Life Science: Human Body Systems, Book D

Chapter 6: Regulation and Reproduction

Regulation and Reproduction

1.
The joining of an egg and a sperm creates __________.
A)the zygote
B)the ovary
C)the urethra
D)the cervix
2.
Which of these produces hormones that control the reproductive system?
A)the lymph gland
B)the mammary gland
C)the thyroid gland
D)the pituitary gland
3.
__________ are produced by the endocrine system.
A)Hormones
B)Blood cells
C)Tissues
D)Nerves
4.
Which of these connects the uterus to the outside of a woman's body?
A)the sperm duct
B)the seminal vesicle
C)the ovary
D)the vagina
5.
__________ carries nutrients and oxygen to the developing embryo from its mother.
A)The endocrine glands
B)The negative-feedback system
C)The menstrual cycle
D)The umbilical cord
6.
After birth, the baby's umbilical cord is clamped then cut. The scar at forms is called __________.
A)the semen
B)the ovary
C)the cervix
D)the navel
7.
Which of these is an organ in the female reproductive system?
A)the scrotum
B)the uterus
C)the eggs
D)the urethra
8.
Which of these is true?
A)The endocrine system and the nervous system do not work together.
B)The nervous system doesn't react as quickly as the endocrine system.
C)The nervous system and the endocrine system have similar reaction times.
D)The endocrine system doesn't react as quickly as the nervous system.
9.
Which of these is true about adulthood?
A)Females usually begin to have menstrual cycles.
B)The growth of the muscular system begins.
C)The growth of the skeletal system stops.
D)Males usually start their growth spurts.
10.
Which of these is the process that continues life?
A)adolescence
B)homeostasis
C)reproduction
D)infancy
11.
The scrotum is __________.
A)part of the cardiovascular system
B)an internal organ
C)an external organ
D)part of the nervous system
12.
The mixture of sperm and fluid is called __________.
A)ovulation
B)testes
C)uterus
D)semen
13.
__________ is the process when an egg is released from an ovary.
A)Chemosynthesis
B)Meiosis
C)Ovulation
D)Respiration
14.
The average length of a human female menstrual cycle is __________.
A)more than 45 years
B)about 28 days
C)nine months
D)less than 24 h
15.
Which of these is true?
A)Identical twins are always the same gender.
B)Triplets are always three boys.
C)Triplets can never be a combination of boys and girls.
D)Identical twins can be one boy and one girl.
16.
Hormones from the endocrine system get to the bloodstream __________.
A)directly from mucous secretions
B)through ducts
C)directly from the glands
D)through cell division
17.
The __________ response to a fearful situation is one function of the endocrine system.
A)passive
B)reproductive
C)fight-or-flight
D)come-or-go
18.
What is the period of the first four weeks of a baby's life called?
A)the fertilization period
B)the adulthood period
C)the neonatal period
D)the adolescence period
19.
__________ controls the amount of hormones the endocrine system sends.
A)A negative-feedback system
B)A fight-or-flight response
C)The placenta
D)The pelvis
20.
The first menstrual period usually occurs _________.
A)after age 45
B)between ages nine and 13
C)between ages 45 and 60
D)before age 9
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.