Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
Identify the structure indicated by the black leader line in the image below.
Fill in the blank
This question is an excerpt from Nurse Dive's nursing test bank - Anatomy and physiology proctored exam (Ivy college). Take the full exam now
Full Explanation
Correct answer: left atrial appendage
The black leader line points to the left auricle, the ear-shaped muscular appendage of the left atrium that increases atrial volume.
Similar Questions
Identify the chamber of the heart that is indicated by the arrow in the image below. Note: this must include the appropriate right or left designation for credit.
Fill in the blank
Full Explanation
Correct answer: Right atrium
The arrow indicates the right atrium— the chamber that receives systemic venous return via the superior and inferior venae cavae.
Identify the structure indicated by the X in the image below.
Fill in the blank
Full Explanation
Correct answer: Tricuspid valve
The X marks the tricuspid valve, the atrioventricular valve between the right atrium and right ventricle composed of three cusps.
Identify the structure identified by the X in the picture below.
Fill in the blank
Full Explanation
Correct answer: Interventricular septum (IV septum)
The labeled structure is the interventricular septum, the muscular wall separating the left and right ventricles.