DEAD Questions - Science

What is the basic unit (parent structure) of all aromatic compounds?

Benzene

Lymphogranuloma venereum is caused by a

Chlamydia

In which of the following cases will decomposition develop most rapidly?

Edematous body

Which of the following methods of injection and drainage is recommended for use in embalming cases which exhibit vascular disorders?

Intermittent method

Which vein is considered to be the companion to the common carotid artery?

Internal jugular vein

What is the purpose of ponceau in embalming fluids?

It will impart a color change

If the cheekbones do not appear prominent enough which of the following procedures would work best to make them appear more prominent?

Lighten the lateral areas and darken the medial areas of the face

Corrective cosmetizing on a triangle shaped face would involve which of the following?

Lighten the sides of forehead. Darken the sides of jaw line.

Who was the first to note capillary circulation?

Marcello Malpighi

Formaldehyde in water in a closed system such as an embalming fluid bottle, actually exists as:

Methylene Glycol - HCHO + H₂0> CH₂(OH)₂

This cavity is made up of two irregular-shaped spaces separated by cartilage and is used as a hidden injection point for tissue building the face.

Nasal Cavity

Which of these is the most accurate classification of livor mortis?

Post mortem intravascular blood discoloration

What muscle acts as the anatomical guide for the external iliac artery?

Psoas major

Which artery should be raised and injected to facilitate the embalming of the body between the antecubital fossa and the wrist?

Radial

Which of these blood vessels is the origin of the axillary artery?

Subclavian artery

Which of these is considered to be the most important aspect of the embalming operation for the safety of the public at visitation?

The disinfection of the body

Which of the following actions would help normalize the moisture content of an emaciated body?

The slow injection of a mild solution

Which of the following organisms is the causative agent for a venereal disease?

Treponema pallidum

Which of these sutures is NOT suited for closing an incision on an exposed area of the body?

Whip or roll stitch

Which of the following sutures is described as a recommended hidden stitch which could be used on a cranial autopsy?

Worm

Which muscle draws the upper lip both superiorly and laterally?

Zygomaticus minor

An embalming instrument which is a one piece scalpel used for making incisions and excisions is

a bistoury

A method of obtaining pressure for the injection of arterial fluid is

a hand pump.

The femoral artery is bordered medially by the ____________ muscle.

adductor longus

The post mortem loss of body heat is

algor mortis

The method of drainage in relation to injection in which an amount of arterial fluid is injected and then drainage is allowed to flow for a period of time, each one separately is the _____________ method.

alternate

Citrates and oxalates are usually added to embalming fluids to act as:

anticoagulants

To reduce swollen eyes

apply heat from the electric spatula

Which of the following are supplemental germicides often added to some arterial fluids:

both quaternary ammonium compounds and glutaraldehyde

What substance undergoes the fermentation process?

carbohydrates

Which of these is an example of an intravascular ante-mortem blood discoloration?

carbon monoxide poisoning

Hemolysis complicates the embalming process because it

causes a stain

Anthracosis is caused by

coal dust

What should the relative temperature of the primary dilution water be to embalm a severely dehydrated case?

cold

The most common facial profile is

convex

The need for a cosmetic undercoat in burn cases depends on the

darkness of the discoloration

Breaking up white light into many colors is called

dispersion

From the center of the anterior surface of the ankle joint to a point between the first and second toe is the linear guide for the

dorsalis pedis artery

The protruding ridge of the nose that extends from the root of the nose to the protruding lobe is the

dorsum

Paired structures that exhibit the greatest differences in position and form are the

ears

The abnormal accumulation of fluid in the intercellular spaces or cavities is

edema

Serum hepatitis has been attributed to

exposure to blood

The superior border of the ear lies on the same transverse plane as the

eyebrow

The term cilia is used to denote the

eyelashes

The saturated mixture of formaldehyde gas dissolved in water is called:

formalin

Ligature is suggested for the creation of

furrows

The nose lies directly inferior to the

glabella

Two pigmentary hues are said to be complementary if their mixture in equal quantities will produce:

gray

In case of decapitation, the:

head and torso should be embalmed separately

Which of the following is an antemortem extravascular blood discoloration?

hematoma

The function of glycerol in embalming fluids is:

humectant

What type of solutions can be placed on opposite sides of a semi-permeable membrane without either solution attracting solvent from the other solution across the membrane?

isotonic solutions

Elevates the angle of the mouth.

levator anguli oris

According to the nine region plan, which region of the abdominal pelvic cavity is located just lateral of the umbilical region?

lumbar

Of the following neoplasms, the one that is a malignant tumor composed of a mass of minute lymph vessels is a

lymphangiosarcoma

The largest singular bone of the face is the

mandible

This region of the temporal bone articulates with the mandible.

mandibular fossa

The prominence on the midline of the superior mucous membrane is known as the

medial lobe

The small bony eminence at the median line of the chin is known as the

mental eminence

A lengthwise cut that divides the body into equal right and left portions.

midsagittal plane

Elements are composed of identical atoms; compounds are composed of ____.

molecules

The helix and antihelix of the ear are separated by a long shallow depression known as the

scapha

The dilution of arterial solutions by the fluid of the body is called the

secondary dilution

The two points which define the linear guide for the right common carotid artery are

sternoclavicular articulation and the lobe of the ear.

Which of the following blood vessels is NOT suitable for the injection of arterial fluids into a small infant?

superior vena cava

Located inferior to the parietal bones and anterior to the occipital bone.

temporal bone

That procedure of disinfection following the embalming process to protect the environment would most appropriately apply to which of the following?

terminal disinfection

Which of the following is a natural facial marking?

the oblique palpebral sulcus

Which of the following is a muscle of the eye?

the orbicularis oculi

Which anatomical structure can be used to determine the proper angle of a restored ear?

the posterior margin of the ramus

Which statement is NOT correct about accessory fluids?

they are added to the tank of the injection machine

Which of the following is NOT a cause of extravascular resistance to fluid distribution?

thickened blood

A blood clot that has formed within a blood vessel during life and remains fixed in place is called a(n) ___.

thrombus

What is the ratio of the width of the widest part of the face compared to the sum of the widths of two eyes?

two and one-half times

On the surface of the forearm from the center of the antecubital fossa to a point between the fourth and fifth fingers is the linear guide for the

ulnar artery

The lightness or darkness of a hue is referred to as its:

value

The study of the smallest of the microbes containing any DNA or RNA is called:

virology

Which of the following requires living cells for growth?

viruses

The deceased adherents to the Mennonite religious tradition, are dressed in ___________ clothing by family member of the same sex.

white

Which cosmetic color should be used to make a tint of an applied complexion colorant?

white

The effect of putting a white or very light cosmetic on the ears would make the face look:

wider

The embalming pressure achieved in gravity embalming is

0.43 lb./ft.

The amount of arterial fluid necessary to make one gallon of solution at 2% strength using a 20 index fluid is

12.8 oz

If you use 2 bottles of arterial fluid to make 2 ½ gallons of a 3 index solution, what is the index of the arterial fluid? 32 x C1 = 2.5 x 128 x 3

30 index

How many profile variations are created when the basic linear profile classifications are combined?

6

Which of these would be the last to decompose?

non-pregnant uterus

What is the distance expressed in eye widths from the midline of the face to the inner canthus of the eye?

one half

These bones create the superior portion of the sides and back of the cranium as well as the posterior ⅔ of the roof of the cranium.

parietal bones

Accumulation of blood in a part due to venous obstruction is called

passive hyperemia

Which of these is a commonly used moisture absorbing substance in hardening compound?

plaster of paris

The furrows of the neck which are mainly transverse except the medial portion which sag inferiorly are called the ___.

platysmal sulci

The _____________ artery which originates at the opening in the adductor magnus muscle, terminates at the inferior border of the popliteous muscle.

popliteal

From the center of the popliteal space to a point midway between the medial malleolus and the calcaneus bone is the linear guide for the

posterior tibial artery

A postmortem discoloration brought about by the rupture of the red blood cells and a release of their contents into the tissues is

postmortem stain

Which chemical substances inactivate the saprophytic bacteria of a body and alter the tissues of the body to render them less susceptible to decomposition?

preservatives

Bacteria are considered to be

prokaryotic

The tip of the nose is the most anterior part of the

protruding lobe

Streptococcus pyogenes is responsible for the infectious disease

rheumatic fever

The whip stitch is also known as the

roll stitch.

Which of the following causes a post-mortem extravascular blood discoloration?

rupture of erythrocytes