Question 1

Cardiac muscle cells

Accepted Answer

A)  do not contract by a sliding filament mechanism. 
B)  are similar to those of smooth muscle in being nonstriated. 
C)  have fewer mitochondria than skeletal muscle cells do. 
D)  possess numerous gap junctions on their sides, favoring rapid spread of excitation. 
E)  have intercalated disks with tight junctions at their branching ends.

Question 2

Use the figure above to answer the following questions.
-The anatomical structure identified with the letter "D" in the figure above is the

Accepted Answer

A)  myocardium. 
B)  pulmonary veins. 
C)  inferior vena cava. 
D)  right atrium. 
E)  heart apex.

Question 3

Use the figure above to answer the following questions.
-About how many liters of blood does an average human have?

Accepted Answer

A)  3 
B)  4 
C)  5 
D)  6 
E)  7

Question 4

Classification.Respond to the following statements in reference to the four structures of the heart listed below.
a.right atrium
b.left atrium
c.left ventricle
d.right ventricle
-Deoxygenated blood exits the heart from this structure.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 5

Which of these is false about sudden cardiac arrest?

Accepted Answer

A)  It happens more than 300,000 times annually in the United States. 
B)  It affects only the elderly. 
C)  Survival is greatly increased by starting CPR within four to six minutes. 
D)  Prompt defibrillator use increases the chance of survival. 
E)  None of these are false.

Question 6

MATCHING
Classification.Respond to the following statements in reference to the five components of mammalian blood listed below.
a.red blood cells
b.basophils
c.platelets
d.albumin
-This blood component helps to maintain the proper osmotic concentration of the blood.

Accepted Answer

The answer of MATCHING
Classification.Respond to the following statements in reference...

Question 7

Classification.Respond to the following statements in reference to the four structures of the heart listed below.
a.right atrium
b.left atrium
c.left ventricle
d.right ventricle
-The __________ circuit carries blood from the heart to body tissues, and then returns it to the heart.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 8

Chart the path of blood through the heart, including the valves passed.

Accepted Answer

The answer of Chart the path of blood through the...

Question 9

MATCHING
Classification.Respond to the following statements in reference to the five components of mammalian blood listed below.
a.red blood cells
b.basophils
c.platelets
d.albumin
-This blood component plays a central role in clotting blood following a wound.

Accepted Answer

The answer of MATCHING
Classification.Respond to the following statements in reference...

Question 10

Use the figure above to answer the following questions.
-Most of the oxygen in the blood is transported by

Accepted Answer

A)  plasma. 
B)  megakaryocytes. 
C)  platelets. 
D)  hemoglobin. 
E)  leukocytes.

Question 11

MATCHING
Classification.Respond to the following statements in reference to the five components of mammalian blood listed below.
a.red blood cells
b.basophils
c.platelets
d.albumin
-Oxygen is transported throughout the body by this blood component.

Accepted Answer

The answer of MATCHING
Classification.Respond to the following statements in reference...

Question 12

An individual has an issue with their red blood cells.Are they most likely to have an issue with their immunity, oxygen transport, or hemostasis?

Accepted Answer

The answer of An individual has an issue with their...

Question 13

Use the figure above to answer the following questions.
-Which cell does NOT belong with the others?

Accepted Answer

A)  erythrocytes 
B)  neutrophils 
C)  lymphocytes 
D)  eosinophils 
E)  macrophages

Question 14

The SA node, also known as the __________, spontaneously generates the action potentials that set the pace for cardiac contractions.

Accepted Answer

The answer of The SA node, also known as the...

Question 15

-The animal in the above diagram has a ____ circulatory system.

Accepted Answer

A)  closed 
B)  open 
C)  semi-closed 
D)  vascular 
E)  none of these

Question 16

The __________ gland produces hormones and is the site where __________ (a kind of white blood cell) mature.

Accepted Answer

The answer of The __________ gland produces hormones and is...

Question 17

MATCHING
Classification.Respond to the following statements in reference to the five components of mammalian blood listed below.
a.red blood cells
b.basophils
c.platelets
d.albumin
-This blood component contains hemoglobin.

Accepted Answer

The answer of MATCHING
Classification.Respond to the following statements in reference...

Question 18

Use the figure above to answer the following questions.
-A fish circulatory system is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  both A and B. 
E)  none of these.

Exam 36: Circulation

Cardiac muscle cells

Use the figure above to answer the following questions. -The anatomical structure identified with the letter "D" in the figure above is the

Use the figure above to answer the following questions. -About how many liters of blood does an average human have?

Classification.Respond to the following statements in reference to the four structures of the heart listed below. a.right atrium b.left atrium c.left ventricle d.right ventricle -Deoxygenated blood exits the heart from this structure.

Which of these is false about sudden cardiac arrest?

MATCHING Classification.Respond to the following statements in reference to the five components of mammalian blood listed below. a.red blood cells b.basophils c.platelets d.albumin -This blood component helps to maintain the proper osmotic concentration of the blood.

Classification.Respond to the following statements in reference to the four structures of the heart listed below. a.right atrium b.left atrium c.left ventricle d.right ventricle -The __________ circuit carries blood from the heart to body tissues, and then returns it to the heart.

Chart the path of blood through the heart, including the valves passed.

MATCHING Classification.Respond to the following statements in reference to the five components of mammalian blood listed below. a.red blood cells b.basophils c.platelets d.albumin -This blood component plays a central role in clotting blood following a wound.

Use the figure above to answer the following questions. -Most of the oxygen in the blood is transported by

MATCHING Classification.Respond to the following statements in reference to the five components of mammalian blood listed below. a.red blood cells b.basophils c.platelets d.albumin -Oxygen is transported throughout the body by this blood component.

An individual has an issue with their red blood cells.Are they most likely to have an issue with their immunity, oxygen transport, or hemostasis?

Use the figure above to answer the following questions. -Which cell does NOT belong with the others?

The SA node, also known as the __________, spontaneously generates the action potentials that set the pace for cardiac contractions.

-The animal in the above diagram has a ____ circulatory system.

The gland produces hormones and is the site where (a kind of white blood cell) mature.

MATCHING Classification.Respond to the following statements in reference to the five components of mammalian blood listed below. a.red blood cells b.basophils c.platelets d.albumin -This blood component contains hemoglobin.

Use the figure above to answer the following questions. -A fish circulatory system is indicated by