The National Fire Protection Association (NFPA) developed a standard hazards-identification system (diamond-shaped, color-coded symbol). Match the colors of the diamond with the indicated hazard.

The most common light source for spectrophotometry in the visible range is the

A fire caused by a flammable liquid should be extinguished by using which type of extinguisher?

Which of the following terms refers to the closeness with which the measured value agrees with the true value?

This test, which monitors therapeutic drug levels, should be drawn shortly after a dose of the medication is given to the patient.

A nurse sends a lavender top tube to the lab for a K+ (potassium) analysis. Can you perform the test on this specimen?

Which of the following set of directions are correct when collecting a 24-hr urine specimen? (Let’s say that the collection began at 7:00 a.m.)

When serum has a cloudy-white-turbid appearance it is said to be

Gramática; Actividad A   A. Una comparaciones: ¿Dónde vivir? Read the description of three houses for rent in Costa Rica. Then, based on the information provided, select the words that best complete each comparative sentence.  (1 pt. each; 10 pts. total) Modelo: El gato es el mejor animal del mundo. Casa Descripción Una casa en Las Villas Superficie: 300 m2 5 cuartos / 4 baños / jacuzzi / terraza / piscina / jardines privados / cocina nueva Acceso directo a la playa Completamente amueblada – camas, sofá, sillones, lámparas, mesa y sillas Precio: ¢310.000 colones al mes Los Condominios Buena Vista Superficie: 150 m2 2 cuartos / 2 baños / terraza / garaje Acceso directo a la playa Completamente amueblada – camas, sofá, sillones, lámparas, mesa y sillas Precio: ¢ 230.000 colones al mes Los Apartamentos Petunia Superficie: 100 m2 2 cuartos / 2 baños / sala grande / cocina medio-amueblada Precio: ¢230.000 colones al mes   1. La casa en Las Villas es grande un apartamento Petunía. 2. Los condominios Buena Vista tienen baños los Apartamentos Petunía. 3. Un apartamento Petunía cuesta 200.000 colones al mes. 4. En la casa en Las Villas hay cuartos en un condominio Buena Vista. 5. Los Apartamentos Petunía cuestan los Condominios Buena Vista.  

Gramática; Actividad B B. El presente progresivo: ¿Qué estás haciendo a las…? Your parents are overprotective and always want to know what you’re doing. They send you numerous text messages each day asking what you are doing at that moment. For each time listed below, write a complete sentence in Spanish telling what you are doing. Be sure to not repeat any answers. (2 pts. each; 10 pts. total) Modelo: 8 p.m.: Estoy viendo Netflix. 1. 8 a.m.:   2. 12:00 p.m.:   3. 3:45 p.m.: 4. 6:00 p.m.:   5. 11:00 p.m.: