What occurs during internal respiration?
Carbon dioxide diffuses out of the blood.
Oxygen binds with the hemoglobin.
Carbon dioxide dissociates from the hemoglobin.
Oxygen diffuses out of the blood.
The Correct Answer is D
A. Carbon dioxide diffuses out of the blood: This describes external respiration in the lungs.
B. Oxygen binds with the hemoglobin: This happens in the lungs during external respiration.
C. Carbon dioxide dissociates from the hemoglobin: This occurs during external respiration when carbon dioxide is released into the lungs.
D. Oxygen diffuses out of the blood: Internal respiration refers to the exchange of gases between the blood and tissues, where oxygen diffuses out of the blood into the tissues for cellular use.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. This allows for rapid exchange of oxygen and nutrients: Capillaries have thin walls (one cell thick) to facilitate the rapid diffusion of gases (oxygen and carbon dioxide), nutrients, and waste products between blood and tissues.
B. This allows for red blood cell formation to occur: Red blood cells are formed in the bone marrow, not in capillaries.
C. There is no blood pressure within the capillaries: There is still blood pressure within capillaries, although it is lower than in arteries, so this is incorrect.
D. Blood does not travel through capillaries: Blood does indeed travel through capillaries as part of the circulatory system.
Correct Answer is D
Explanation
A. Brachiocephalic artery: This artery supplies blood to the upper body, including the head, neck, and right arm, but not the lower limbs.
B. Splenic artery: The splenic artery supplies the spleen, and it has no direct role in supplying blood to the lower limb.
C. Common hepatic artery: This artery supplies the liver, not the lower limbs.
D. Femoral artery: This is the major artery supplying oxygenated blood to the lower limb, making it the correct answer.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.