The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.
A) immune
B) respiratory
C) nervous
D) skeletal
Correct Answer:
Verified
Q3: The constant turnover of body tissues requires
Q6: Nutrient-rich blood leaving the intestine goes by
Q7: Which hormone functions in the regulation of
Q8: Which of the following is not a
Q9: Transmission of nerve impulses relies on the
Q10: Which of the following is true about
Q10: The epiglottis
A)covers the opening of the stomach.
B)prevents
Q12: Which of the following is a feature
Q17: To which body part does blood travel
Q24: Where does digestion begin?
A) Mouth
B) Stomach
C) Esophagus
D)
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