The secretory sacs of the mammary glands are known as the
A. follicles.
B. alveoli.
C. lactiferous ducts.
D. areolar glands.
E. vesicles.
B
You might also like to view...
Select how an erythrocyte's structure relates to its function.
a) The biconcave shape of RBC allows it to last for years without being damaged. b) RBC have large cytoplasmic spaces to store freely dissolved oxygen within. c) The biconcave shape allows flexibility to pass through capillaries and increase surface area. d) Multi-nucleated red blood cell allows it to provide enough energy to distribute oxygen throughout the body.
Which of the following bones makes up most of the medial wall of the orbit?
A) maxilla B) ethmoid bone C) frontal bone D) zygomatic bone E) sphenoid bone
Match the following:
A) Helper T cells B) Regulatory T cells C) APCs D) Complement E) Interferon 1) Small proteins secreted by virus-containing cells. 2) Major innate mechanism that mediates destruction of foreign substances in the body. 3) Stimulate the proliferation of other lymphocytes. 4) Dampen the activity of both T cells and B cells. 5) Present the double activation signal to T cells.
The autonomic and somatic nervous systems are part of the efferent nervous system
Indicate whether the statement is true or false