Nokea
Which anatomic term means toward the midline.
- A. anterior
- B. posterior
- C. medial
- D. cranial
Correct Answer: C
Rationale: The term medial indicates an anatomic direction toward the midline.
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Which are the tissues that lubricate and line the body surfaces that open to the outside environment?
- A. Mucous membranes
- B. Serous membranes
- C. Cytoplasm
- D. Involuntary visceral muscles
Correct Answer: A
Rationale: Mucous membranes secrete mucus. They line the body surfaces that open to the outside environment.
Which is the most complex structural level of organization of the body?
- A. Body as a whole
- B. Cellular
- C. Organs
- D. Chemical
Correct Answer: A
Rationale: The structural levels of organization progress from the least complex (chemical) through cells, tissues, organs, systems to the most complex (the body as a whole).
Which are characteristics of visceral muscles?
- A. Involuntary
- B. Smooth
- C. Striated
- D. Independent from the spinal cord
- E. Voluntary
- F. Present in the blood vessels
Correct Answer: A,B,F
Rationale: Smooth muscles are smooth, involuntary,and respond to messages from the spinal cord."
Which is the process by which a cell digests a foreign material by surrounding it?
- A. Pinocytosis
- B. Phagocytosis
- C. Absorption
- D. Diffusion
Correct Answer: B
Rationale: Phagocytosis is the process that permits a cell to engulf or surround any foreign material and digest it.
The nurse is aware that which muscle group is both striated and involuntary?
- A. Skeletal
- B. Glial
- C. Cardiac
- D. Visceral
Correct Answer: C
Rationale: The cardiac muscle is both striated and involuntary.