Unitek Midterm Term 1 VN Exam Questions With 100% Correct Answers | Latest Update 2026

Unitek Midterm Term 1 VN Exam Questions With 100% Correct Answers | Latest Update 2026 Which of the following principles is correct during a wound irrigation? Select all that apply. - answer-- Clean from least contaminated to most contaminated; -Cleanse the area around the skin with antiseptic swabs first; -1 inch away from wound Which of the following descriptions best defines the gate control theory? - answer-The brain does not have capacity to acknowledge the pain while it is interpreting another stimuli. Which of the following are the advantages of a client receiving proper pain management during their hospital stay? Select all that apply. - answer-Faster recovery; Fewer readmission; Improved quality of life; Shorter hospital stay Which of the following are objective signs of pain? Select all that apply. - answer-Increased pulse rate; Increased blood pressure; Diaphoresis Which of the following lists gives the correct order for the parts through which light passes as it enters the eye? - answer-cornea, aqueous humor, lens, vitreous humor Which portion of the brain controls the basic functions of life? - answer-Medulla Cranial nerve VII is the ____________ nerve. - answer-FacialThe spinal cord extends from the brainstem to the: - answer-2nd lumbar vertebra Which hormone is the mineralcorticoid that acts on the kidneys to regulate sodium and potassium levels? - answer-Aldosterone The endocrine tissue of the pancreas contains cluster of alpha and beta cells known as: - answer-islets of Langerhans What is the function of the thymus gland? (Select all that apply.) - answer-stimulates the maturation of lymphocytes into T cells; coordinates immune defenses What are the effects of the release of epinephrine and norepinephrine? (Select all that apply.) - answervasoconstriction; increased heart rate; release glucose reserves Systemic circulation occurs when blood is pumped from the left ventricle of the heart through all parts of the body and returns to the heart in the: - answer-Right Atrium The right atrium receives blood from the: - answer-superior and inferior venae cavae and coronary sinus The immune system is a "built in" bodyguard. Which of the following elements is it guarding against? (Select all that apply): - answer-malignant cells; allergens; toxins; pathogens Small cordlike structures, that connect AV valves to the walls of the heart, are: - answer-Chordae tendineaeThe nurse performing passive range-of-motion exercises on the client will move the joint through the ROM to: - answer-The point of pain or resistance With lifting or moving a client up in bed, the nurse should protect his or her back by: - answer-Bending at the knees After cleaning the patient's dentures, the nurse will replace them by: - answer-Upper first A nurse is about to give a client a complete bed bath. Which of the following actions should the nurse take to maintain the client's privacy? - answer-Close the curtains around the clients bed Which enzymes are produced by the pancreas? (Select all that apply.) - answer-trypsin (protease); lipase (steapsin); amylase (amylopsin) A major part of the large intestine is the __________ which leads into the rectum? - answer-Sigmoid colon The inner surface of the small intestines contain millions of tiny finger-like projections called: - answerVilli Because the small intestine needs bile only a few times a day, bile is stored and concentrated in the: - answer-Gallbladder Which one of the following is the inner region of the kidney and contains most of the urine collecting tubules? - answer-renal medulla In males, the gland surrounding the urethra is called the __________. - answer-Prostate The structure of the Nephron responsible for the reabsorption of water and solutes during urine formation is the: - answer-Proximal Convoluted TubuleAs the mature ovum leaves the ovary it is caught by the: - answer-Fibriae Which of the following is the major regulator of respiratory activity? - answer-PCO2 Which of the following is true of the lower respiratory tract? - answer-Contains the respiratory organs in the chest The lung is covered by a thin, moist serous membrane called: - answer-visceral pleura Which event occurs in response to an increase in thoracic volume? - answer-Air moves into and through the respiratory passages. In a sprint race Jeremy burst out of the starting block and ran hard down the track. About 20 meters into the race he suddenly felt a sharp pain along the back side of his right thigh. Wincing, he slowed down and hobbled to a stop. What muscle or muscle group has Jeremy likely injured? - answer-Hamstring Which of the following is part of the facial skeleton? - answer-maxillary bone The knee is an example of a __________ joint. - answer-Hinge What factors stimulate bone growth? - answer-Weight bearing Which system transports nutrition, oxygen, water, and waste? - answer-Cardiovascular The type of tissue composed of cells that contract in response to a message from the brain or spinal cord is: - answer-Muscle The layer, located just below the skin that connects the skin to the surface muscles, is called: - answer-Cellulite layer