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Date November 2018 Marks available 2 Reference code 18N.3.HL.TZ0.20
Level Higher level Paper Paper 3 Time zone TZ0 / no time zone
Command term State Question number 20 Adapted from N/A

Question

The diagram shows part of the control of the pituitary gland by the hypothalamus and, at the same time, the control of secretion in the breasts and the ovary by the pituitary gland.

Using the diagram, identify an organ containing an exocrine gland.

[1]
a.i.

Using the diagram, identify a hormone involved in the development of a follicle.

[1]
a.ii.

Using the diagram, identify a steroid hormone.

[1]
a.iii.

State two effects of prolactin.

[2]
b.

List two hormones produced by the posterior pituitary gland.

[2]
c.

Markscheme

breast ✔

a.i.

FSH ✔

a.ii.

estrogen
OR
progesterone ✔

a.iii.

a. growth and development of the breast/mammary gland ✔

b. lactation/synthesis of milk ✔

c. maintenance of milk secretion ✔

b.

a. oxytocin ✔

b. antidiuretic hormone/ADH/vasopressin ✔

c.

Examiners report

[N/A]
a.i.
[N/A]
a.ii.
[N/A]
a.iii.
[N/A]
b.
[N/A]
c.

Syllabus sections

Option D: Human physiology » Option D: Human physiology (Additional higher level topics) » D.5 Hormones and metabolism
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Option D: Human physiology » Option D: Human physiology (Additional higher level topics)
Option D: Human physiology

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