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The Respiratory System

Across
The _____ vocal cords - produce sound - form a tight seal across the airway every time you swallow.
A molecule with a hydrophilic and a hydrophobic end.
The alveolar _____ is the smallest of air distribution tubes.
A disease which results from a lack of elasticity of the lung.
Another name for the 3rd stage of aerobic respiration also called the Citric Acid Cycle.
The _____ respiratory tract consists of the larynx, trachea, bronchi and lungs.
The muscles of principal inspiration are the diaphragm - external _____.
The _____ cavity is the hollow space behind nose - provides for olfaction - conditions air coming into the body (warms, moistens & cleans).
The _____ acid cycle is the 3rd stage of aerobic respiration - Krebs cycle - happens in the matrix of the mitochondria - produces 2 ATP and 4 carbon dioxides.
The muscles of forced expiration are the _____ and the internal intercostals.
_____ of pyruvate is the 2nd stage of Aerobic respiration - formation of acetyl coenzyme A - happens as soon as it enters the matrix of the mitochondria - produces 2 carbon dioxides.
_____ transport is the 4th stage of aerobic respiration - happens in the inner membrane of the mitochondria - produces 32 ATP and 6 water molecules.
The ease with which the lungs inflate.
1st stage of Aerobic respiration - 1 molecule of glucose broken in half, producing 2 molecules pyruvic acid - happens in the cytoplasm - nets 2 ATP.
Air passageway; has cartilage rings to help keep the air passage open as air rushes in; branches into right/left bronchus.
Down
The soft tissue hanging from the middle of the soft palate which aids in closing off the nasal cavity during deglutition.
The _____ respiratory tract consists of the nasal cavity, paranasal sinuses and pharynx.
The _____ vocal cords - help close the larynx.
The volume of air inspired or expired during normal, quiet breathing.
The process of getting air into and out of the lungs.
The first two branches off of the trachea - called the _____ bronchi - one for each lung.
The functional _____ capacity is the volume of air left in the lungs after a normal expiration.
The muscles of principal sternocleidomastoid - pectoralis _____ - scalene.
Contains the vocal cords.
The general term that refers to an infection of the lungs which causes a fluid build-up in the alveoli which reduces the efficiency of external respiration.
Tiny sacs of lung tissue specialized for the movement of gases between air and blood
To take in by means of suction.
_____ respiration is the process of oxygen and carbon dioxide being exchanged between the alveoli and the blood.
The _____ lung capacity is the maximum volume of air contained in the lungs after a forceful inspiration.