What are the functions of macrophages?
What will be an ideal response?
Engulf foreign particles, destroy dead or dying self cells, activate the immune system when they encounter antigens
You might also like to view...
Shaving should be done with a ________________ clipper blade
Fill in the blank(s) with correct word
Peristaltic waves occur in all of the following organs except ________
A) esophagus B) small intestine C) stomach D) pharynx
A deficiency of hormone results in an increase in the number of receptors for that hormone. This is known as _____ and results in _____.
A) Negative feedback. Increased response to the hormone. B) Down-regulation. Decreased sensitivity to the hormone. C) Positive feedback. Decreased response to the hormone. D) Up-regulation. Increased sensitivity to the hormone.
Which of the following secrete amylase?
A. Stomach and duodenum B. Pancreas and liver C. Stomach and liver D. Pancreas and salivary glands E. Pancreas and duodenum