ASU BIO 181 EXAM 3 (13-16) ACTUAL 2026/2027. QUESTIONS
AND VERIFIED CORRECT ANSWERS, RATED A+.
The left ventricle of the heart contains more muscle. - ----
Answers---True
Tidal breathing causes the incoming air to mix with some older
air in the lungs. - ----Answers---True
Blood pressure is the force that drives molecules out of the
glomerulus into the Bowman's capsule. - ----Answers---True
Each kidney contains about one million nephrons. - ----
Answers---True
The collecting duct of the kidney drains into the _______________
and this enters the _______________ _______________. - ----
Answers---ureter, urinary bladder
The medulla of the kidney secretes epinephrine. - ----
Answers---False
The Role of Aldosterone in Kidney Function - ----Answers---
Aldosterone is a hormone that acts on the distal convoluted
tubule and collecting duct of the kidney to increase
, reabsorption of sodium and water, helping to regulate blood
pressure.
Functions of the Sinoatrial Node - ----Answers---The
sinoatrial node is responsible for generating electrical
impulses in the heart, initiating the heartbeat and setting the
pace for the heart rate.
Difference Between Veins and Arteries - ----Answers---Veins
carry blood towards the heart and have valves to prevent
backflow, while arteries carry blood away from the heart and
do not have valves.
Importance of Surfactant in Lung Function - ----Answers---
Surfactant is a substance produced by type II alveolar cells in
the lungs that reduces surface tension, preventing alveoli from
collapsing and aiding in efficient gas exchange.
Regulation of Blood Glucose by Insulin - ----Answers---
Insulin is a hormone released by the pancreas in response to
high blood glucose levels. It promotes the uptake of glucose by
cells for energy production and storage as glycogen.
The two circuits in the heart and the cardiovascular system
have the same blood pressure. - ----Answers---False
To prevent back flow of blood in the heart there are
__________________. - ----Answers---valves
AND VERIFIED CORRECT ANSWERS, RATED A+.
The left ventricle of the heart contains more muscle. - ----
Answers---True
Tidal breathing causes the incoming air to mix with some older
air in the lungs. - ----Answers---True
Blood pressure is the force that drives molecules out of the
glomerulus into the Bowman's capsule. - ----Answers---True
Each kidney contains about one million nephrons. - ----
Answers---True
The collecting duct of the kidney drains into the _______________
and this enters the _______________ _______________. - ----
Answers---ureter, urinary bladder
The medulla of the kidney secretes epinephrine. - ----
Answers---False
The Role of Aldosterone in Kidney Function - ----Answers---
Aldosterone is a hormone that acts on the distal convoluted
tubule and collecting duct of the kidney to increase
, reabsorption of sodium and water, helping to regulate blood
pressure.
Functions of the Sinoatrial Node - ----Answers---The
sinoatrial node is responsible for generating electrical
impulses in the heart, initiating the heartbeat and setting the
pace for the heart rate.
Difference Between Veins and Arteries - ----Answers---Veins
carry blood towards the heart and have valves to prevent
backflow, while arteries carry blood away from the heart and
do not have valves.
Importance of Surfactant in Lung Function - ----Answers---
Surfactant is a substance produced by type II alveolar cells in
the lungs that reduces surface tension, preventing alveoli from
collapsing and aiding in efficient gas exchange.
Regulation of Blood Glucose by Insulin - ----Answers---
Insulin is a hormone released by the pancreas in response to
high blood glucose levels. It promotes the uptake of glucose by
cells for energy production and storage as glycogen.
The two circuits in the heart and the cardiovascular system
have the same blood pressure. - ----Answers---False
To prevent back flow of blood in the heart there are
__________________. - ----Answers---valves
