BIO 202 EXAM 2 GCU QUESTIONS WITH
CORRECT ANSWERS 2025-2026
what are the functions of an artery CORRECT ANSWER
maintain blood pressure even when the heart relaxes ; carries out blood
what are the functions of a vein CORRECT ANSWER returns deoxygenated blood back into
heart
what the functions of the arteriole CORRECT ANSWER transports blood from arteries to
capillaries
what are the functions of the venue CORRECT ANSWER
a very small blood vessel, always allows blood to return from capillary beds to drain into larger blood v
essels.
what are the functions of the capillary CORRECT ANSWER
the smallest of blood vessels, they distribute oxygenated blood from arteries to the tissues of the body
and to feed deoxygenates blood from the tissues back into the veins.
From outer to inner, 3 tunic (layers) of an artery CORRECT ANSWER 1. Tunica adventitia
2. tunica media
3. tunica intima
What layer consists mostly of Smooth muscle? CORRECT ANSWER tunica media
Why do larger veins have valves? CORRECT ANSWER prevent backflow
What is venipuncture? CORRECT ANSWER
the puncture of a vein as part of a medical procedure. Typically to withdraw a blood sample or for an in
travenous injection.
what is the name of the space in a blood vessel where blood flow? CORRECT ANSWER the
, Lumen
CORRECT ANSWERS 2025-2026
what are the functions of an artery CORRECT ANSWER
maintain blood pressure even when the heart relaxes ; carries out blood
what are the functions of a vein CORRECT ANSWER returns deoxygenated blood back into
heart
what the functions of the arteriole CORRECT ANSWER transports blood from arteries to
capillaries
what are the functions of the venue CORRECT ANSWER
a very small blood vessel, always allows blood to return from capillary beds to drain into larger blood v
essels.
what are the functions of the capillary CORRECT ANSWER
the smallest of blood vessels, they distribute oxygenated blood from arteries to the tissues of the body
and to feed deoxygenates blood from the tissues back into the veins.
From outer to inner, 3 tunic (layers) of an artery CORRECT ANSWER 1. Tunica adventitia
2. tunica media
3. tunica intima
What layer consists mostly of Smooth muscle? CORRECT ANSWER tunica media
Why do larger veins have valves? CORRECT ANSWER prevent backflow
What is venipuncture? CORRECT ANSWER
the puncture of a vein as part of a medical procedure. Typically to withdraw a blood sample or for an in
travenous injection.
what is the name of the space in a blood vessel where blood flow? CORRECT ANSWER the
, Lumen
