Nursing Elites

1. Which gland is located superior to the kidney?

• A. Pituitary
• B. Adrenal
• C. Hypothalamus
• D. Pancreas

Correct answer: B

Rationale: The adrenal gland is located superior to the kidney. Each kidney is surrounded by an adrenal gland, also known as the suprarenal gland, situated on top of the kidneys. The pituitary gland (A) is located in the brain, while the hypothalamus (C) is also in the brain, above the pituitary gland. The pancreas (D) is located in the abdomen, near the stomach and small intestine, not superior to the kidney.

2. Which connective tissue type attaches muscles to bones?

• A. Ligaments
• B. Tendons
• C. Cartilage
• D. Fascia

Correct answer: B

Rationale: Tendons are the correct answer. They are strong connective tissues that connect muscles to bones, allowing movement when muscles contract. Ligaments connect bones to other bones, providing joint stability. Cartilage is a firm, flexible connective tissue present in joints and the outer ear. Fascia is a connective tissue that surrounds muscles, blood vessels, and nerves, offering support and protection. Therefore, the correct tissue type that connects muscles to bones is tendons.

3. The orthopedic surgeon informs you that you have broken the middle region of the humerus. What area is he describing?

• A. Epiphysis
• B. Articular cartilage
• C. Perichondrium
• D. Diaphysis

Correct answer: D

Rationale: The diaphysis is the correct answer in this scenario. It refers to the middle or shaft region of a long bone like the humerus. The epiphysis is the end of a long bone, while articular cartilage is the smooth tissue covering the ends of bones at a joint. The perichondrium is the dense irregular connective tissue that surrounds cartilage.

4. Which is an anterior muscle of the thigh?

• A. Gluteus maximus
• B. Quadriceps femoris
• C. Biceps femoris
• D. Adductor magnus

Correct answer: B

Rationale: The correct answer is B: Quadriceps femoris. The quadriceps femoris is an anterior muscle located on the front of the thigh. It is composed of four muscles: rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius. These muscles play a crucial role in extending the knee and are essential for activities like walking, running, and jumping. Choices A, C, and D are incorrect because they are not anterior muscles of the thigh. Gluteus maximus is a muscle located in the buttocks, biceps femoris is a muscle of the posterior thigh, and adductor magnus is a muscle of the medial thigh.

5. What is the primary role of hemoglobin in red blood cells?

• A. Carrying oxygen
• B. Carrying nutrients
• C. Carrying carbon dioxide
• D. Carrying waste products

Correct answer: A

Rationale: The correct answer is A: Carrying oxygen. Hemoglobin's primary function in red blood cells is to bind with oxygen in the lungs and transport it to the body's tissues and cells. This process is crucial for cellular respiration and the overall oxygenation of the body. Choices B, C, and D are incorrect because hemoglobin primarily carries oxygen, not nutrients, carbon dioxide, or waste products.

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