Straighterline Anatomy and Physiology 2 Exam Questions and
Answers 2025/2026 Update
The nervous system and certain chemicals can cause the constriction of a blood vessel. This is
known as
Select one:
a. coagulation
b. vascular spasm
c. hemostasis
d. platelet adhesion - Vascular Spasm
The mutation that leads to sickle cell anemia is located on chromosome
Select one:
a. 14
b. 21
c. 11
d. 3 - 11
In hemolytic disease of the newborn,
Select one:
a. hemolysis of white blood cells may occur.
b. the mother frequently dies during childbirth.
c. antibodies from the mother cross the placenta and affect the fetus.
d. fibrin is hydrolyzed.
e. antibodies from the fetus cross the placenta and affect the mother. - antibodies from the
mother cross the placenta and affect the fetus.
,Which of the following cell types is incorrectly matched with its description?
Select one:
a. Monocytes - largest of the WBCs
b. Eosinophils - attack worm parasites
c. Neutrophils - most numerous WBCs
d. Lymphocytes - become macrophages
e. Basophils - release histamine - Lymphocytes - become macrophages
Mike has blood type A. He needs blood; however, blood type A is not available. The next best
choice would be blood type
Select one:
a. O
b. AB
с. В - O
RhoGam injections are given to
Select one:
a. prevent sensitization of the mother.
b. protect the father.
c. activate fetal Rh antigens.
d. desensitize the fetus.
e. change the mother's blood type. - prevent sensitization of the mother.
The most numerous of the leukocytes is the
Select one:
a. lymphocyte
b. eosinophil
c. neutrophil
,d. monocyte
e. basophil - Neutrophil
Opening and closing of the heart valves is caused by_
Select one:
a. osmotic gradients
b. gravity
c. valves contracting and relaxing
d. pressure gradients
e. breathing - Pressure gradients
Which of the following terms is mismatched with its description?
Select one:
a. Chordae tendineae - connective tissue strings that connect to cusps of valves
b. Trabeculae carneae - found on the interior walls of ventricles
c. Endocardium - covers the inner surfaces of the heart
d. Myocardium - cardiac muscle
e. Pectinate muscles - muscles that close valves - Pectinate muscles
What must occur during exercise to ensure adequate oxygen delivery to cardiac muscle?
Select one:
a. An increased oxygen release to cardiac muscle
b. Increased coronary blood flow
c. A decreased oxygen content to skeletal muscle
d. Decreased heart rate - Increased coronary blood flow
The heart skeleton is fibrous connective tissue that acts as an electrical barrier between the atria
and ventricles. If this structure was not functional, which of the following conditions might occur?
, Select one:
a. Occlusion of the coronary arteries
b. Spread of ectopic stimuli from the atria to the ventricles
c. Blood flow from the right atrium to the left atrium
d. Increase in pericadial fluid in the pericardial space - Spread of ectopic stimuli from the
atria to the ventricles
What vessel exits the left ventricle?
Select one:
a. Pulmonary vein
b. Pulmonary artery
C. Aorta
d. Pulmonary trunk - Aorta
Which vessels transport blood to the right and left lungs?
Select one:
a. Pulmonary trunk
b. Right atrium
c. Pulmonary arteries
d. Pulmonary veins
e. Aorta - Pulmonary Arteries
A serious condition in which a large amount of fluid accumulates in the pericardial cavity and puts
pressure on the heart is
Select one:
a. cardiac tamponade
b. endocarditis
c. pericarditis
d. a myocardial infarction - Cardiac tamponade
Answers 2025/2026 Update
The nervous system and certain chemicals can cause the constriction of a blood vessel. This is
known as
Select one:
a. coagulation
b. vascular spasm
c. hemostasis
d. platelet adhesion - Vascular Spasm
The mutation that leads to sickle cell anemia is located on chromosome
Select one:
a. 14
b. 21
c. 11
d. 3 - 11
In hemolytic disease of the newborn,
Select one:
a. hemolysis of white blood cells may occur.
b. the mother frequently dies during childbirth.
c. antibodies from the mother cross the placenta and affect the fetus.
d. fibrin is hydrolyzed.
e. antibodies from the fetus cross the placenta and affect the mother. - antibodies from the
mother cross the placenta and affect the fetus.
,Which of the following cell types is incorrectly matched with its description?
Select one:
a. Monocytes - largest of the WBCs
b. Eosinophils - attack worm parasites
c. Neutrophils - most numerous WBCs
d. Lymphocytes - become macrophages
e. Basophils - release histamine - Lymphocytes - become macrophages
Mike has blood type A. He needs blood; however, blood type A is not available. The next best
choice would be blood type
Select one:
a. O
b. AB
с. В - O
RhoGam injections are given to
Select one:
a. prevent sensitization of the mother.
b. protect the father.
c. activate fetal Rh antigens.
d. desensitize the fetus.
e. change the mother's blood type. - prevent sensitization of the mother.
The most numerous of the leukocytes is the
Select one:
a. lymphocyte
b. eosinophil
c. neutrophil
,d. monocyte
e. basophil - Neutrophil
Opening and closing of the heart valves is caused by_
Select one:
a. osmotic gradients
b. gravity
c. valves contracting and relaxing
d. pressure gradients
e. breathing - Pressure gradients
Which of the following terms is mismatched with its description?
Select one:
a. Chordae tendineae - connective tissue strings that connect to cusps of valves
b. Trabeculae carneae - found on the interior walls of ventricles
c. Endocardium - covers the inner surfaces of the heart
d. Myocardium - cardiac muscle
e. Pectinate muscles - muscles that close valves - Pectinate muscles
What must occur during exercise to ensure adequate oxygen delivery to cardiac muscle?
Select one:
a. An increased oxygen release to cardiac muscle
b. Increased coronary blood flow
c. A decreased oxygen content to skeletal muscle
d. Decreased heart rate - Increased coronary blood flow
The heart skeleton is fibrous connective tissue that acts as an electrical barrier between the atria
and ventricles. If this structure was not functional, which of the following conditions might occur?
, Select one:
a. Occlusion of the coronary arteries
b. Spread of ectopic stimuli from the atria to the ventricles
c. Blood flow from the right atrium to the left atrium
d. Increase in pericadial fluid in the pericardial space - Spread of ectopic stimuli from the
atria to the ventricles
What vessel exits the left ventricle?
Select one:
a. Pulmonary vein
b. Pulmonary artery
C. Aorta
d. Pulmonary trunk - Aorta
Which vessels transport blood to the right and left lungs?
Select one:
a. Pulmonary trunk
b. Right atrium
c. Pulmonary arteries
d. Pulmonary veins
e. Aorta - Pulmonary Arteries
A serious condition in which a large amount of fluid accumulates in the pericardial cavity and puts
pressure on the heart is
Select one:
a. cardiac tamponade
b. endocarditis
c. pericarditis
d. a myocardial infarction - Cardiac tamponade
