Glencoe Science Level Red

Chapter 19: The Human Body

The Human Body

1
What is the largest organ in your body?
A)brain
B)heart
C)skeletal muscle
D)skin
2
Joints belong to which of these body systems?
A)muscular system
B)nervous system
C)digestive system
D)skeletal system
3
Which two body systems are the control systems for your body?
A)nervous and endocrine
B)circulatory and respiratory
C)circulatory and endocrine
D)skeletal and nervous
4
When coal and crude oil are used up, there won't be anymore available for use for _______ of years.
A)carries saliva to the mouth
B)excretes urine from the body
C)transports nutrients and oxygen to body cells
D)collects tissue fluid from around cells
5
Which blood type could be called the "universal recipient"?
A)A
B)O
C)B
D)AB
6
Which of the following is an example of a reflex?
A)involuntary response
B)voluntary response
C)trees
D)controlled response
7
Which system sends messages through nerves to and from all parts of your body?
A)circulatory
B)endocrine
C)respiratory
D)skeletal
8
What organ removes excess water, salts, and other wastes from your blood?
A)kidney
B)brain
C)heart
D)bladder
9
_______ are the substances in food that provide for cell development, growth, and repair.
A)Organic materials
B)Inorganic materials
C)Acids
D)Nutrients
10
_______ are blood vessels that carry blood away from the heart.
A)Arteries
B)Capillaries
C)Walls
D)Minerals
11
What is the stage of development before birth?
A)adulthood
B)infancy
C)childhood
D)embryo
12
Which of the following is an organ in the male reproductive system?
A)bladder
B)ovary
C)embryo
D)testis
13
What occurs when an egg and a sperm unite?
A)ovulation
B)menstruation
C)puberty
D)fertilization
14
During which stage of development does the final growth spurt occur?
A)infancy
B)adolescence
C)adulthood
D)childhood
15
Which of the following does not happen during a female's monthly menstrual cycle?
A)menstruation
B)menopause
C)Preservation
D)production of hormones
16
Which of the following occurs during the second phase of the menstrual cycle?
A)Menstrual flow begins.
B)Ovulation occurs.
C)An egg develops in the ovary.
D)An egg is fertilized.
17
Which of the these is an external structure of the male reproductive system?
A)bladder
B)sperm duct
C)prostate gland
D)scrotum
18
_______ are female sex organs that produce eggs.
A)Seminal vesicles
B)Sperm cells
C)Ovaries
D)Testes
19
What controls ovulation?
A)food
B)plasma
C)glands
D)hormones
20
Which term is given to an embryo after the first two months of pregnancy?
A)placenta
B)fetus
C)zygote
D)child