Reproduction Flashcards
What is the scrotum?
Skin covering the testes
Controls the temperature of the testes
What is the function of the urethra?
Transport urine and semen
Tube extending from the bladder to the penis
What are the outer genitals called?
Penis
Where urine and semen is excreted
What is the prostate gland?
Gland that has three lobes
Secretes a fluid which feeds sperm cells
What is the epididymis?
Found behind testes
Sperm gets stored
What is the function of the vas deferens?
Transport sperm and seminal fluid
Attaches the testes to the urethra
How many testes are typically found outside the body in the scrotum?
Two testes
Testicle (plural)
What hormone do the testes produce?
Testosterone
Produce sperm cells and the hormone testosterone
What is the vas deferens
Attaches the testes to the urethra and transports sperms and seminal fluid
What is the urethra ?
Tube extending from the bladder to the penis
What is the urethra ?
Tube extending from the bladder to the penis
What connects the inner and outer genitals in females?
Vagina
The vagina is a tube with muscular walls that serves multiple functions.
What is the primary function of the vagina during childbirth?
Serves as an opening for baby during birth
The vagina allows for the passage of the baby during delivery.
Where does the cervix open into?
Uterus
The cervix is the lower part of the uterus.
What is the shape and function of the uterus?
Hollow pear-shaped muscular organ
The uterus stretches to support the fetus during pregnancy.
What happens to the fertilized egg in the uterus?
Fertilized egg is implanted
The uterus provides an environment for the developing embryo/fetus.
What are the tubes that connect the ovaries to the uterus called?
Fallopian tubes
These tubes transport eggs (ova) from the ovaries to the uterus.
What is the function of the ovaries?
Store eggs and secrete hormones
Ovaries are almond-shaped glands located on either side of the uterus.
Fill in the blank: The _______ connects the uterus to the ovaries.
Fallopian tubes
Fallopian tubes are essential for transporting eggs.
True or False: The vagina is responsible for transporting eggs from the ovaries.
False
The fallopian tubes transport eggs, not the vagina.
What are the male sex cells ?
Sperm
-produced in the testes
- very small
- they have a head , middle section and tail
- the head contains DNA
- the middle section contains mitochondria
- they contain 23 chromosomes each
What is semen
A fluid that helps the sperm swim and contains nutrients for the sperm . The mixture of the fluid and and sperm is called semen
What are the female sex cells ?
-The Ovum ( Ova - plural) . -The Ova are produced by the Ovaries.
- There are 23 chromosomes in the Ovum.
- It has a nucleus , cytoplasm and cell membrane. The Nucleus carries the DNA and the Cytoplasm stores food for the ovum
What is the name of the first cell formed after fertilization?
Zygote ( contains 46 chromosomes)