Mechanics of Breathing Quiz

Mechanics of Breathing Quiz

9th - 12th Grade

15 Qs

quiz-placeholder

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Mechanics of Breathing Quiz

Mechanics of Breathing Quiz

Assessment

Interactive Video

Other

9th - 12th Grade

Easy

Created by

Michael Ochoa

Used 3+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What initiates the process of inspiration?

Contraction of the abdominal muscles

Contraction of the diaphragm

Expansion of the thoracic cavity

Relaxation of the diaphragm

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which muscles are primarily responsible for the process of inspiration?

Latissimus dorsi and trapezius

Internal intercostals and abdominal muscles

External intercostals and diaphragm

Serratus anterior and pectoralis minor

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How do the external intercostals contribute to inspiration?

By pulling the ribs upward and outward

By pulling the ribs downward

By compressing the abdominal cavity

By decreasing the volume of the thoracic cavity

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the effect of the diaphragm's contraction on the thoracic cavity?

It increases the volume of the thoracic cavity

It only affects the abdominal cavity

It decreases the volume of the thoracic cavity

It has no effect on the volume

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the role of the phrenic nerve in breathing?

It stimulates the abdominal muscles to contract

It innervates the diaphragm, causing it to contract

It controls the external intercostals

It decreases the volume of the thoracic cavity

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What triggers the contraction of the external intercostals?

Increase in intrapleural pressure

Automatic reflexes from the spinal cord

Decrease in atmospheric pressure

Signals from the cerebral cortex

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the primary function of the ventral respiratory group in the medulla?

To increase the volume of the thoracic cavity

To stimulate the contraction of abdominal muscles

To decrease the rate of breathing

To regulate the rhythm of breathing

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