Nursing Elites

1. Which part of the brain is most posterior?

• A. Frontal lobe
• B. Parietal lobe
• C. Temporal lobe
• D. Occipital lobe

Correct answer: D

Rationale: The occipital lobe is located at the most posterior part of the brain, towards the back of the head. It is primarily responsible for processing visual information from the eyes and plays a crucial role in vision-related functions. The frontal lobe (Choice A) is located at the front of the brain and is responsible for functions such as reasoning and planning. The parietal lobe (Choice B) is located in the middle part of the brain and plays a role in sensory information processing. The temporal lobe (Choice C) is located on the sides of the brain and is involved in processing auditory information and memory. Therefore, the occipital lobe (Choice D) is the correct answer as it is the most posterior region of the brain.

2. The cell membrane consists of a bilayer of phospholipids with proteins, cholesterol, and glycoproteins. What does this bilayer create?

• A. Impermeable
• B. Permeable
• C. Selectively permeable
• D. Selectively impermeable

Correct answer: C

Rationale: The correct answer is 'Selectively permeable.' The cell membrane's bilayer structure allows it to be selectively permeable, meaning it can control the passage of substances. This property enables the membrane to regulate the entry and exit of specific molecules, ions, and other substances. Choice A, 'Impermeable,' is incorrect as the cell membrane is not completely impermeable and does allow certain substances to pass through. Choice B, 'Permeable,' is also incorrect as it does not address the selective nature of the membrane. Choice D, 'Selectively impermeable,' is a contradictory term and does not accurately describe the cell membrane's function.

3. A patient who is heedless is ___________.

• A. unlucky
• B. careless
• C. no longer in care
• D. hard of hearing

Correct answer: B

Rationale: Someone who is heedless is not paying attention or being cautious. Therefore, a patient who is heedless can be described as careless, as they may not be taking proper care or paying attention to important things that affect their well-being. Choice A, 'unlucky,' is incorrect as being heedless is not related to luck. Choice C, 'no longer in care,' is incorrect as it does not accurately reflect the meaning of heedless. Choice D, 'hard of hearing,' is unrelated to the concept of being heedless.

4. Which number represents the number of protons in an element?

• A. Atomic mass
• B. Mass number
• C. Atomic number
• D. Proton number

Correct answer: C

Rationale: The correct answer is C: Atomic number. The atomic number corresponds to the number of protons in an element. Protons are positively charged subatomic particles found in the nucleus of an atom. Each element has a unique atomic number, which defines its identity based on the number of protons it contains. Choice A, Atomic mass, is incorrect as it refers to the average mass of an atom of an element. Choice B, Mass number, represents the total number of protons and neutrons in an atom's nucleus. Choice D, Proton number, is not a commonly used term in chemistry to indicate the number of protons.

5. What is the volume of a birthday party hat with a cone-shaped top having a radius of 5cm and a height of 12cm?

• A. 60 cu cm
• B. 120 cu cm
• C. 150 cu cm
• D. 180 cu cm

Correct answer: C

Rationale: To find the volume of a cone, we use the formula: (1/3) * π * (radius)^2 * height. Substituting the given values: (1/3) * π * (5cm)^2 * 12cm = 150 cu cm. Therefore, the correct answer is C. Choice A, B, and D are incorrect as they do not correspond to the correct calculation using the formula for the volume of a cone.

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