At rest, a normal person breathes about ________ times per minute.
A. 8
B. 32
C. 26
D. 50
E. 12
Answer: E
Anatomy & Physiology
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The heart valves
A. stabilize and hold the arteries leaving the heart. B. permit the passage of blood in one direction. C. separate the right and left sides of the heart. D. are only used in the fetal heart. E. direct the conduction impulse through the heart muscle.
Anatomy & Physiology
A bird's chest must be able to expand or open during the process called __________________
Fill in the blank(s) with correct word
Anatomy & Physiology
The walls of the alimentary canal have a similar arrangement of tissue layers called ____
a. mucosa b. tunics c. serosa d. propria
Anatomy & Physiology
Which of the following is NOT a type of connective tissue proper?
A) dense connective tissue B) adipose tissue C) hyaline cartilage D) loose connective tissue
Anatomy & Physiology