Answers24 - 25 CR - Biology B 0411KBBody Organization

The Circulatory and Respiratory Systems Answers

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1
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Which is the next structure to contact air after it passes from the nose to the nasal cavity?

A
the pharynx
B
the larynx
C
the bronchus
D
the trachea
2
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Which best describes carbon dioxide’s path out of the body?

A
nose → pharynx → larynx → trachea → bronchus → alveoli
B
alveoli → trachea → bronchus → larynx → pharynx → nose
C
alveoli → bronchus → trachea → larynx → pharynx → nose
D
nose → larynx → pharynx → trachea → bronchus → alveoli
3

Cells need oxygen to make energy. Oxygen-rich blood is transported to tissues. When the oxygen is dropped off, it needs to move through structures that are small and thin.Which vessels allow for oxygen movement into the tissues?

A
arteries
B
veins
C
heart
D
capillaries
4

Which component of blood allows oxygen from the air to move from the lungs to cells of the body?

A
white blood cells
B
platelets
C
plasma
D
red blood cells
5

Which statements describe the movement of blood through the heart? Select two options. Blood from the veins enters the ventricles.Atria and ventricles contract at the same time.Atria push blood into the ventricles.Valves allow for two-way blood flow.Ventricles push blood out of the heart.

A
Blood from the veins enters the ventricles.
B
Atria and ventricles contract at the same time.
C
Atria push blood into the ventricles.
D
Valves allow for two-way blood flow.
E
Ventricles push blood out of the heart.
6

Kristen is running a half marathon. By her tenth minute of running, her breathing rate has increased from her resting rate.Which statement best describes how her tissues are responding to her running?

A
They need more oxygen to function, so gas exchange needs to decrease.
B
They need more oxygen to function, so gas exchange needs to increase.
C
They need more carbon dioxide to function, so gas exchange needs to increase.
D
They need more carbon dioxide to function, so gas exchange needs to decrease.
7

Which statement explains blood pressure?

A
Blood pressure is highest in the veins near the heart.
B
Blood pressure is highest in the arteries near the heart.
C
Blood pressure is highest in the veins farthest away from the heart.
D
Blood pressure is highest in the arteries farthest away from the heart.
8

Ventricles pump blood out of the heart. Which types of vessels will be the first to contact the blood from the ventricles?

A
arteries
B
atria
C
capillaries
D
veins
9

Which is located inside the lung?

A
the larynx
B
the pharynx
C
the trachea
D
the alveoli
10

The picture represents the respiratory system.

Question illustration
A
the pharynx
B
the larynx
C
the trachea
D
the bronchus
11

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Answer not available
12

Which is the next structure to contact air after it passes from the nose to the nasal cavity?

A
the pharynx
B
the larynx
C
the bronchus
D
the trachea
13

Which is located inside the lung?

A
the larynx
B
the pharynx
C
the trachea
D
the alveoli
14

Which best describes carbon dioxide’s path out of the body?

A
nose → pharynx → larynx → trachea → bronchus → alveoli
B
alveoli → trachea → bronchus → larynx → pharynx → nose
C
alveoli → bronchus → trachea → larynx → pharynx → nose
D
nose → larynx → pharynx → trachea → bronchus → alveoli
15

Gerald is lightheaded and tired from a lack of oxygen in his tissues.What is most likely the reason he feels this way?

A
His plasma level is high.
B
His white blood cell count is high.
C
His platelet count is low.
D
His red blood cell count is low.
16

Which component of blood allows oxygen from the air to move from the lungs to cells of the body?

A
white blood cells
B
platelets
C
plasma
D
red blood cells
17

Cells need oxygen to make energy. Oxygen-rich blood is transported to tissues. When the oxygen is dropped off, it needs to move through structures that are small and thin.Which vessels allow for oxygen movement into the tissues?

A
arteries
B
veins
C
heart
D
capillaries
18

At the site of gas exchange in the lungs, where does the oxygen move?

A
O2 moves from the alveoli to the white blood cells.
B
O2 moves from the white blood cells to the alveoli.
C
O2 moves from the alveoli to the red blood cells.
D
O2 moves from the red blood cells to the alveoli.
19

Which statement explains blood pressure?

A
Blood pressure is highest in the veins near the heart.
B
Blood pressure is highest in the arteries near the heart.
C
Blood pressure is highest in the veins farthest away from the heart.
D
Blood pressure is highest in the arteries farthest away from the heart.
20

Which statements describe the movement of blood through the heart? Select two options. Blood from the veins enters the ventricles.Atria and ventricles contract at the same time.Atria push blood into the ventricles.Valves allow for two-way blood flow.Ventricles push blood out of the heart.

A
Blood from the veins enters the ventricles.
B
Atria and ventricles contract at the same time.
C
Atria push blood into the ventricles.
D
Valves allow for two-way blood flow.
E
Ventricles push blood out of the heart.

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