A nurse is asked to measure exactly 10 mL of medicine. Which tool is most reliable?

• Beaker

• Measuring cylinder

• Volumetric pipette

• Test tube

A student picks up a hot beaker using bare hands wrapped in tissue. This is unsafe because:

• Tissue transfers heat quickly and may tear

• Beakers explode when touched with paper

• Tissue increases the weight of the beaker

• Heat makes the beaker slippery only

Which practice is correct when handling a microscope?

• Carry by the stage with one hand

• Hold the arm with one hand and support base with the other

• Tilt the microscope for easier viewing

• Keep the objective lens facing the wall when not in use

Lab equipment is grouped into 'measuring, heating, and holding' categories primarily to:

• Make the storage shelves look uniform

• Reduce the risk of misuse and accidents

• Shorten time spent during cleaning

• Allow students to memorize faster

Which is the safest action before igniting a spirit lamp?

• Keep sleeves loose for comfort

• Ensure alcohol containers are capped and away

• Place lamp close to paper notes

• Light it while classmates are still passing

When an alcohol spill occurs near electrical wires, the first step is to:

• Call attention and disconnect the power source

• Wipe it immediately with bare hands

• Cover it with a cloth and ignore it

• Sprinkle water and continue work

The liver is located _____ to the diaphragm.

• Superior

• Inferior

• Posterior

• Lateral

The big toe is _____ to the little toe.

• Lateral

• Medial

• Proximal

• Distal

A patient lying flat on the back with palms up is in which position?

• Prone

• Supine

• Fowler's

• Lateral

Which plane divides the body into anterior and posterior sections?

• Sagittal

• Frontal (coronal)

• Transverse

• Oblique