Heart

Question 1

when facing the heart, where are the 2 ventricles place

Answer 1

The bottom of the heart.

Question 2

When facing the heart what order do the ventricles go in. (right - left or left - right )

Answer 2

Right to left

Question 3

When facing the heart where are the atrium placed

Answer 3

The 2 sides of the heart in the middle

Question 4

when facing the heart in what order are the atrium placed in

Answer 4

Right to left

Question 5

what are the 2 vena cava called

Answer 5

superior and the inferior

Question 6

Where is the superior vena cava found in the heart

Answer 6

At the top right of the heart

Question 7

Where is the inferior vena cava found in the heart

Answer 7

At the bottom right of the heart

Question 8

What is at the top middle of the heart

Answer 8

Aorta

Question 9

What is in the left middle of the heart.

Answer 9

The pulmonary veins

Question 10

What is at the top left of the heart

Answer 10

The pulmonary artery

Question 11

How does oxygen enter the heart

Answer 11

It enters the left atrium through the 4 pulmonary veins.

Question 12

What does the heart look like

Answer 12

An upside down pear `

Question 13

Name 5 things in the heart

Answer 13

• Left ventricle
• Right ventricle
• Right artery
• Left artery
• Aorta

Question 14

Name 3 valves in the heart

Answer 14

• pulmonary valve
• Aortic valve
• Tricuspid valve

Question 15

How many pulmonary veins are the on the heart

Answer 15

4

Question 16

What are the 4 main types of blood

Answer 16

A
B
AB
O

Question 17

Name the pathway of air.

Answer 17

Nasal cavity, mouth, Pharynx, larynx, Trachea, bronchi, bronchioles, alveoli.

Question 18

How many alveoli does an adult human have?

Answer 18

500-700 million

Question 19

What is special about alveoli to allow gaseous exchange?

Answer 19

Their cells are one cell thick and contain squamous epithelial cells.

Question 20

During inspiration, what happens to the diaphragm?

Answer 20

Contracts and flattens

Question 21

During inspiration, what happens to the rib cage?

Answer 21

Moves upwards and outwards

Question 22

During inspiration, what happens to the volume of the thoracic cavity?

Answer 22

Increases

Question 23

During expiration, what happens to the diaphragm?

Answer 23

Pushes upwards and expands

Question 24

During expiration, what happens to the rib cage?

Answer 24

Inwards and downwards

Question 25

During expiration, what happens to the volume of the thoracic cavity?

Answer 25

Decreases

Question 26

What is the process of mechanical ventilation?

Answer 26

• Air is pumped into the lungs by an endotracheal tube.
• This increases the pressure allowing air to flow inside of the airways.
• The pressure then drops to zero.
• Then the chest and lungs contract and push the air in the lungs out through passive expiration.

Question 27

In the heart, what chamber is top left?

Answer 27

Right Atrium

Question 28

In the heart, what chamber is top right?

Answer 28

Left Atrium

Question 29

In the heart, what chamber is bottom left?

Answer 29

Right Ventricle

Question 30

In the heart, what chamber is bottom right ?

Answer 30

Left ventricle

Question 31

What pumps blood into the right atrium?

Answer 31

Vena Carva

Question 32

What valve connects the right atrium to the right ventricle?

Answer 32

Tricuspid valve