Ch. 2 Respiratory

Question 0

Flexible tube with 16-20 hyaline cartilage rings that open posteriorly

Answer 0

Trachea

Question 1

Respiratory tract:

Answer 1

Nasal cavity, oral cavity, pharynx, larynx, trachea, bronchi, lungs, plurae (linings)

Question 2

Serves right and left lungs (primary bronchi)

Answer 2

Mainstream bronchi

Question 3

Supply the lobes of the lungs (lobar bronchi)

Answer 3

Secondary bronchi

Question 4

Supply segments of the lobes (tertiary bronchi)

Answer 4

Segmental bronchi

Question 5

Small and at its end becomes the alveolar duct which leads into the alveolar air sacs and into the alveoli. Capillary beds wrap the alveoli.

Answer 5

Terminal bronchioles

Question 6

Where the gas exchange takes place in lungs

Answer 6

Alveoli

Question 7

Which lung has three lobes?

Answer 7

Right lung

Question 8

Which lung has two lobes?

Answer 8

Left lung

Question 9

Space that occupied the heart (and other stuff)

Answer 9

Mediastinum

Question 10

Lines the inner thoracic wall and lungs, binds the organs by attaching, but not fixing them within the thorax

Answer 10

Pleura

Question 11

The lungs pull down due to the association between the pleurae and diaphragm

Answer 11

Diaphragm contractions

Question 12

Boyle’s Law: negative pressure (inhaling)

Answer 12

Increase the volume and decrease the air pressure

Question 13

Boyle’s Law: positive pressure (exhaling)

Answer 13

If you decrease the volume the air pressure will increase