HESI REAL EXAM 2023 newly
updated quiz and 100%
correct answers
What are the most abundant elements of the human body? - ANSWER-Carbon, Hydrogen,
... [Show More] 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
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
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
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 - ANSWERFrontal (coronal) plane
The cavity that contains the pleural and abdominopelvic cavities is the cavity - ANSWER-Anterior
(ventral)
The cavity that contains the pericardial and pleural cavities is the cavity. - ANSWER-Ventral and
thoracic
The vertebral canal and cranial cavity is located within the cavity - ANSWER-Posterior, dorsal
cavity
The serous membrane that lines the thoracic cavity is the - ANSWER-visceral pleura
The serous membrane covering the heart is the - ANSWER-Parietal pericardium
Which of the following is NOT found in the mediastinum? - ANSWER-Lungs
The stomach would lie in the quadrant of the abdominopelvic cavity - ANSWER-Upper Left
Quadrants
Emily needs to have her gall bladder removed. Her incision would be in the quadrant of the
abdominopelvic cavity. - ANSWER-Upper Right
Identify the organ system responsible for the production of blood cells - ANSWER-Skeletal System
Identify the organ systems that function in integration and coordination - ANSWER-Nervous and
endorine system
When body temperature rises, the body responds by causing sweating and dilation of skin blood vessels.
This type of response is called - ANSWER-Negative feedback
What is the mechanism called which brings about an increasing change in the same direction? -
ANSWER-Positive feedback
A disease that affects the entire body or involves several organ systems is refereed to as - ANSWERSystemic
The calf is to the knee. - ANSWER-Distal-body is FARTHER from attachment
The directional term lateral describes a structure that is: - ANSWER-further from the midline [Show Less]