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Ribs are bones, but lungs contribute to breathing and they are a muscle organ

No, your Lungs ARE NOT A MUSCLE. Your diaphragm is the main muscle in inhalation, which opens your lungs (works by creating a negative pressure in your lungs i.e. the pressure outside your chest cavity is more than the pressure in your lungs, causing air to enter your lungs).

However, during forced inhalation and exhalation your intercostal muscles and rectus abdominus muslces play a part in exhalation (forcing air out). scalenes lift up your rib cage to allow maximum inhalation.

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15y ago

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Related Questions

How are the rib cage made?

The rib cage is made of bones with intercostal muscles allowing them to expand and contract when breathing


What happens to muscles when breathing?

Im not expert, but isn't it the diaphragm and rib muscles, the muscles between the ribs, internal and external intercostals.


What are the functions and exercises to strengthen the back rib muscles?

The functions of the back rib muscles include supporting the spine and aiding in breathing. To strengthen these muscles, exercises like rows, pull-ups, and deadlifts can be effective.


What are the functions of the muscle below the rib cage?

The muscles below the rib cage help with breathing, posture, and supporting the organs in the abdominal cavity.


What role do the rib muscles and diaphragm play in breathing?

Both aid in the expansion and relaxation of lungs.


The rib cage is composed of?

The rib cage is made of bone with intercostal muscles allowing them to expand and contract when breathing.


What is a breathing cycle?

The basic definition of a breathing cycle, also known as a respiratory cycle, is the working together of the diaphragm and rib muscles to permit inhalation and exhalation, or breathing in and out.


Function of ribs and diaphragm in the breathing process?

Ribs are for protection i think and diaphragm is the muscle controlling inhaling and exhaling. Also: the rib muscles can help the breathing process, which is useful when the diaphragm is weak, constricted, or to get an extra-big breath. Breathing from the diaphragm makes the belly move in and out as the lungs extend downwards. Breathing from the rib muscles makes the chest expand and rise.


Does the axial skeleton assist in respiration?

No really. The muscles that move the rib cage are involved in breathing along with the diaphragm.


When your muscles move your ribs to make the lungs bigger or smaller?

A misunderstanding. That's not how breathing actually works. Your rib cage is all but immobile.


When the diaphragm contracts what contract and lift the rib cage?

You have small bands of muscles between the ribs in your rib cage (called external intercostal muscles) that contract when you inhale and pull your ribs up. ?These are semi-active during regular breathing. ?When you are exercising and need to breathe deep and fast, other muscles also jump in and help your rib cage expand, including your serratus anterior, scalene muscles, and sternocleidomastaoid muscles.But you are right in saying that the diaphragm does not directly lift the rib cage. ?During normal relaxed breathing, the rib cage mostly just expands on its own (the diaphragm causes your lungs to increase in volume, so the ribs just passively lift up to allow the lungs to expand). ?Only during exercise do your muscles (called accessory muscles of respiration) really do anything to your rib cage.


What do the rib muscles do?

what do rib muscels contract do