Anatomy Flashcards
What comes first terminal or respiratory bronchioles?
Terminal
At what point in the resp tree is there no longer any cartilage?
Bronchioles
Where do vessels in intercostal space get their supply and drain into both anteriorly and posteriorly
Oxygenated
Anterior - internal thoracic artery
Posterior - thoracic/descending aorta
Deoxgenated
Anterior - internal thoracic vein
Posterior - azygous vein
What is the name for the bifurcation of the trachea? At what level is it found?
Carina
T4/5
Similar level to sternal angle (rib 2)
What bronchi is most likely to get food lodged in it? Why?
Right main bronchi
It is slightly superior and more vertical than left and also slightly wider
At what point does lower resp tree start?
C6
Where do you find the costal cartilage?
Between ribs and sternum
How many pairs of ribs are there?
How many are real?
How many are floating?
How many are false?
12 sets of ribs
1-7 are real
8-10 are false
11-12 are floating
What does T1 stand for?
Thoracic vertebrae 1
What two joints are found posteriorly that hold the ribs to the spine?
What kind of joints are these?
Costovertebral joint
Costotransverse joint
Synovial joints (lots of movement)
What does the spinal cord run through?
Vertrebal foramen
What is the name for the bony connection to the intervertebral discs?
Pedicles
What is the name of the bony connection of the intervertebral discs to the spinous process?
Laminae
The site of the oblique fissure anteriorly and posteriorly?
Anteriorly - rib 6
Posteriorly - T3
The site of the horizontal fissure?
Right 4th rib
Where is the lung base ascultated?
T11
What muscles are involved in respiration
Inspiration
- diaphgram
- internal intercostals
ACTIVE Expiration
- external intercostals
Accessory
- sternocleidomastoid
- scalene
- abdominal muscles
- pectoralis major
Which of the following arises from the anterior surface of descending aorta?
Bronchial arteries
Intercostal arteries
Bronchial arteries
Intercostal arteries - subclavian + posterior surface of aorta
What is a granuloma?
Why is it created?
Lung mass that may mimic a tumour
Involves macrophages and neurotic core
Attempt to wall off pathogen/foreign body
What is the narrowest part of the larynx?
Rima glottis
What level is the male nipple found at?
T4
What cartilage is the adam’s apple?
Thyroid cartilage
What abducts/adducts to produce sound?
What cartilage are they attached to?
Vocal folds
Arytenoid cartilage
Which structure forms a barrier between the laryngopharynx and
larynx to prevent aspiration?
Epiglottis
