter C. Frontalis D. Temporalis

C. Frontalis

What is the first threat to life from a massive third-degree burn A. Infection B. Unbearable pain C. Loss of immune function D. Dehydration

D. Dehydration

Which of the following homeostatic imbalances is caused by a virus A. Cold sores B. Contact dermatitis C. Impetigo D. Cyanosis

A. Cold sores

Spasms of this strap-like muscle often results ib torticollis A. Zygomaticus B. Sternocleidomastoid C. Masseter D. Serratus anterior

B. Sternocleidomastoid

Although you get wet while swimming, a tough protein within skin prevents it from soaking up moisture like a sponge. This substance is A. Melanin B. Carotene C. Keratin D. Mucus

C. Keratin

The small cavities in bone tissues where osteocytes are found are called A. Lacunae B. Haversian canal C. Trabeculae D. Volkmann’s canal

A. Lacunae

The presence of epiphyseal plate indicates that A. Bone length is no longer increasing B. Bone diameter is increasing C. Bone length is increasing D. Bone is dead

C. Bone length is increasing

The skin is A. Synovial membrane B. Basement membrane C. Serous membrane D. Cutaneous membrane

D. Cutaneous membrane

While doing jumping jacks during an exercise, your arms and legs move away from the body midline of your body. This motion is called A. Extension B. Circumduction C. Adduction D. Abduction

D. Abduction

All of the following facial bones are paired except one. Which of the following is the unpaired facial bone A. Maxillae B. Vomer C. Palatine D. Lacrimal

B. Vomer

A muscle group that works with and assists the action of prime mover is a(n) A. Antagonist and fixator B. Antagonist only C. Synergist only D. Fixator only

C. Synergist only

The secretion of sebum is stimulated by A. By hormones, specially male sex hormones B. As a protective coating when one is swimming C. By high temperatures D. When the air temperature drops

A. By hormones, specially male sex hormones

Mucous membrane are located A. Lining the abdominal wall B. Lining the stomach C. Covering the brain D. Covering the heart

B. Lining the stomach

Acne is a disorder associated with inflammation of A. Sudoriferous glands B. Apocrine glands C. Sebaceous glands D. Hair follicles

C. Sebaceous glands

A muscle located on the dorsal side of the body A. Rectus femoris B. Pectoralis major C. External intercostals D. Trapezius

D. Trapezius

The mandibular “primate space” is usually found in the primary dentition between: A. Central incisors B. Canine and first molar C. Central and lateral incisors D. First and second molar.

B. Canine and first molar

With respect to their permanent successors, the sum of the mesiodistal diameters of the first and second deciduous molars is, generally: A. Less B. Greater C. Not Related D. Constant

B. Greater

Which of the following permanent teeth would be expected to have the most variable occlusal anatomy? A. Maxillary lateral incisor B. Maxillary third molar C. Maxillary second premolar D. Mandibular first molar

B. Maxillary third molar

Which of the following features would be an aid in distinguishing a maxillary lateral incisor from a mandibular lateral incisor? A. Flattened root of the maxillary lateral B. Sharper incisal angles of the maxillary lateral C. More pronounced lingual fossa of the maxillary lateral D. Thinness of the incisal ridge of the maxillary lateral

C. More pronounced lingual fossa of the maxillary lateral

The region that contains the navel is the A. Orbital region B. Anterior knee C. Umbilical region D. Carpal region

C. Umbilical region

The urethra is one of the organs in the A. Female reproductive system B. Urinary system C. Endocrine system D. Nervous system

B. Urinary system

The type of solution that is given to a patient with fluid retention is A. Hypertonic solution B. Hypotonic solution C. 5% dextrose D. 0.18% nacl solution

A. Hypertonic solution

Carbohydrates are stored in the liver and muscles in the form of A. Glucose B. Functional protein C. Glycogen D. Cholesterol

C. Glycogen

The ovary is part of which of the ff two systems A. Reproductive and respiratory system B. Endocrine and respiratory system C. Digestive and reproductive system D. Reproductive and endocrine system

D. Reproductive and endocrine system

Osmosis does not involve A. A differentially permeable membrane B. Diffusion of solvent C. Diffusion of solute D. A difference in water concentrations

C. Diffusion of solute

The tissue that is usually well vascularized and has an extensive intercellular matrix A. Connective tissue B. Nervous system C. Muscle tissue D. Brain tissue

A. Connective tissue

The organic compounds that function in building tissues and acting as enzymes are the A. Carbohydrates B. Nucleic acids C. Proteins D. Lipids

C. Proteins

Goblet cells are found in A. Simple columnar epithelium B. Stratified squamous epithelium C. Transitional epithelium D. Simple squamous epithelium

A. Simple columnar epithelium

All of the following are found in the nucleus, EXCEPT A. Nucleolus B. Chromatin C. DNA D. Centrioles

D. Centrioles

The type of muscle tissue that is found in the walls of the blood vessels A. Cardiac and skeletal muscle B. Cardiac muscle only C. Skeletal muscle only D. Smooth muscle only

D. Smooth muscle only

A section that divides the body on the longitudinal plane into the right and left parts A. Transverse B. Sagittal C. Oblique D. Coronal

B. Sagittal

Cranial nerve that supplies the periodontium A. VII B. IX C. V D. X

C. V

Breaking up of sound and modification of sound coming from the larynx : A. Respiration B. Resonance C. Phonation D. Articulation

D. Articulation

Process by which sound is intensified: A. Respiration B. Resonance C. Phonation D. Articulation

B. Resonance

Phase of chewing accomplished by the action of the digastric and mylohyoid muscle with the help of gravity: A. Opening B. Occlusion C. Closing D. All of these

A. Opening