Anatomy and Histology of Endocrine Organs

Question 1

Where is the pituitary gland housed in a bony cavity called..?

Answer 1

Sella turcica

Question 2

The pituitary gland is attached to the brain by a stalk called?

Answer 2

Infundibulum

Question 3

What does the anterior lobe of the pituitary gland arise from?

Answer 3

Oral ectoderm of roof of mouth

Question 4

What does the posterior lobe of the pituitary gland arise from?

Answer 4

Neuroectoderm of diencephalon

Question 5

The oral ectoderm of the anterior lobe of the pituitary gland arises from..?

Answer 5

Hypophysial Diverticulum

Question 6

What is the arterial blood supply of the Pituitary gland?

Answer 6

Superior hypophyseal artery

Inferior hypophyseal artery

Question 7

The thyroid gland is bound in a fascia called?

Answer 7

Pretracheal fascia

Question 8

What is the arterial supply of the Thyroid?

Answer 8

Superior thyroid artery (From external carotid)

Inferior thyroid artery (From thyrocervical trunk from Subclavian artery)

Question 9

What is the venous supply of the Thyroid?

Answer 9

Superior and middle thyroid vein (From Internal jugular vein)

Inferior thyroid vein (From Brachiocephalic vein)

Question 10

The thyroid is comprised of many follicles. What surrounds the follicles?

Answer 10

Follicular cells

Question 11

What are the parafollicullar cells also known as?

Answer 11

C cells

Question 12

What do the C / parafollicular cells secrete?

Answer 12

Calcitonin

Question 13

On the posterior aspect of the Thyroid gland you can find..?

Answer 13

4 Parathyroid glands (2 superior, 2 inferior)