Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
What is the purpose of cilia in the airways?.
A. To propel air into the lungs.
hoice A rationale: Cilia do not propel air into the lungs, they are involved in moving mucus and trapped particles.
B. To trap food and prevent entry into the windpipe.
Cilia do not trap food or prevent its entry into the windpipe. This is the role of the epiglottis, not cilia.
C. To propel trapped debris upward to be expelled by the body.
Cilia in the airways help to propel trapped debris and mucus upward to be expelled by the body.
D. For olfaction.
Cilia do not have a role in olfaction or the sense of smell.
This question is an excerpt from Nurse Dive's nursing test bank - Ati Pn Custom Anatomy Quiz Proctored Exam#6 Days 24. Take the full exam now
Full Explanation
hoice A rationale:
Cilia do not propel air into the lungs, they are involved in moving mucus and trapped particles.
Choice B rationale:
Cilia do not trap food or prevent its entry into the windpipe. This is the role of the epiglottis, not cilia.
Choice C rationale:
Cilia in the airways help to propel trapped debris and mucus upward to be expelled by the body.
Choice D rationale:
Cilia do not have a role in olfaction or the sense of smell.
Similar Questions
Which of the following tissues connects muscles to bones?.
A. Nerves.
Nerves are responsible for transmitting signals between different parts of the body, not for connecting muscles to bones.
B. Ligaments.
Ligaments connect bone to bone at a joint, not muscle to bone.
C. Tendons.
Tendons are the connective tissue that attaches muscle to bone.
D. Cartilage.
Cartilage is a flexible connective tissue found in various parts of the body, but it does not connect muscles to bones.
Full Explanation
The correct answer is Choice C.
Choice A rationale:
Nerves are responsible for transmitting signals between different parts of the body, not for connecting muscles to bones.
Choice B rationale:
Ligaments connect bone to bone at a joint, not muscle to bone.
Choice C rationale:
Tendons are the connective tissue that attaches muscle to bone.
Choice D rationale:
Cartilage is a flexible connective tissue found in various parts of the body, but it does not connect muscles to bones.
Where does gas exchange occur?.
A. The alveoli.
B. The bronchioles.
The bronchioles are part of the airway that leads to the alveoli, but gas exchange does not occur here.
C. The bronchus.
The bronchus is a larger airway that leads to the bronchioles and then to the alveoli, but gas exchange does not occur here.
D. The lungs.
While the lungs contain the alveoli where gas exchange occurs, saying that gas exchange occurs in the lungs is not as precise as saying it occurs in the alveoli.
Full Explanation
Choice B rationale:
The bronchioles are part of the airway that leads to the alveoli, but gas exchange does not occur here.
Choice C rationale:
The bronchus is a larger airway that leads to the bronchioles and then to the alveoli, but gas exchange does not occur here.
Choice D rationale:
While the lungs contain the alveoli where gas exchange occurs, saying that gas exchange occurs in the lungs is not as precise as saying it occurs in the alveoli.
What describes the anatomical event of ovulation?.
A. LH surge.
While an LH surge does trigger ovulation, it is not the anatomical event of ovulation.
B. Graafian follicle releases an ovum.
Ovulation is the event when the Graafian follicle ruptures and releases an ovum.
C. Blood Menstrual flow.
Blood menstrual flow is part of menstruation, which occurs after ovulation if the ovum is not fertilized.
D. Crampy abdominal pelvic pain.
Crampy abdominal pelvic pain can occur with ovulation, but it is not the anatomical event of ovulation.
Full Explanation
Choice A rationale:
While an LH surge does trigger ovulation, it is not the anatomical event of ovulation.
Choice B rationale:
Ovulation is the event when the Graafian follicle ruptures and releases an ovum.
Choice C rationale:
Blood menstrual flow is part of menstruation, which occurs after ovulation if the ovum is not fertilized.
Choice D rationale:
Crampy abdominal pelvic pain can occur with ovulation, but it is not the anatomical event of ovulation.