Unit 4 - BS2 - Male repro

• Biologie
• Middelbare school
• vwo
• Leerjaar 2

BS 2 - Male reproductive system

Goals

• You can name all parts of the male reproductive system and what their functions are
• You can name the external and internal parts of the male reproductive system

But first..

A few questions about paragraph 2.1, to check if you've understood it!

What is the difference between primary and secondary sexual characteristics?

Which of the following is NOT a secondary sexual characteristic?

1. Menstruation
2. Pubic hair
3. Sex hormones
4. Muscle growth

Name 2 changes that happen during puberty: 1 mental change & 1 physical change.

Male primary sex
characteristics

Male secondary sex
characteristics

Hormones

- substances that control all kinds of process in 

your body - made in endocrine glands

-example of endocrine glands: thyroid, testes, ovaries, adrenal glands

-hormones are secreted into the bloodstream and have an effect of the organs that are sensitive to them

-pituitary gland (hypofyse) produce a hormone to that 

sends a message to the testes to produce testosterone

-Adrenal glands (bijnier) produces hormones 

for growing hair, body odor, sweat

Erectile tissue

Glans penis

Foreskin

Scrotum

Erection

The purpose of the penis is placing sperm cells inside the woman. 

A penis can become bigger and stiff. This is called an erection. 

The erectile tissue in the penis fills up with blood.