Lab 20- Respiratory & Lymphatic Systems

Question 0

During life what was found in the bronchi?

Answer 0

Air

Question 1

Name the sinuses on the skull

Answer 1

Ethmoid
Frontal
Maxillary
Sphenoid

Question 2

What kind of cartilage is in the bronchi?

Answer 2

Hyaline cartilage

Question 3

What is the lobe difference between the right and the left lungs.

Answer 3

Left: Superior & Inferior
Right: Superior, Middle, Inferior

Question 4

What is the difference in fissures between the right and left lung?

Answer 4

Left: Oblique
Right: Oblique, Horizontal

Question 5

What is the function of the diaphragm?

Answer 5

Major muscle used in inspiration

Question 6

Define Phrenic nerves.

What spinal roots contribute to this nerve?

Answer 6

• Runs along the pericardial sac to the diaphragm

* C3, 4, 5

Question 7

• Define pharyngeal tonsil (adenoid)

* What is the name of the surgery that removes these?

Answer 7

• Only one near the opening of the auditory tube.

* Adenoidectomy

Question 8

Where does the auditory tube lead? (Where is the other end)

Answer 8

Middle ear

Question 9

What bones from the nasal conchae?

Answer 9

Ethmoid➡️ Superior & middle nasal conchae

Inferior nasal concha is it’s own bone.

Question 10

What are the internal and external nares?

Answer 10

Your nose holes.

Question 11

What bones form the nasal septum?

Answer 11

Vomer & ethmoid (perpendicular plate)

Question 12

Where is the palatine arch located?

Answer 12

Behind the molars

Question 13

What bones from the hard and soft palate?

Answer 13

Maxilla & Palatine

Question 14

What happens in cleft palate?

What problems does that create for an infant born with cleft palate?

Answer 14

• Two sides of the hard palate do not come together. The oral & nasal cavities are continuous instead of separated by the palate
• This makes it difficult for newborns to nurse.

Question 15

Where is the lingual tonsil located?

Answer 15

Embedded in the posterior 1/3 of the tongue (base of tongue)

Question 16

• Location of palatine tonsil.

* What is the surgery called that removes these tonsils?

Answer 16

• Between the arches posterior to the molars

* Tonsillectomy

Question 17

What type of cartilage is found in the epiglottis?

Answer 17

Elastic Cartilage

Question 18

What is the function of the epiglottis?

Answer 18

Closes off the larynx during swallowing

Question 19

What is the function of the larynx?

Answer 19

Produce speech; pathway for air to lungs

Question 20

Another name for vocal cords

Answer 20

True vocal folds

Question 21

Describe Cricoid cartilage

Answer 21

Like a signet ring; larger posterior & more narrow anterior.

Question 22

• Describe thyroid cartilage.

* What is the common name for the laryngeal prominence?

Answer 22

• Like a shield; broad in the front

* Adam’s apple

Question 23

• Describe trachea and tracheal rings.
• What type of cartilage ales up these rings?
• What is their function?

Answer 23

• Tracheal rings are shaped like a “C” with the opening facing posterior.
• Hyaline cartilage
• Keep the trachea open

Question 24

Describe Trachielis muscles

Answer 24

Posterior edge of the tracheal rings.

Question 25

Name the 4 Lymphatic system structures. & define

Answer 25

* Spleen * Thoracic duct- One of the few lymphatic structures visible in the cadaver in the posterior mediastinum * Thymus- More visible in younger people. * Tonsils- There are 3

Question 26

Name the 3 types of tonsils

Answer 26

1. Pharyngeal 2. Palatine 3. Lingual