Nokea
Which anatomic structure(s) is/are NOT in the thoracic cavity?
- A. heart
- B. lungs
- C. blood vessels
- D. transverse colon
Correct Answer: D
Rationale: The transverse colon is located in the abdominal cavity.
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Which are passive transport mechanisms that move material across the cell membranes?
- A. Diffusion
- B. Evaporation
- C. Filtration
- D. Osmosis
- E. Mitosis
- F. Anaphase
Correct Answer: A,C,D
Rationale: The passive transport systems are diffusion,filtration and osmosis."
The nurse explains that are small saclike structures inside the cell that digest compounds that have invaded the cell.
Correct Answer: lysosomes
Rationale: Lysosomes are small saclike structures inside the cell that digest compounds that have invaded the cell.
What does the transverse body plane divide?
- A. The front and back (coronal) of the body
- B. The body lengthwise (two equal halves)
- C. The superior and inferior portions of the body
- D. The body into axial and appendicular
Correct Answer: C
Rationale: The transverse plane cuts the body horizontally into the sagittal and the frontal planes, dividing the body into caudal and cranial portions.
Which are the distinct surface proteins of the plasma membrane essential in determining?
- A. Tissue typing
- B. Blood count
- C. Effectiveness of a drug
- D. Sexual maturity
Correct Answer: A
Rationale: The plasma membrane has distinct surface proteins as coming from one individual. This is the basis for the procedure of tissue typing to determine compatibility before an organ transplant.
Which is the function of epithelial membranes?
- A. Secretes mucus, lines ends of bones, and lines bursae.
- B. Lines ends of bones, secretes synovial fluid, and lines internal surfaces of organs.
- C. Covers the wall of lower digestive tract, secretes mucus, and lines lungs, peritoneum, and pericardium.
- D. Lines lungs, peritoneum, and pericardium, and secretes synovial fluid.
Correct Answer: C
Rationale: The epithelial membrane secretes mucus, lines the lungs, peritoneum, and pericardium, and covers the wall of the lower digestive tract. The synovial membrane secretes synovial fluid to prevent friction between joints and the ends of bones, and lines the bursae found between moving body parts.