HESI NURSING ENTRANCE REAL EXAM 2023 GRADE A+ QUESTIONS AND CORRECT ANSWERS(UPDATED)

HESI NURSING ENTRANCE REAL EXAM 2023 GRADE A+ QUESTIONS AND CORRECT ANSWERS(UPDATED) 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: - ANSWERCarbon, 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): - ANSWERTissue 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 - ANSWERhemostasis A group of similar types of cells that performs a specific function is a(n): - ANSWERtissue A group of two or more types of tissues is a(n): - ANSWER-Organ Structures found WITHIN a cell that perform specific functions are: - ANSWEROrganelles 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 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 - ANSWERPosterior, 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 - ANSWERUpper Left Quadrants Emily needs to have her gall bladder removed. Her incision would be in the _________ quadrant of the abdominopelvic cavity. - ANSWER-Upper Right