L26. Root of the Neck

Play an AI-generated podcast conversation about this lesson

At what vertebral levels is the thyroid gland located?

C2-T1

C2-C5

C5-T1 (correct)

C4-T1

Where do the superior thyroid veins drain into?

Internal jugular vein

Where do the middle thyroid veins drain into?

Internal jugular veins

Where do the inferior thyroid veins drain into?

Brachiocephalic veins Signup and view all the answers

Hyperthyroidism

Enlarged thyroid gland causing increased action of thyroid hormones, weight loss, trembling, hot flashes (B) Signup and view all the answers

What is a common cause of hypothyroidism and what often accompanies this condition?

Lack of iodine, often causes goiter or strums, low energy, overweight, myxedema (A) Signup and view all the answers

Major veins, arteries, and nerves pass _ and __ to the trachea

Major veins, arteries, and nerves pass ANTERIOR and LATERAL to the trachea Signup and view all the answers

Origin, Insertion, Innervation and Function of Anterior Scalene Muscle

Origin: Anterior tubercle of the transverse process of C3-C6 | Insertion: Rib 1 | Innervation: Anterior rami of C4-C7 | Function: Elevate Rib 1 (B) Signup and view all the answers

Origin, Insertion, Innervation and Function of Middle Scalene Muscle

Origin: Tubercle of the transverse process of C2-C7 | Insertion: Rib 1 | Innervation: Anterior rami of C3-C7 | Function: Elevate Rib 1 (A) Signup and view all the answers

Origin, Insertion, Innervation and Function of Posterior Scalene Muscle

Origin: Posterior tubercle of the transverse process of C4-C6 | Insertion: Rib 2 | Innervation: Anterior rami of C5-C7 | Function: Elevate Rib 2 (C) Signup and view all the answers

Interscalene Triangle

Sandwich BREAD (ANTERIOR): Anterior Scalene Muscle FILLING (MIDDLE): Subclavian artery on the groove for the subclavius (1st rib) and the brachial plexus BREAD (POSTERIOR): Middle Scalene Muscle Signup and view all the answers

T or F: The subclavian vein runs posterior to the subclavian artery

False (B) Signup and view all the answers

The subclavian vein and artery cross over to the first rib to become what?

Axillary vein and artery (B) Signup and view all the answers

Major branches for the first part of the subclavian artery

<ol> <li>Vertebral Artery</li> <li>Thyrocervical Trunk</li> <li>Internal Thoracic Artery</li> </ol> Signup and view all the answers

Where does the vertebral artery pass by to supply blood to the brain?

Foramen magnum (D) Signup and view all the answers

What are the three subbranches of the thyrocervical trunk?

Inferior thyroid artery, suprascapular artery, transverse cervical artery (B) Signup and view all the answers

What sub sub branch does the inferior thyroid artery give off?

Ascending Cervical A. Signup and view all the answers

T or F: The inferior thyroid artery is anterior to the phrenic nerve and posterior to the vagus nerve

True (A) Signup and view all the answers

The following artery passes superior to the transverses scapular ligament and it supplies the supraspinatus and infraspinatus muscles

Suprascapular ligament (A) Signup and view all the answers

The following artery splits into superficial and deep branches, with the superficial branches going off to supply the trapezius and the deep branch going near the rhomboid and scapula

Transverse cervical artery (B) Signup and view all the answers

The following arteries compose the 2nd part of the subclavian artery, lying posterior to the anterior scalene muscle

Costocervical trunk, Deep cervical, Supreme Intercostal (D) Signup and view all the answers

What is the "last branch" of the subclavian artery that is lateral to the anterior scalene muscle?

Dorsal scapular artery (D) Signup and view all the answers

The phrenic nerve (C_ - C_) runs on the _ surface of the anterior scalene muscle within the fascia, and it is located ___ to the vagus nerve and sympathetic trunk

The phrenic nerve (C3- C5) runs on the ANTERIOR surface of the anterior scalene muscle within the PRE-VERTEBRAL fascia, and it is located LATERAL to the vagus nerve and sympathetic trunk Signup and view all the answers

T or F: In the root of the neck, the vagus nerve runs anterior to the subclavian artery and posterior to the subclavian vein as it enters the thorax and whilst giving off the recurrent laryngeal nerve

False (B) Signup and view all the answers

L26. Root of the Neck

Choose a study mode

Podcast

Questions and Answers

At what vertebral levels is the thyroid gland located?

Where do the superior thyroid veins drain into?

Where do the middle thyroid veins drain into?

Where do the inferior thyroid veins drain into?

Hyperthyroidism

What is a common cause of hypothyroidism and what often accompanies this condition?

Major veins, arteries, and nerves pass _ and __ to the trachea

Origin, Insertion, Innervation and Function of Anterior Scalene Muscle

Origin, Insertion, Innervation and Function of Middle Scalene Muscle

Origin, Insertion, Innervation and Function of Posterior Scalene Muscle

Interscalene Triangle

T or F: The subclavian vein runs posterior to the subclavian artery

The subclavian vein and artery cross over to the first rib to become what?

Major branches for the first part of the subclavian artery

Where does the vertebral artery pass by to supply blood to the brain?

What are the three subbranches of the thyrocervical trunk?

What sub sub branch does the inferior thyroid artery give off?

T or F: The inferior thyroid artery is anterior to the phrenic nerve and posterior to the vagus nerve

The following artery passes superior to the transverses scapular ligament and it supplies the supraspinatus and infraspinatus muscles

The following artery splits into superficial and deep branches, with the superficial branches going off to supply the trapezius and the deep branch going near the rhomboid and scapula

The following arteries compose the 2nd part of the subclavian artery, lying posterior to the anterior scalene muscle

What is the "last branch" of the subclavian artery that is lateral to the anterior scalene muscle?

The phrenic nerve (C_ - C_) runs on the _ surface of the anterior scalene muscle within the fascia, and it is located ___ to the vagus nerve and sympathetic trunk

T or F: In the root of the neck, the vagus nerve runs anterior to the subclavian artery and posterior to the subclavian vein as it enters the thorax and whilst giving off the recurrent laryngeal nerve

More Like This

L26 SAQ - Acetylcholine and Amino Acids

L26 - male

L26 GRAMMAR

L26. Physiology - Mechanics of Breathing I

Upgrade to continue

L26. Root of the Neck

Choose a study mode

Podcast

Questions and Answers

At what vertebral levels is the thyroid gland located?

Where do the superior thyroid veins drain into?

Where do the middle thyroid veins drain into?

Where do the inferior thyroid veins drain into?

Hyperthyroidism

What is a common cause of hypothyroidism and what often accompanies this condition?

Major veins, arteries, and nerves pass _________ and __________ to the trachea

Origin, Insertion, Innervation and Function of Anterior Scalene Muscle

Origin, Insertion, Innervation and Function of Middle Scalene Muscle

Origin, Insertion, Innervation and Function of Posterior Scalene Muscle

Interscalene Triangle

T or F: The subclavian vein runs posterior to the subclavian artery

The subclavian vein and artery cross over to the first rib to become what?

Major branches for the first part of the subclavian artery

Where does the vertebral artery pass by to supply blood to the brain?

What are the three subbranches of the thyrocervical trunk?

What sub sub branch does the inferior thyroid artery give off?

T or F: The inferior thyroid artery is anterior to the phrenic nerve and posterior to the vagus nerve

The following artery passes superior to the transverses scapular ligament and it supplies the supraspinatus and infraspinatus muscles

The following artery splits into superficial and deep branches, with the superficial branches going off to supply the trapezius and the deep branch going near the rhomboid and scapula

The following arteries compose the 2nd part of the subclavian artery, lying posterior to the anterior scalene muscle

What is the "last branch" of the subclavian artery that is lateral to the anterior scalene muscle?

The phrenic nerve (C_ - C_) runs on the _______ surface of the anterior scalene muscle within the ______ fascia, and it is located _______ to the vagus nerve and sympathetic trunk

T or F: In the root of the neck, the vagus nerve runs anterior to the subclavian artery and posterior to the subclavian vein as it enters the thorax and whilst giving off the recurrent laryngeal nerve

More Like This

L26 SAQ - Acetylcholine and Amino Acids

L26 - male

L26 GRAMMAR

L26. Physiology - Mechanics of Breathing I

Major veins, arteries, and nerves pass _ and __ to the trachea

The phrenic nerve (C_ - C_) runs on the _ surface of the anterior scalene muscle within the fascia, and it is located ___ to the vagus nerve and sympathetic trunk