BIOD 152 Module 4 Exam
Which body system supplies cells with oxygen and nutrients and carries away
waste? - ANSWER Circulatory system
The pericardial cavity contains the.... - ANSWER Heart
Which layer of the heart is composed of the contractile cardiac muscle? - ANSWER
Myocardium
What is the purpose of the fossa ovalis in a fetus? - ANSWER The fossa ovalis
marks the place of an opening between the atria which is present in all developing
fetuses. It allows fetal blood to move directly from right to left atrium, bypassing the
undeveloped lungs. The fossa ovalis closes during birth so the lungs can receive
oxygen once the baby is born.
Label the figure below (A-E) - ANSWER A: Superior Vena Cava
B: Right Atrium
C: Tricuspid/Right AV valve
D: Left ventricle
E. Pulmonary valve
Name the vessel in the figure below: (highlighted in blue, also indicated by the arrow)
- ANSWER Anterior interventricular branch
Name the vessel in the figure below: (highlighted in blue, also indicated by the arrow)
- ANSWER Right marginal artery
True or False: arteries have high amounts of stretch with little recoil. - ANSWER
False (veins)
Which vessel would you expect to be the best place to feel a strong pulse? -
ANSWER Common carotid
Which is the correct order of blood flow starting from the heart? - ANSWER Artery,
arteriole, capillary, venule, vein
Which layer of a vessel helps anchor it to the surrounding structures? - ANSWER
tunica externa
The aortic arch turns to become the? - ANSWER descending aorta
A patient had a stroke in their pons portion of the brainstem. What vessel was most
likely blocked? - ANSWER Basilar artery
Which body system supplies cells with oxygen and nutrients and carries away
waste? - ANSWER Circulatory system
The pericardial cavity contains the.... - ANSWER Heart
Which layer of the heart is composed of the contractile cardiac muscle? - ANSWER
Myocardium
What is the purpose of the fossa ovalis in a fetus? - ANSWER The fossa ovalis
marks the place of an opening between the atria which is present in all developing
fetuses. It allows fetal blood to move directly from right to left atrium, bypassing the
undeveloped lungs. The fossa ovalis closes during birth so the lungs can receive
oxygen once the baby is born.
Label the figure below (A-E) - ANSWER A: Superior Vena Cava
B: Right Atrium
C: Tricuspid/Right AV valve
D: Left ventricle
E. Pulmonary valve
Name the vessel in the figure below: (highlighted in blue, also indicated by the arrow)
- ANSWER Anterior interventricular branch
Name the vessel in the figure below: (highlighted in blue, also indicated by the arrow)
- ANSWER Right marginal artery
True or False: arteries have high amounts of stretch with little recoil. - ANSWER
False (veins)
Which vessel would you expect to be the best place to feel a strong pulse? -
ANSWER Common carotid
Which is the correct order of blood flow starting from the heart? - ANSWER Artery,
arteriole, capillary, venule, vein
Which layer of a vessel helps anchor it to the surrounding structures? - ANSWER
tunica externa
The aortic arch turns to become the? - ANSWER descending aorta
A patient had a stroke in their pons portion of the brainstem. What vessel was most
likely blocked? - ANSWER Basilar artery
