D3.1.4—Human reproductive system anatomy

Human reproductive system anatomy identifies ovaries, oviducts, uterus, cervix, vagina, testes, epididymis, ducts, glands and penis by structure and function.

Syllabus
First assessment 2025
Objective
D3.1.4
Level
HL

Exam analysis

Chance of appearing6%of analysed past papers
Latest appearanceMay 2019
Most common paperPaper1
Typical marks1

Common command terms

  • Identify
  • Draw

Scoring notes

Common mistake
Misidentifying epididymis, sperm duct, prostate and seminal vesicles on male diagrams.

Recent exam appearances

May 2019Paper1 ["HL"] · TZ231[ 1 ]D3.1.4—Human reproductive system anatomy
May 2019Paper1 ["HL"] · TZ125[ 1 ]D3.1.4—Human reproductive system anatomy
May 2015Paper1 ["HL"] · TZ139[ 1 ]D3.1.4—Human reproductive system anatomy
May 2015Paper1 ["HL"] · TZ231[ 1 ]D3.1.4—Human reproductive system anatomy
November 2014Paper2 ["HL"] · TZ08(a)[ 4 ]D3.1.4—Human reproductive system anatomy
Practice this objective

Coverage 2012–2019 · Updated 16 Jul 2026

Map Human Reproductive Structures to Their Functions

Human reproductive systems link gamete production, transport, fertilization, implantation and birth through specialized structures.

Male-typical structure Main function
Testis Produces sperm and testosterone
Epididymis Stores and matures sperm
Sperm duct (vas deferens) Carries sperm toward the urethra
Seminal vesicles/prostate Add fluid to form semen
Urethra and penis Conduct and deliver semen outside the body
Female-typical structure Main function
Ovary Produces oocytes and ovarian hormones
Oviduct Transports the oocyte; usual site of fertilization
Uterus/endometrium Supports implantation and development
Cervix Muscular opening between uterus and vagina
Vagina/vulva Receives semen; vagina forms the birth canal and vulva is the external region

A labelled diagram must show position and connections as well as names. Fertilization normally occurs in an oviduct; implantation occurs later in the endometrium.

Human reproductive system anatomy

Assessment in practice

1 marks
How it is assessed

This objective is assessed through structured response, commonly using Identify / Draw.

Command terms

Identify / Draw

What earns marks

Build the answer around this relationship: The epididymis is where sperm complete maturation and become motile.

Watch for

Misidentifying epididymis, sperm duct, prostate and seminal vesicles on male diagrams.

Representative question

Question 1

[Maximum number: 6]

Draw a labeled diagram of the female reproductive system.

Retrieve the Core Reproduction Route

Core D3.1 route: reproduction creates offspring, gametes or pollen move, fertilization or germination follows, and the consequence is variation, embryo formation, seed production, or successful early growth.

  • mitosis makes clones; meiosis and fertilization create variation
  • hormones, anatomy, fertilization, and IVF support gamete fusion and embryo development
  • pollination and pollen-tube growth bring gametes together inside ovules
  • dispersal reduces competition and germination starts with water, enzymes, and reserves

Core Reproduction

Core D3.1 exam questions usually combine reproduction strategy with gamete formation, fertilization, human cycles, IVF, plant pollination, or seed germination. Treat each answer as a route: name the process, say what moves or changes, then give the biological consequence.

  • Compare asexual and sexual reproduction by mechanism and genetic outcome.
  • Link meiosis, fertilization, reproductive anatomy, and hormonal cycles to successful reproduction.
  • Explain plant pollination and seed stages by connecting structures to transfer, fertilization, dispersal, and germination.

Concept essentials

  • The epididymis is where sperm complete maturation and become motile.
  • The oviduct is the usual site of fertilization in humans.
  • Ovaries and testes both produce gametes and secrete hormones.