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Which type of tissue functions as an absorber of digested nutrients?

A
connective
B
epithelial
C
muscle
D
nervous
22
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Which property of nervous tissue is fundamental to its function of coordinating the body's activities?

A
cells that are tightly packed
B
contains extracellular matrix
C
presence of neurons
D
short life span
23

Rheumatoid arthritis is a disease that occurs when the body’s immune system starts attacking its own joint tissue. The symptoms are pain, inflammation, and swelling in the joints. Orthopedists (doctors who study bones) and immunologists (doctors who study the immune system) both work with patients who have rheumatoid arthritis. What is the difference between the orthopedists and immunologists who treat the disease?

A
Only the orthopedists examine the symptoms.
B
Only the immunologists examine the symptoms.
C
The orthopedists focus on the joints, and the immunologists focus on the cause.
D
The immunologists focus on the joints, and the orthopedists focus on the cause.
24

Which organ systems are used to help the body shiver?

A
circulatory and respiratory
B
nervous and muscular
C
circulatory and muscular
D
respiratory and nervous
25

Which is an example of how the body maintains homeostasis?

A
by increasing thirst when cells are low on water
B
by decreasing thirst when cells are low on water
C
by shivering when it is hot
D
by sweating when it is cold

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