Compendium 6 - How do things get around the body?

Question 1 of 63

1

Describe the position of the heart within the mediastinum

Select one of the following:

thoracic cavity
pleural cavity

Explanation

Question 2 of 63

1

Select Three functions of the CVS

Select one or more of the following:

• Assists the production of the digestive and absorbtion system
• Transports fluids, nutrients, waste products, gases, and hormones throughout the body.
• Exchange materials between blood, cells and extracellular fluid.
• Plays a role in the immune response, blood pressure and the regulation of body temperature.
• Maintains optimal body temperature

Explanation

Question 3 of 63

1

Select Four components which comprise of the CVS

Select one or more of the following:

heart
blood
capillary beds
blood vessels
lungs
larynx

Explanation

Question 4 of 63

1

Select Five components the CVS transports

Select one or more of the following:

fluids
hormones
gases
waste products
nutrients
urine
chyne

Explanation

Question 5 of 63

1

Select Five functions of the Heart

Select one or more of the following:

• Generating blood pressure – moves blood through vessels
• Changes to match need ie. exercise, sleeping
• Regulating blood supply
• Ensuring one-way blood flow
• Routing blood: separates pulmonary and systemic circulations
• Regulates hormones

Explanation

Question 6 of 63

1

The Heart – 2 pumps in 1 which are: (select two)

Select one or more of the following:

Coronal circulation
Systemic circulation
Pulmonary circulation
Adrenal circulation

Explanation

Question 7 of 63

1

The shape of the heart consists of:
❌: Blunt rounded point of cone
❌: Flat part at opposite of end of cone

Drag and drop to complete the text.

Apex

Base

Explanation

Question 8 of 63

1

Select from the dropdown lists to complete the text.

The ( pericardial, myocardium ) sac has two layers, a ( serous, parietal ) layer and a ( fibrous, phrenic ) layer. It encloses the pericardial cavity which contains ( pericardial, plasma ) fluid.

Explanation

Question 9 of 63

1

Select from the dropdown lists to complete the text.

The ( Serous, Fibrous ) portion of Pericardium, consists of ( two, three ) layers, ( visceral, inner ) and ( parietal, myocardial ). The space between the layers is the pericardial cavity.

Explanation

Question 10 of 63

1

Select from the dropdown list to complete the text.

The Visceral Serous pericardium is situated to the ( Myocardium, Epicardium, Endocardium ) of the Heart.

Explanation

Question 11 of 63

1

Walls of the Heart:

Three layers of tissue -
1. ❌ : Serous membrane; smooth outer surface of heart
2. ❌ : Middle layer composed of cardiac muscle cells – contractility
3. ❌ : Smooth inner surface of heart chambers

Drag and drop to complete the text.

Epicardium

Myocardium

Endocardium

Explanation

Question 12 of 63

1

The Endocardium is the smooth inner surface of heart chambers

Select one of the following:

True
False

Explanation

Question 13 of 63

1

❌ : muscular ridges in auricles and right atrial wall
❌ : muscular ridges and columns on inside walls of ventricles

Drag and drop to complete the text.

Pectinate muscles

Trabeculae carnae

Explanation

Question 14 of 63

1

Trabeculae carnae: muscular ridges and columns on inside walls of ventricles

Select one of the following:

True
False

Explanation

Question 15 of 63

1

Pectinate muscles: muscular ridges in auricles and right atrial wall

Select one of the following:

True
False

Explanation

Question 16 of 63

1

Pectinate muscles: muscular ridges and columns on inside walls of ventricles

Select one of the following:

True
False

Explanation

Question 17 of 63

1

Walls of the Heart Diagram:

1. ❌
2. ❌
3. ❌
4. ❌
5. ❌
6. ❌

Drag and drop to complete the text.

Simple Squamous Epithelium

Loose connective and adipose tissue

Epicardium (Visceral)

Myocardium

Endocardium

Trabeculae carneae

Explanation

Question 18 of 63

1

The Heart chambers:

❌: openings between atria and respective ventricles
❌: opens to pulmonary trunk
❌: opens to aorta – very muscular wall.
❌: between the two ventricles.

Drag and drop to complete the text.

Atrioventricular valves

Right ventricle

Left ventricle

Interventricular septum

Explanation

Question 19 of 63

1

Right ventricle: opens to pulmonary trunk

Select one of the following:

True
False

Explanation

Question 20 of 63

1

Atrioventricular valves: openings between atria and their respective ventricles

Select one of the following:

True
False

Explanation

Question 21 of 63

1

Left ventricle: opens to aorta – very muscular wall

Select one of the following:

True
False

Explanation

Question 22 of 63

1

Blood Vessels - overview.

❌ :
Elastic, Muscular, Arterioles
Take blood away from the heart
Contain blood under pressure
❌ :
site of exchange with tissues (interstitial fluid)

❌ :
Large, medium, small, venules
Take blood to the heart
Thinner walls than arteries, contain less elastic tissue less
smooth muscle
Valves to prevent backflow

Drag and drop to complete the text.

Arteries

Capillaries

Veins

Explanation

Question 23 of 63

1

Blood vessel diagram:

1. ❌
2. ❌
3. ❌

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Tunica Adventitia

Tunica Media

Tunica Intima

Explanation

Question 24 of 63

1

Blood Vessels – arteries & veins:

- ❌: Endothelium
- ❌: smooth muscle cells arranged circularly around the blood vessel.
- ❌: smooth muscles contract, decrease in blood flow
- ❌: smooth muscles relax, increase in blood flow
- ❌: connective tissue

Drag and drop to complete the text.

Tunica intima

Tunica media

Vasoconstriction

Vasodilation

Tunica externa (adventitia)

Explanation

Question 25 of 63

1

Select Five functions of blood

Select one or more of the following:

Clot formation
Protection against foreign substances
Maintenance of body temperature
Regulation of pH and osmosis (normal pH 7.4)
Transport: gases, nutrients, waste products, processed molecules, hormones, enzymes
Absorption of nutrients

Explanation

Question 26 of 63

1

Select from the dropdown lists to complete the text.

Blood consists of ( 55%, 50% ) Plasma and ( 45%, 55% ) formed elements

Explanation

Question 27 of 63

1

Select from the dropdown lists to complete the text.

Plasma consists of ( 7%, 91% ) Proteins, ( 91%, 7% ) Water and ( 2%, 7% ) Other solutes

Explanation

Question 28 of 63

1

The Proteins in Plasma consist of (select Three)

Select one or more of the following:

Albumins 58%
Globulins 38%
Fibrinogen 4%
Neutrophils 4%

Explanation

Question 29 of 63

1

Other solutes in Blood consist of (select Five)

Select one or more of the following:

Ions
Nutrients
Waste products
Gases
Regulatory substances
Globulins
Neutrophils

Explanation

Question 30 of 63

1

Hemoglobin is a

Select one of the following:

protein which attaches to Oxygen
carbohydrate which attaches to Oxygen

Explanation

Question 31 of 63

1

Cardiac cycle –

❌ - contraction of the ventricles, causes the ejection of blood into the aorta and pulmonary trunk

❌ – when the heart muscle relaxes and allows the chambers to fill with blood, to refill each atrium and each ventricle

Drag and drop to complete the text.

Systole

Diastole

Explanation

Question 32 of 63

1

Stroke volume - the volume of blood pumped from the left ventricle in one contraction

Select one of the following:

True
False

Explanation

Question 33 of 63

1

Select from the dropdown list to complete the text.

The heart ( can, can't ) generate it’s own action potentials.

Explanation

Question 34 of 63

1

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The Sinoatrial node (SA) node is the heart's natural pacemaker. The SA node consists of a cluster of cells that are situated in the upper part of the wall of the ( right atrium, left atrium ).

Explanation

Question 35 of 63

1

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( Atrioventricular node, Sinoatrial node ): The electrical relay station between the upper and lower chambers of the heart. The ( AV, SA ) node, which controls the heart rate, sends electrical signals from the atria which must pass through the ( AV, SA ) node to reach the ventricles.

Explanation

Question 36 of 63

1

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The mode of Capillary exchange is via ( Diffusion, Osmosis )

Explanation

Question 37 of 63

1

Left Atrium: one of the four chambers of the heart, located on the left posterior side. Its primary roles are to act as a holding chamber for blood returning from the lungs

Select one of the following:

True
False

Explanation

Question 38 of 63

1

Right atrium: one of the four chambers of the heart, located on the left posterior side. Its primary roles are to act as a holding chamber for blood returning from the lungs

Select one of the following:

True
False

Explanation

Question 39 of 63

1

Deoxygenated blood enters the right atrium through the inferior and superior vena cava.

Select one of the following:

True
False

Explanation

Question 40 of 63

1

Deoxygenated blood enters the left atrium through the inferior and superior vena cava.

Select one of the following:

True
False

Explanation

Question 41 of 63

1

The Fibrous pericardium: tough fibrous outer layer, prevents over distention; acts as anchor.

Select one of the following:

True
False

Explanation

Question 42 of 63

1

Serous pericardium: thin, transparent, inner layer, simple squamous epithelium.
- Parietal pericardium: lines the fibrous outer layer
- Visceral pericardium: covers heart surface

Select one of the following:

True
False

Explanation

Question 43 of 63

1

Serous pericardium: thin, transparent, inner layer, simple squamous epithelium.
- Visceral pericardium: lines the fibrous outer layer
- Parietal pericardium: covers heart surface

Select one of the following:

True
False

Explanation

Question 44 of 63

1

The aortic valve is a valve in the human heart between the left ventricle and the aorta.

Select one of the following:

True
False

Explanation

Question 45 of 63

1

The bicuspid valve is a valve in the human heart between the left ventricle and the aorta.

Select one of the following:

True
False

Explanation

Question 46 of 63

1

The pulmonic valve is one of two valves that allow blood to leave the heart via the arteries. It is located in the right ventricle of the heart.

Select one of the following:

True
False

Explanation

Question 47 of 63

1

The tricuspid valve forms the boundary between the right ventricle and the right atrium.

Select one of the following:

True
False

Explanation

Question 48 of 63

1

The tricuspid valve forms the boundary between the left ventricle and the left atrium.

Select one of the following:

True
False

Explanation

Question 49 of 63

1

The bicuspid valve is situated between the left atrium and the left ventricle.

Select one of the following:

True
False

Explanation

Question 50 of 63

1

REMEMBER THIS FOR VALVES: This Assists Pushing Blood (from left to right)

Select one of the following:

True
False

Explanation

Question 51 of 63

1

Valves of the Heart:

1. ❌
2. ❌
3. ❌
4. ❌

Drag and drop to complete the text.

Tricuspid

Aortic Semilunar

Pulmonary

Bicuspid

Explanation

Question 52 of 63

1

What is number 1 on the diagram?

Select one of the following:

Tricuspid valve
Aortic semilunar valve

Explanation

Question 53 of 63

1

What is number 2 on the diagram?

Select one of the following:

Aortic semilunar valve
Tricuspid valve

Explanation

Question 54 of 63

1

What is number 3 on the diagram?

Select one of the following:

Aortic semilunar valve
Pulmonary semilunar valve

Explanation

Question 55 of 63

1

What is number 4 on the diagram?

Select one of the following:

Pulmonary semilunar valve
Bicuspid valve

Explanation

Question 56 of 63

1

The pectinate muscles (musculi pectinati) are parallel ridges in the walls of the atria of the heart.

Select one of the following:

True
False

Explanation

Question 57 of 63

1

Tunica External is the external layer of the artery wall

Select one of the following:

True
False

Explanation

Question 58 of 63

1

The SA node is the heart's natural pacemaker. The SA node consists of a cluster of cells that are situated in the upper part of the wall of the right atrium

Select one of the following:

True
False

Explanation

Question 59 of 63

1

The NV node is the heart's natural pacemaker. The NV node consists of a cluster of cells that are situated in the upper part of the wall of the right atrium

Select one of the following:

True
False

Explanation

Question 60 of 63

1

The AV node, which controls the heart rate, is one of the major elements in the cardiac conduction system. The AV node serves as an electrical relay station, slowing the electrical current sent by the sinoatrial (SA) node before the signal is permitted to pass down through to the ventricles.

	Created by Jessica Bulley over 6 years ago

Compendium 6 HUMB 1000 - How do things get around the body?

Compendium 6 - How do things get around the body?

Compendium 6 - How do things get around the body?

Question 1 of 63

Describe the position of the heart within the mediastinum

Select one of the following:

Explanation

Question 2 of 63

Select Three functions of the CVS

Select one or more of the following:

Explanation

Question 3 of 63

Select Four components which comprise of the CVS

Select one or more of the following:

Explanation

Question 4 of 63

Select Five components the CVS transports

Select one or more of the following:

Explanation

Question 5 of 63

Select Five functions of the Heart

Select one or more of the following:

Explanation

Question 6 of 63

The Heart – 2 pumps in 1 which are: (select two)

Select one or more of the following:

Explanation

Question 7 of 63

The shape of the heart consists of: ❌: Blunt rounded point of cone ❌: Flat part at opposite of end of cone

Drag and drop to complete the text.

Explanation

Question 8 of 63

Select from the dropdown lists to complete the text.

The pericardial myocardium( pericardial, myocardium ) sac has two layers, a serous parietal( serous, parietal ) layer and a fibrous phrenic( fibrous, phrenic ) layer. It encloses the pericardial cavity which contains pericardial plasma( pericardial, plasma ) fluid.

Explanation

Question 9 of 63

Select from the dropdown lists to complete the text.

The Serous Fibrous( Serous, Fibrous ) portion of Pericardium, consists of two three( two, three ) layers, visceral inner( visceral, inner ) and parietal myocardial( parietal, myocardial ). The space between the layers is the pericardial cavity.

Explanation

Question 10 of 63

Select from the dropdown list to complete the text.

The Visceral Serous pericardium is situated to the Myocardium Epicardium Endocardium( Myocardium, Epicardium, Endocardium ) of the Heart.

Explanation

Question 11 of 63

Walls of the Heart: Three layers of tissue - 1. ❌ : Serous membrane; smooth outer surface of heart 2. ❌ : Middle layer composed of cardiac muscle cells – contractility 3. ❌ : Smooth inner surface of heart chambers

Drag and drop to complete the text.

Explanation

Question 12 of 63

The Endocardium is the smooth inner surface of heart chambers

Select one of the following:

Explanation

Question 13 of 63

❌ : muscular ridges in auricles and right atrial wall ❌ : muscular ridges and columns on inside walls of ventricles

Drag and drop to complete the text.

Explanation

Question 14 of 63

Trabeculae carnae: muscular ridges and columns on inside walls of ventricles

Select one of the following:

Explanation

Question 15 of 63

Pectinate muscles: muscular ridges in auricles and right atrial wall

Select one of the following:

Explanation

Question 16 of 63

Pectinate muscles: muscular ridges and columns on inside walls of ventricles

Select one of the following:

Explanation

Question 17 of 63

Walls of the Heart Diagram: 1. ❌ 2. ❌ 3. ❌ 4. ❌ 5. ❌ 6. ❌

Drag and drop to complete the text.

Explanation

Question 18 of 63

The Heart chambers: ❌: openings between atria and respective ventricles ❌: opens to pulmonary trunk ❌: opens to aorta – very muscular wall. ❌: between the two ventricles.

Drag and drop to complete the text.

Explanation

Question 19 of 63

Right ventricle: opens to pulmonary trunk

Select one of the following:

Explanation

Question 20 of 63

The shape of the heart consists of:
❌: Blunt rounded point of cone
❌: Flat part at opposite of end of cone

The ( pericardial, myocardium ) sac has two layers, a ( serous, parietal ) layer and a ( fibrous, phrenic ) layer. It encloses the pericardial cavity which contains ( pericardial, plasma ) fluid.

The ( Serous, Fibrous ) portion of Pericardium, consists of ( two, three ) layers, ( visceral, inner ) and ( parietal, myocardial ). The space between the layers is the pericardial cavity.

The Visceral Serous pericardium is situated to the ( Myocardium, Epicardium, Endocardium ) of the Heart.

Walls of the Heart:

Three layers of tissue -
1. ❌ : Serous membrane; smooth outer surface of heart
2. ❌ : Middle layer composed of cardiac muscle cells – contractility
3. ❌ : Smooth inner surface of heart chambers

❌ : muscular ridges in auricles and right atrial wall
❌ : muscular ridges and columns on inside walls of ventricles

Walls of the Heart Diagram:

1. ❌
2. ❌
3. ❌
4. ❌
5. ❌
6. ❌

The Heart chambers:

❌: openings between atria and respective ventricles
❌: opens to pulmonary trunk
❌: opens to aorta – very muscular wall.
❌: between the two ventricles.

Blood vessel diagram:

1. ❌
2. ❌
3. ❌

Blood Vessels – arteries & veins:

- ❌: Endothelium
- ❌: smooth muscle cells arranged circularly around the blood vessel.
- ❌: smooth muscles contract, decrease in blood flow
- ❌: smooth muscles relax, increase in blood flow
- ❌: connective tissue

Blood consists of ( 55%, 50% ) Plasma and ( 45%, 55% ) formed elements

Plasma consists of ( 7%, 91% ) Proteins, ( 91%, 7% ) Water and ( 2%, 7% ) Other solutes

Cardiac cycle –

❌ - contraction of the ventricles, causes the ejection of blood into the aorta and pulmonary trunk

❌ – when the heart muscle relaxes and allows the chambers to fill with blood, to refill each atrium and each ventricle

The heart ( can, can't ) generate it’s own action potentials.

The Sinoatrial node (SA) node is the heart's natural pacemaker. The SA node consists of a cluster of cells that are situated in the upper part of the wall of the ( right atrium, left atrium ).

The mode of Capillary exchange is via ( Diffusion, Osmosis )