HESI COMPREHENSIVE ENTRANCE EXAM QUESTIONS
AND VERIFIED ANSWERS (100% CORRECT) NEWEST 2024
EDITION
What is radioactive isotope?
Atom whose nucleus undergoes degeneration and in the process gives off radiation
What is a molecule?
Atoms bonded together to form a chemical unit
What is a compound?
Combining different atoms
What is ionic bond?
Ions with opposite charges attract
What are ions?
Particle that is electrically charged because it has gained or lost one or more eletrons
What is a covalent bonds?
Atoms sharing electrons instead of losing or gain them
What is polar bond?
Bond created when electrons shared by adjacent atoms are shared unequally
hydrophilic means
water-living
What are the most abundant elements of the human body?
Carbon, Hydrogen, Oxygen, Nitrogen
90% of the human body is composed of just four elements which are:
Carbon, Hydrogen, Oxygen, Nitrogen
The smallest unit of an element that still retains the chemical and physical
properties of the element is called:
Atom
Subatomic particles are:
Protons (positive), Neutrons (neutral) and Electrons (negative)
All matter is composed of basic substances called
Elements
An atom that tells you how many protons an atom has is called:
Atomic Number
The number of protons and neutrons is called:
Mass Number
What is isotope?
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.
Hydrophobic means
water-fearing
What is electrolyte?
Substances that release ions when puts into water
,What is pH?
a measure of hydrogen ion concentration
Anterior position
a body part is located towards the front (ventral)
Posterior position
a body part is located toward the back. (dorsal)
Superior position
a body part is located ABOVE another part or towards the head
Anatomy
structure as well as its relationship with other structure
Physiology
function of the body
Proximal
a body part is CLOSER to a specific point of origin or attachment or closer to the trunk
of the body
Distal
a body part is FARTHER from the specific point of the origin or attachment
Superficial -external
a body part is located near the surface
Deep (internal)
a body part is located away from the surface
A sagittal plane (median) cuts the body
right down the middle
A frontal plane (coronal) is perpendicular (oppose) so it cuts the body
from ear to ear, from shoulder to shoulder across
A transverse plane cuts the body
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):
Tissue
What is the mechanism called which brings about an increasing change in the
same direction? Example: child birth
positive feedback
The relative consistency of the body's internal environment is called
hemostasis
A group of similar types of cells that performs a specific function is a(n):
tissue
A group of two or more types of tissues is a(n):
Organ
Structures found WITHIN a cell that perform specific functions are:
Organelles
Place the levels of organization in order from least complex to most complex
atom, molecule, organelle, cell, tissue, organ, organ system, organism
The mitochondrion is an example of a(an)
Organelle
The nose is _______ to the chin
Superior
, The muscles are _____ to the skin
Deep
The sternum is anterior or ______ to the heart.
Ventral
What is the scientific term for the mouth
Oral
Identify the plane that would divide the body into left and right sides
Sagittal
The plane that divides a body part into anterior and posterior sections is the
______ plane
Frontal (coronal) plane
The cavity that contains the pleural and abdominopelvic cavities is the ______
cavity
Anterior (ventral)
The cavity that contains the pericardial and pleural cavities is the ______ cavity.
Ventral and thoracic
The vertebral canal and cranial cavity is located within the ______ cavity
Posterior, dorsal cavity
The serous membrane that lines the thoracic cavity is the
visceral pleura
The serous membrane covering the heart is the
Parietal pericardium
Which of the following is NOT found in the mediastinum?
Lungs
The stomach would lie in the ______ quadrant of the abdominopelvic cavity
Upper Left Quadrants
Emily needs to have her gall bladder removed. Her incision would be in the
_________ quadrant of the abdominopelvic cavity.
Upper Right
Identify the organ system responsible for the production of blood cells
Skeletal System
Identify the organ systems that function in integration and coordination
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
Negative feedback
What is the mechanism called which brings about an increasing change in the
same direction?
Positive feedback
A disease that affects the entire body or involves several organ systems is
refereed to as
Systemic
The calf is _________ to the knee.
Distal-body is FARTHER from attachment
The directional term lateral describes a structure that is:
further from the midline
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