Exam (elaborations)

HESI (Entrance Exam) What

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PCT Certification

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PCT Certification

What are the most abundant elements of the human body? - Answer--Carbon, Hydrogen, Oxygen, Nitrogen 90% of the human body is composed of just four elements which are: - Answer--Carbon, Hydrogen, Oxygen, Nitrogen The smallest unit of an element that still retains the chemical and physical properti...

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HESI (Entrance Exam)

What are the most abundant elements of the human body? - Answer--Carbon, Hydrogen, Oxygen,
Nitrogen

90% of the human body is composed of just four elements which are: - Answer--Carbon, Hydrogen,
Oxygen, Nitrogen

The smallest unit of an element that still retains the chemical and physical properties of the element is
called: - Answer--Atom

Subatomic particles are: - Answer--Protons (positive), Neutrons (neutral) and Electrons (negative)

All matter is composed of basic substances called - Answer--Elements

An atom that tells you how many protons an atom has is called: - Answer--Atomic Number

The number of protons and neutrons is called: - Answer--Mass Number

What is isotope? - Answer--The same element but different number in protons and neutrons-Mass
Number (protons plus neutrons) minus Atomic Number (number of protons) equals the number of
neutrons.

,What is radioactive isotope? - Answer--Atom whose nucleus undergoes degeneration and in the process
gives off radiation

What is a molecule? - Answer--Atoms bonded together to form a chemical unit

What is a compound? - Answer--Combining different atoms

Physiology - Answer--function of the body

Proximal - Answer--a body part is CLOSER to a specific point of origin or attachment or closer to the
trunk of the body

Distal - Answer--a body part is FARTHER from the specific point of the origin or attachment

Superficial -external - Answer--a body part is located near the surface

Deep (internal) - Answer--a body part is located away from the surface

A sagittal plane (median) cuts the body - Answer--right down the middle

A frontal plane (coronal) is perpendicular (oppose) so it cuts the body - Answer--from ear to ear, from
shoulder to shoulder across

A transverse plane cuts the body - Answer--from the navel in half dividing the superior from the inferior

A group of similar types of cells that performs a specific function is a(n): - Answer--Tissue

,What is the mechanism called which brings about an increasing change in the same direction? Example:
child birth - Answer--positive feedback

The relative consistency of the body's internal environment is called - Answer--hemostasis

A group of similar types of cells that performs a specific function is a(n): - Answer--tissue

A group of two or more types of tissues is a(n): - Answer--Organ

Structures found WITHIN a cell that perform specific functions are: - Answer--Organelles

What is ionic bond? - Answer--Ions with opposite charges attract

What are ions? - Answer--Particle that is electrically charged because it has gained or lost one or more
eletrons

What is a covalent bonds? - Answer--Atoms sharing electrons instead of losing or gain them

What is polar bond? - Answer--Bond created when electrons shared by adjacent atoms are shared
unequally

hydrophilic means - Answer--water-living

Hydrophobic means - Answer--water-fearing

What is electrolyte? - Answer--Substances that release ions when puts into water

What is pH? - Answer--a measure of hydrogen ion concentration

, Anterior position - Answer--a body part is located towards the front (ventral)

Posterior position - Answer--a body part is located toward the back. (dorsal)

Superior position - Answer--a body part is located ABOVE another part or towards the head

Anatomy - Answer--structure as well as its relationship with other structure

Place the levels of organization in order from least complex to most complex - Answer--atom, molecule,
organelle, cell, tissue, organ, organ system, organism

The mitochondrion is an example of a(an) - Answer--Organelle

The nose is _______ to the chin - Answer--Superior

The muscles are _____ to the skin - Answer--Deep

The sternum is anterior or ______ to the heart. - Answer--Ventral

What is the scientific term for the mouth - Answer--Oral

Identify the plane that would divide the body into left and right sides - Answer--Sagittal

The plane that divides a body part into anterior and posterior sections is the ______ plane - Answer--
Frontal (coronal) plane

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