BIO 117 HONDROS EXAM 3
UPDATED EXAM QUESTIONS WITH
SOLUTIONS 2026
The apex of the heart is located - correct-answer -5th intercostal space
Which layer of the heart allows it to act as a pump? - correct-answer -
Myocardium
What is the apex of the heart? - correct-answer -The tip of the heart, pointing
down towards the left 5th intercostal space.
Which layer of the heart wall contains the epicardium? - correct-answer -
Pericardium
What surrounds the heart? - correct-answer -Pericardium
What is related to the mitral valve (tricuspid valve)? - correct-answer -Bicuspid
valve
, 2
Which of the following contains oxygenated blood? - correct-answer -Left Atrium,
Pulmonary veins, Aorta
What artery supplies the head and neck region? - correct-answer -Carotid
Largest vein in the body? - correct-answer -Vena Cava
Which of the following carries unoxygenated blood? - correct-answer -Jugulars
What organ do the carotid and vertebral arteries supply? - correct-answer -Brain
What is the function of the ductus arteriosus? - correct-answer -Shunts blood
away from the fetal lungs
What blood vessels bring unoxygenated blood to the liver? - correct-answer -
Hepatic portal vein
Insufficient blood supply to an organ? - correct-answer -Ischemia