Unit Test — Unit test Answers

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4

Which bones are most important for protecting vital organs?

A
skull and ribs
B
ribs and femur
C
femur and stapes
D
stapes and skull
5

Which are lymphocytes?

A
T-cells and phagocytes
B
phagocytes and saliva
C
saliva and B-cells
D
B-cells and T-cells
6

As a baby, Gina was exposed to a pathogen. Because of passive immunity, Gina's body was able to fight off the pathogen before she got sick.Which statement describes what enabled Gina to fight the pathogen?

A
a high fever caused by the pathogen
B
antibodies she received from her mother
C
antibodies she received from a vaccination
D
inflammation caused by antibodies
7

Which best compares the male and female reproductive system? Select three options.The sperm duct and fallopian tube perform a similar function.The vagina and the penis are the last passageway out of the reproductive system.The glands of the male reproductive system have the same function as the uterus.The testes and ovaries perform a similar function.Testosterone is the dominant hormone in males and females.

A
The sperm duct and fallopian tube perform a similar function.
B
The vagina and the penis are the last passageway out of the reproductive system.
C
The glands of the male reproductive system have the same function as the uterus.
D
The testes and ovaries perform a similar function.
E
Testosterone is the dominant hormone in males and females.
8

Which is the last section of the digestive system?

A
small intestine
B
liver
C
large intestine
D
rectum
9

Which best explains how the body maintains homeostasis?

A
All systems work together to stabilize the body.
B
Each system works independently to stabilize the body.
C
All systems work together to match the external environment.
D
Each system works independently to match the external environment.
12

The picture represents a structure of the respiratory system.

Question illustration
A
to bring air into the body
B
to exchange oxygen with carbon dioxide
C
to carry air to the lungs
D
to release oxygen from the body
13

Which structure carries the semen to the penis?

A
sperm duct
B
glands
C
scrotum
D
testes
14

Which shows the pathway of structures that sperm pass through or by to exit the body?

A
testes → urethra → glands → sperm duct → penis
B
penis → urethra → glands → sperm duct → testes
C
testes → sperm duct → glands → urethra → penis
D
sperm duct → glands → urethra → testes → penis

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