The principle of complementary structure and function is evident when examining the coverings of the heart. In what way is this relationship evident?
A. The pericardium surrounds the heart.
B. The epicardium and visceral layer of the pericardium are synonymous.
C. The pericardial cavity surrounds the heart.
D. The visceral and parietal membranes of the pericardium are smooth and slide past each other, providing a low-friction environment for heart movement.
Answer: D. The visceral and parietal membranes of the pericardium are smooth and slide past each other, providing a low-friction environment for heart movement.
You might also like to view...
The waste product bilirubin is produced from
A) globin chains of hemoglobin. B) heme molecules plus iron. C) heme molecules lacking iron. D) iron found in hemoglobin molecules. E) abnormal proteins found in red blood cells.
Cadherins and integrins are examples of what type of membrane protein?
a. cell adhesion molecules (CAMs) b. collective additive molecules (CAMs) c. adhesive membrane proteins (AMPs) d. adhesive lipid molecules (ALMs) e. adhesive locking molecules (ALMs)
If the pressure gradient in a vessel is constant, flow will double when the radius decreases by two-fold
Indicate whether the statement is true or false
If a person brings the soles of his or her feet together so they are facing each other, what muscle action is he or she performing?
A. Inversion B. Plantar flexion C. Dorsiflexion D. Eversion