Arcus Aorta + Aorta thoracica

Question 1

ARCUS AORTA

Main Branches

Answer 1

1. A.Coronaria Sinistra
2. A. Subclavia Sinistra
3. A. Brachiocephallica (Tr. Brachiocephallica)

Question 2

AORTA THORACICA

Main branches

Answer 2

1. Aa. Intercostales Dorsales
2. A. Bronchooesophagea
   - —–DIAPHRAGM————-

Question 3

ARCUS AORTA

Interspecial differences

Answer 3

CA: 2 branches

2. A. Subclavia Sinistra
3. A. Bronchiocephallicus
   - Subclavia dextra
   - A.Carrotis communis dextra
   - A. Carrotis communis Sinistra

SU: 2 Branches
2. A. Subclavia Sinistra
1. A. Bronchiocephallicus
- Subclavia dextra
TRUNKUS BICAROTICUS:
- A.Carrotis communis dextra
- A. Carrotis communis Sinistra

RU: 1 BRANCH
1. A. Brachiocephallicus
-  A. Subclavia Sinistra
- A. Subclavia Dextra
TRUNCUS BICAROTICUS
- A. Carotis Communis dextra
- A. Carotis Communis sinistra

EQ: 1 BRANCH
1. A.Brachiocephallicus
- A.Subclavia sinistra
- A. Subclavia dextra
TRUNCUS BICAROTICUS
- A. Carotis Communis dextra
- A. Carotis Communis sinistra

Question 4

A. SUBCLAVIA SINISTRA

Answer 4

A. Subclavia sinistra (X2)
Gives of:
1. A. Vertebralis 
- R. Dorsalis
- R. Ventralis

2. TRUNCUS COSTOCERVICALIS (X3)
   - A. Vertebralis thoracia (CA)
   (Su, Eq,ru, fe = A. Vertebralis Suprema)
   - A. Cervicalis Profunda
   - A. Scapularis Dorsalis

After giving off the Tr. costocerv, it DEVIDES into:

1. A. Cervicalis Superficialis
a- R. Deltoideus
b- R. Ascendens
c- R. Prescapularis
Terminates as=?
--> A. Suprascapularis
- R. acromialis

2. A. AXILLARIS -> A. Brachialis->A. Mediana
3. A. Thoracica Interna
   - A. Pericariophrenica
   - Aa. Intercostalis ventralis
   r. Perforantes/mammarii

Devides into:

• A. Musculophrenica
• A. Epigastrica cranialis
• A. Epigastrica cranialis superficialis

Question 5

A. SUBCLAVIA SINISTRA

Main branches

Answer 5

Gives off:
1. A. Vertebralis 
Then:
2. TRUNCUS COSTOCERVICALIS (X3)
After it continue until it devides again unto further branches:
3. A. Cervicalis Superficialis
2. A. AXILLARIS 
and
3. A. Thoracica Interna

Question 6

A. BRACHIOCEPHALLICA (BRACHIOCEPHALLIC TRUNK)

Answer 6

Gives of:

1. A. Subclavia dextra
2. A. Carotis Communis dextra
3. A. Carotis Communis sinistra