Subclavian artery, axillary artery together with their branches

Question 1

Identify

Answer 1

Question 2

Origins of subclavian artery

Answer 2

• Brachiocephalic trunk → Right subclavian artery
• Arch of aorta → Left subclavian artery

Question 3

How many parts does subclavian artery have?

→ Identify these parts with their relations to a muscle

Answer 3

• 1st part
  
  • Medial to anterior scalene m.
• 2nd part
  
  • Posterior to anterior scalene m.
• 3rd part
  
  • Lateral to anterior scalene m.

Question 4

Which parts of body does subclavian artery serve?

Answer 4

• Thoracic & abdominal wall
• Neck
• Brain
• Upper limb

Question 5

Identify branches of 1st part of subclavian artery

Answer 5

1. Vertebral artery
2. Internal thoracic artery
3. Thyrocervical trunk

Question 6

1st part of subclavian artery

→ What does vertebral artery supply?

Answer 6

Brain & spinal cord

Question 7

1st part of subclavian artery

→ What does internal thoracic artery supply?

Answer 7

1. the anterior chest wall, from the clavicle to the umbilicus

Question 8

4 branches of 1st part of thyrocervical trunk

Answer 8

1. Inferior thyroid artery → Thyroid, parathyroid, larynx
2. Ascending cervical artery → Deep neck mm.
3. Transverse cervical artery → Trapezius m.
4. Suprascapular a. → Supra- & Infraspinatus mm. & shoulder

Question 9

4 branches of 1st part of thyrocervical trunk

1. Inferior thyroid artery → ____
2. Ascending cervical artery → ____
3. Transverse cervical artery → ____
4. Suprascapular a. → ______

Answer 9

1. Inferior thyroid artery → Thyroid, parathyroid, larynx
2. Ascending cervical artery → Deep neck mm.
3. Transverse cervical artery → Trapezius m.
4. Suprascapular a. → Supra- & Infraspinatus mm. & shoulder

Question 10

Identify

Answer 10

Question 11

2 branches of costocervical trunk (and what do they supply)

Answer 11

• Deep cervical a. → Deep neck mm.
• Highest (supreme) intercostal a. → 1st & 2nd intercostal spaces

Question 12

2 branches of costocervical trunk

• Deep cervical a. supplies ____
• Highest (supreme) intercostal a. supplies → ____

Answer 12

• Deep cervical a. → Deep neck mm.
• Highest (supreme) intercostal a. → 1st & 2nd intercostal spaces

Question 13

Identify

Answer 13

Question 14

Branches of 3rd part of subclavian artery? What does it supply?

Answer 14

•Dorsal scapular a. → Levator scapulae m. & Rhomboid mm.

Question 15

Which artery arise from subclavian artery at rib 1?

→ Identify that artery

Answer 15

Axillary artery

Question 16

Identify

Answer 16

Question 17

Branches of common carotid artery

Answer 17

• Internal carotid artery
• External carotid artery

Question 18

Identify internal carotid artery.

→ What does it supply?

Answer 18

• Internal carotid a.
  
  • Cranial cavity & brain
  • Orbit
  • Forehead

Question 19

Identify external carotid artery.

→ What does it supply?

Answer 19

• External carotid a.
  
  • Superior neck
  • Face
  • Scalp

Question 20

Identify

Answer 20