Cox College Of Nursing

Accelerate your path to certification with this comprehensive practice exam bank tailored for the SCTE Broadband Telecom Center Specialist (BTCS) exam. This study tool features real exam-style questions paired with verified answers and detailed clinical and technical rationales to ensure complete mastery of headend and hub operations. It is the ultimate resource for telecommunications professionals looking to master SCTE standards, eliminate knowledge gaps, and pass on the first attempt.

Accelerate your path to certification with this comprehensive practice exam bank tailored for the SCTE Broadband Telecom Center Specialist (BTCS) exam. This study tool features real exam-style questions paired with verified answers and detailed clinical and technical rationales to ensure complete mastery of headend and hub operations. It is the ultimate resource for telecommunications professionals looking to master SCTE standards, eliminate knowledge gaps, and pass on the first attempt.

Accelerate your path to certification with this comprehensive practice exam bank tailored for the SCTE Broadband Telecom Center Specialist (BTCS) exam. This study tool features real exam-style questions paired with verified answers and detailed clinical and technical rationales to ensure complete mastery of headend and hub operations. It is the ultimate resource for telecommunications professionals looking to master SCTE standards, eliminate knowledge gaps, and pass on the first attempt.

A nurse is reinforcing teaching with a client who has HIV and is being discharged to home. Which of the following instructions should the nurse include in the teaching? A. Take temperature once a day. B. Wash the armpits and genitals with a gentle cleanser daily. C. Change the litter boxes while wearing gloves. D. Wash dishes in warm water. Ans A. A nurse is caring for a client who is postoperative following a tracheostomy, and has copious and tenacious secretions. Which of the followin...

The diagnostic value of the reticulocyte count in the evaluation of anemia is that it determines the: Response and potential of the bone marrow The greatest risk for the manifestation of anomalies in maternal rubella infection during gestation is the: First trimester The hepatitis B virus vaccine was administered to MLS students during Orientation.Which type of immunity is expected to develop and provide long-term protection? Active (The hepatitis B vaccine is a series of imm...

All of the following blood donors would be permanently deferred except which one? 38yr old male who received rabies vaccine after a dog bite 3mos ago What is the interval blood donations? 8 weeks The oral temperature of a donor must not exceed which value? 37.5C 99.5F What is the minimum acceptable hemoglobin for blood donors? 12.5 g/dL for allogeneic donors What is the lowest acceptable hematocrit for allogeneic blood donors? 38% What donor meets the requ...

Centrifuges (4) #1- Table top centrifuges are used in clinical labs to separate cells from serum or plasma. #2- Micro-centrifuges are small centrifuges used for small plastic conical containers with an integral snap cap. #3- High speed centrifuges reach speeds b/w 17,000 & 30,000 rpm. #4- Ultra Centrifuges are high speed centrifuges (15,000 rpm). Small air-driven to separate chylomicrons from serum. Pipettes types (3) 1. Automated pipettes 2. semi-automated micro-pipettes 3. Glass ...

Concerning antigen-antibody reactions, the prozone effect causes which of the following results? A. False positive B. False negative C. No reaction D. Mixed field reaction B. False negative The following characteristics are applicable to Interferon-Gamma Release Assays (IGRAs) except: A. Can be used in patients with active tuberculosis disease symptoms B. Preferable for patients who have received a bacillus Calmette-Guérin (BCG) vaccination C. Can be used instead of purified ...

Specimens that can be analyzed for carbon dioxide 1. Serum 2. Plasma 3. Whole blood What will happen if blood is exposed to air during specimen collection for pH and blood gases? p C O 2 decreases Henderson-Hasselbalch equation p H = p k a + log salt / acid What is the ratio of bicarbonate:carbonic acid in normal plasma 20:1 Lab results on a known diabetic patient revealed a decreased bicarbonate and decreased ph. Which acid base disorder would most likely cause...

What consists of the gross renal anatomy? Kidneys, Ureters, Bladder, and Urethra What is the anatomy of the Nephron? Glomerulus. proximal convoluted tubule, descending Loop of Henle, Ascending Loop of Henle, distal convoluted tubule, and collecting duct. What are the 3 primary functions of the kidneys? Glomerulur Filtration, Tubular Reabsorption, and Tubular Secretion True or False: Cells are filtered through the glomerulus? False What is the GFR? Volume of blood...

What term describes the morphology of organisms that vary in shape and size? Pleomorphic Capsules are the basis of which test? Serotyping A mucoid colony on blood agar medium indicates that which of the following characteristics may be present? Organism has a capsule. What are dark staining granules called? Metachromatic Which of the following organisms are non-motile? Shigella and Klebsiella In the bacterial growth cycle, growth ceases because nutrients a...

Which of the following is not an external defense mechanism of natural immunity that provides the human body with a defense against invading microorganisms? Bursa of Fabricius All of the following are external defense mechanisms of natural immunity that provides the human body with a defense against invading microorganisms Skin, mucus, and body fluids Having an elevated temperature during an infection is an example of what type of immunity? Innate immunity Which defense m...

Which of the four elements in proteins differentiated this class of substances from carbohydrates and lipids? Nitrogen Which of the proteins is soluble in water? Albumin How are amino acids joined together to form a chainlike structure? Peptide bonding Proteins may become denatured when subjected to mechanical agitation, heat, or chemical treatment. What does denaturation of proteins refer to? Alteration of tertiary structure Which aminoacidopathy is NOT caused by...

What term describes the morphology of organisms that vary in shape and size? Pleomorphic Capsules are the basis of which test? Serotyping A mucoid colony on blood agar medium indicates that which of the following characteristics may be present? Organism has a capsule. What are dark staining granules called? Metachromatic Which of the following organisms are non-motile? Shigella and Klebsiella In the bacterial growth cycle, growth ceases because nutrients a...

Which of the following aminoacidopathies is NOT caused by an enzyme deficiency? Choose one answer. a. phenylketonuria b. alkaptonuria c. maple syrup disease d. cystinuria d. cystinuria What method is most commonly used to measure total protein? Choose one answer. a. dye binding b. Kjeldahl c. Biuret d. refractometry c. Biuret Which of the following is the preferred reagent for measuring albumin by the dye binding method because there is less interfering substances? Cho...

What term describes the morphology of organisms that vary in shape and size? Pleomorphic i.e. coccobacilli Bacteriology arrangements: -pairs (diplococci "N. Gon"; diplobacilli -chains (streptococci, streptobacilli) -grape like clusters (staphylococci) -group of four-tetrads (peptococcus) -packets of eight-cuboidal (sarcina) -palisades (corneybacterium) Capsules are the basis of which test? serotyping and identification (capsules are antigenic); they are observed usi...

What are four types of centrifuges commonly used in the clinical lab? Tabletop, Micro, High-Speed, and Ultra. What does the daily maintenance of a centrifuge commonly consist of? Cleaned with 10% bleach What does the periodic maintenance of a centrifuge commonly consist of? Speed check by tachometer What is the function of a centrifuge in the clinical lab? To separate substances based on density by centrifugal forces. What is the RCF formula? 1.118 -5 X 10 X r X ...

What is hemoglobin composed of? 4 heme, 4 iron, 4 globins What disorder does a defect in heme synthesis lead to? Porphyria Porphyria Deficiency in the enzymes of the porphyrin pathway leads to insufficient production of heme. The principal problem in these deficiencies is the accumulation of porphyrins, the heme precursors, which are toxic to tissue in high concentrations. What is methemoglobin? Methemoglobin is a form of hemoglobin that contains ferric [Fe3+] iron and h...

What agency approves new test methodologies, instruments, and reagents before they are available for purchase by consumers? FDA How often should biological safety hoods be inspected? Annually What is the minimum number of standards required for a standard curve? 3 What is the maximum magnification using a brightfield microscope? 1000X What is the most accurate pipette for reconstituting control material? Glass volumetric pipettes Which unit of measure refe...

The direction of blood flow through the heart is best described by which of these? A) Vena cava right atrium right ventricle lungs pulmonary artery left atrium left ventricle B) Right atrium right ventricle pulmonary artery lungs pulmonary vein left atrium left ventricle C) Aorta right atrium right ventricle lungs pulmonary vein left atrium left ventricle vena cava D) Right atrium right ventricle pulmonary vein lungs pulmonary artery left atrium left ventricle B. Right Atrium, Right ventr...