Question 1

An animal with an open circulatory system ____.

Accepted Answer

A)  lacks a continuous network of blood vessels that contain the blood at all times 
B)  can have only one heart 
C)  has two separate vascular circuits 
D)  is able to distribute substances faster than a closed system 
E)  can grow larger than one with a closed circulatory system 
A)  lacks a continuous network of blood vessels that contain the blood at all times 
B)  can have only one heart 
C)  has two separate vascular circuits 
D)  is able to distribute substances faster than a closed system 
E)  can grow larger than one with a closed circulatory system

Question 2

In the process of blood clotting, platelets ____.

Accepted Answer

A)  engulf and digest cellular debris 
B)  release substances that repel more platelets 
C)  convert fibrin into fibrinogen 
D)  clump together 
E)  do nothing as they are not involved in clotting. 
A)  engulf and digest cellular debris 
B)  release substances that repel more platelets 
C)  convert fibrin into fibrinogen 
D)  clump together 
E)  do nothing as they are not involved in clotting.

Question 3

A genetic disorder characterized by impaired blood clotting is ____.

Accepted Answer

A)  leukemia 
B)  sickle cell anemia 
C)  hemophilia 
D)  atherosclerosis 
E)  hypertension 
A)  leukemia 
B)  sickle cell anemia 
C)  hemophilia 
D)  atherosclerosis 
E)  hypertension

Question 4

The structure labeled "A" is the ____.

Accepted Answer

A)  aorta 
B)  inferior vena cava 
C)  pulmonary artery 
D)  pulmonary vein 
E)  superior vena cava 
A)  aorta 
B)  inferior vena cava 
C)  pulmonary artery 
D)  pulmonary vein 
E)  superior vena cava

Question 5

Blood pressure is lowest when ventricles are _____; this is known as _____.

Accepted Answer

A)  fully relaxed; systolic pressure 
B)  contracting; diastolic pressure 
C)  contracting; systolic pressure 
D)  fully relaxed; diastolic pressure 
E)  in transition; systolic pressure 
A)  fully relaxed; systolic pressure 
B)  contracting; diastolic pressure 
C)  contracting; systolic pressure 
D)  fully relaxed; diastolic pressure 
E)  in transition; systolic pressure

Question 6

Which structure associated with the human heart contains oxygen-rich blood?

Accepted Answer

A)  right atrium 
B)  right ventricle 
C)  pulmonary artery 
D)  aorta 
E)  superior vena cava 
A)  right atrium 
B)  right ventricle 
C)  pulmonary artery 
D)  aorta 
E)  superior vena cava

Question 7

When the atria of the heart are full of blood, the ____ valves are closed.

Accepted Answer

A)  atrioventricular 
B)  aortic 
C)  pulmonary 
D)  pulmonary and aortic 
E)  atrioventricular and aortic 
A)  atrioventricular 
B)  aortic 
C)  pulmonary 
D)  pulmonary and aortic 
E)  atrioventricular and aortic

Question 8

The structure labeled "G" is the ____.

Accepted Answer

A)  aorta 
B)  pulmonary vein 
C)  pulmonary artery 
D)  inferior vena cava 
E)  superior vena cava 
A)  aorta 
B)  pulmonary vein 
C)  pulmonary artery 
D)  inferior vena cava 
E)  superior vena cava

Question 9

Beginning with the heart, which is the correct order of blood flow, as represented by steps 1-5 in the flow chart below?

Accepted Answer

A)  capillaries; venules; veins; arteries; arterioles 
B)  arterioles; arteries; venules; veins; capillaries 
C)  arteries; arterioles; capillaries; venules; veins 
D)  veins; venules; capillaries; arterioles; arteries 
E)  arteries; veins; arterioles; capillaries; venules 
A)  capillaries; venules; veins; arteries; arterioles 
B)  arterioles; arteries; venules; veins; capillaries 
C)  arteries; arterioles; capillaries; venules; veins 
D)  veins; venules; capillaries; arterioles; arteries 
E)  arteries; veins; arterioles; capillaries; venules

Question 10

The bulging of a(n) _____ during the contraction of the ventricles is referred to as the _____.

Accepted Answer

A)  arteriole; pulse 
B)  artery; blood pressure 
C)  arteriole; blood pressure 
D)  artery; pulse 
E)  vein; pulse 
A)  arteriole; pulse 
B)  artery; blood pressure 
C)  arteriole; blood pressure 
D)  artery; pulse 
E)  vein; pulse

Question 11

The ____ contain(s) oxygen-poor blood.

Accepted Answer

A)  left ventricle 
B)  left atrium 
C)  aorta 
D)  pulmonary arteries 
E)  pulmonary veins 
A)  left ventricle 
B)  left atrium 
C)  aorta 
D)  pulmonary arteries 
E)  pulmonary veins

Question 12

Defibrillators work by ____.

Accepted Answer

A)  pumping adrenalin into heart tissue 
B)  delivering an electric shock to the heart's pacemaker 
C)  automating CPR 
D)  massaging the heart using remote sensors 
E)  delivering mechanical pressure to the heart 
A)  pumping adrenalin into heart tissue 
B)  delivering an electric shock to the heart's pacemaker 
C)  automating CPR 
D)  massaging the heart using remote sensors 
E)  delivering mechanical pressure to the heart

Question 13

About ____ seconds into a cardiac arrest, the brain becomes starved for oxygen and the person loses consciousness.

Accepted Answer

A)  5 
B)  10 
C)  30 
D)  60 
E)  120 
A)  5 
B)  10 
C)  30 
D)  60 
E)  120

Question 14

Lobsters and clams have _____ in common with fishes.

Accepted Answer

A)  external gills 
B)  a two-chambered heart 
C)  internal gills 
D)  skin as a respiratory surface 
E)  an open circulatory system 
A)  external gills 
B)  a two-chambered heart 
C)  internal gills 
D)  skin as a respiratory surface 
E)  an open circulatory system

Question 15

An average person has approximately ___ liters of blood in their bodies.

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 16

During swallowing, the _____ covers the entrance to the larynx. This structure is identified and labeled as letter _____ in the above diagram.

Accepted Answer

A)  epiglottis; E 
B)  pharynx; B 
C)  glottis; C 
D)  epiglottis; C 
E)  trachea; E 
A)  epiglottis; E 
B)  pharynx; B 
C)  glottis; C 
D)  epiglottis; C 
E)  trachea; E

Question 17

Pulmonary veins carry ____.

Accepted Answer

A)  oxygen-rich blood back to the heart 
B)  oxygen-poor blood back to the heart 
C)  oxygen-rich blood away from the heart 
D)  oxygen-poor blood away from the heart 
E)  oxygen-rich blood to and from the heart 
A)  oxygen-rich blood back to the heart 
B)  oxygen-poor blood back to the heart 
C)  oxygen-rich blood away from the heart 
D)  oxygen-poor blood away from the heart 
E)  oxygen-rich blood to and from the heart

Question 18

Capillary walls consist of ____.

Accepted Answer

A)  stratified squamous epithelium 
B)  simple squamous epithelium 
C)  simple cuboidal epithelium 
D)  stratified cuboidal epithelium 
E)  simple columnar epithelium 
A)  stratified squamous epithelium 
B)  simple squamous epithelium 
C)  simple cuboidal epithelium 
D)  stratified cuboidal epithelium 
E)  simple columnar epithelium

Question 19

Match between columns
                        Premises: circulatory pump in amphibians and lizards
unidirectional air exchange
thin, moist layer of epithelial cells
do not expand or contract
circulatory pump in trout and zebrafish
gases move through interstitial fluid through the body
hemolymph is pumped into vessels
may be internal or external
this occurs at the body surface and lining of the gastrovascular cavity in cnidarians and flatworms
utilizes a countercurrent exchange system
bidirectional air exchange
two-circuit system in which oxygen-rich and oxygen-poor blood mix
evolved independently in multiple groups of organisms
respiratory surface is a dead end at the end of the line
blood is under least pressure as it leaves gills
prevents oxygen-poor blood from flowing to tissues
gas-carrying fluid returns to the heart through pores in heart wall

Accepted Answer

The Answer of open circulatory system and two-chambered heart and is...

Question 20

Some invertebrates move gases across their cell's membrane by ___ through interstitial fluid.

Accepted Answer

A)  active transport 
B)  facilitated diffusion 
C)  bulk transport 
D)  diffusion 
E)  osmosis 
A)  active transport 
B)  facilitated diffusion 
C)  bulk transport 
D)  diffusion 
E)  osmosis

Exam 22: Circulation and Respiration

An animal with an open circulatory system ____.

In the process of blood clotting, platelets ____.

A genetic disorder characterized by impaired blood clotting is ____.

The structure labeled "A" is the ____.

Blood pressure is lowest when ventricles are _____; this is known as _____.

Which structure associated with the human heart contains oxygen-rich blood?

When the atria of the heart are full of blood, the ____ valves are closed.

The structure labeled "G" is the ____.

Beginning with the heart, which is the correct order of blood flow, as represented by steps 1-5 in the flow chart below?

The bulging of a(n) _____ during the contraction of the ventricles is referred to as the _____.

The ____ contain(s) oxygen-poor blood.

Defibrillators work by ____.

About ____ seconds into a cardiac arrest, the brain becomes starved for oxygen and the person loses consciousness.

Lobsters and clams have _____ in common with fishes.

An average person has approximately ___ liters of blood in their bodies.

During swallowing, the _____ covers the entrance to the larynx. This structure is identified and labeled as letter _____ in the above diagram.

Pulmonary veins carry ____.

Capillary walls consist of ____.

Some invertebrates move gases across their cell's membrane by ___ through interstitial fluid.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters

Blood pressure is lowest when ventricles are _; this is known as _.

The bulging of a(n) _ during the contraction of the ventricles is referred to as the _.

During swallowing, the _ covers the entrance to the larynx. This structure is identified and labeled as letter _ in the above diagram.