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CCMA NHA Exam Questions & Answers 2025

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 17 pages. Originally published on StudyMerit.

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17
Academic year
2025/2026
Language
English

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CCMA NHA EXAM 2025 QUESTIONS AND ANSWERS anaphlyaxis - ANSWER - a severe, life - threatening allergic reaction that can develop rapidly after exposure to an allergen Rhinitis - ANSWER - inflammation of the nasal membranes, leading to symptoms like a runny or stuffy nose, sneezing, and itching Urticaria - ANSWER - a skin condition characterized by itchy, raised welts or spots on the skin erythemia - ANSWER - redness of the skin, a common symptom that can be caused by various factors like infections, medications, or skin conditions What is the primary function of the enzyme renin, which is secreted by the kidneys? - ANSWER - To regulate blood pressure by activating the renin - angiotensin - aldosterone system Which hormone is primarily responsible for regulating the metabolic rate and is produced by the thyroid gland? - ANSWER - thyroxine (T4) The contraction of the heart muscle is initiated by electrical impulses from which node? - ANSWER - SA node what structures is responsible for the regulation of temperature, sleep, and appetite in the human body? - ANSWER - the hypothalamus The process by which leukocytes engulf and digest pathogens is known as: - ANSWER - Phagocytosis The movement of water across a semipermeable membrane from an area of lower solute concentration to an area of higher solute concentration is known as: - ANSWER - Osmosis Which of the following blood components is primarily responsible for carrying oxygen to the body's tissues? - ANSWER - Red blood cells Which of the following enzymes is primarily involved in the breakdown of proteins into peptides during digestion? - ANSWER - Pepsin What is the primary function of the sympathetic nervous system? - ANSWER - Preparing the body for "fight or flight" response In the heart, what is the role of the atrioventricular (AV) node? - ANSWER - It delays the transmission of electrical impulses to the ventricles.

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What is the primary function of hemoglobin in the blood? - ANSWER - To transport oxygen Which hormone is primarily responsible for regulating the body's metabolic rate? - ANSWER - Thyroxine Which structure is responsible for the regulation of temperature in the human body? - ANSWER - Hypothalamus Which of the following best describes the function of the myelin sheath in the nervous system? - ANSWER - It facilitates the rapid transmission of electrical impulses along the neuron. What term describes the movement of a substance from an area of higher concentration to an area of lower concentration? - ANSWER - Diffusion In which phase of the cell cycle does DNA replication occur? - ANSWER - S phase The Bowman's capsule is a component of which organ in the human body? - ANSWER - Kidney When performing a capillary puncture, which site is generally preferred for adults? - ANSWER - The fingertip What is the correct angle of insertion for administering an intramuscular injection into the deltoid muscle? - ANSWER - 90 degrees Which of the following is a contraindication for using a patient's arm for venipuncture? - ANSWER - An arm on the side of a mastectomy Which type of isolation precautions is most appropriate for a patient diagnosed with tuberculosis? - ANSWER - Airborne Precautions When performing an ECG, which electrode placement is correct for the V4 lead? - ANSWER - Fifth intercostal space, left midclavicular line Which of the following best describes the purpose of the therapeutic communication technique known as "reflection"? - ANSWER - To clarify the patient's statements by repeating them back In which scenario is it most appropriate to perform a two - step blood pressure measurement? - ANSWER - When obtaining a patient's blood pressure for the first time What is the primary reason for performing a Snellen chart vision test at a distance of 20 feet? - ANSWER - To simulate normal viewing conditions

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What is the most appropriate action when a patient experiences syncope during a venipuncture procedure? - ANSWER - Immediately remove the needle and apply pressure to the site What is the appropriate action when obtaining a blood sample from a patient with a history of fainting during venipuncture? - ANSWER - Have the patient lie down or sit in a reclining chair during the procedure. In the context of wound care, what is the primary purpose of applying a hydrocolloid dressing? - ANSWER - To maintain a moist environment for wound healing In which of the following conditions is it most critical to regularly monitor and record vital signs due to the risk of rapid deterioration? - ANSWER - Septic shock When preparing a patient for a Holter monitor, which of the following is an essential instruction? - ANSWER - "Avoid showering or bathing during the monitoring period." What is the correct procedure for removing personal protective equipment (PPE) to minimize the risk of self - contamination? - ANSWER - Gloves, goggles, gown, mask When instructing a patient on the use of a metered - dose inhaler (MDI) for asthma, what is the correct technique for maximizing medication delivery? - ANSWER - Wait 30 seconds between puffs if more than one dose is prescribed. What is the most appropriate technique for assessing the presence of lower extremity deep vein thrombosis (DVT) in a patient? - ANSWER - Measuring the circumference of both legs to detect swelling What is the primary reason for using the Z - track method when administering intramuscular injections? - ANSWER - To prevent leakage of medication into the subcutaneous tissue When performing a sterile dressing change, what is the first step to ensure aseptic technique? - ANSWER - Perform hand hygiene and then put on sterile gloves. When collecting a urine specimen for a culture and sensitivity test, which technique is recommended to avoid contamination? - ANSWER - The clean - catch midstream method In administering sublingual medication, what is the primary reason for instructing the patient not to swallow immediately? - ANSWER - To ensure the medication is absorbed directly into the bloodstream For a patient with suspected myocardial infarction (heart attack), why is it important to administer chewable aspirin as soon as possible? - ANSWER - To decrease the risk of clot formation in the coronary arteries

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