In humans, only ________ cells have flagella.
A) sperm
B) intestine lining
C) uterine tube lining
D) stomach lining
E) respiratory tract lining
A) sperm
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The nose serves all of the following functions EXCEPT ________
A) cleansing the air B) warming and humidifying the air C) as a passageway for air movement D) as the direct initiator of the cough reflex
The thymus
a. is the site of maturational processing for T lymphocytes b. secretes a collection of hormones important in maintaining the T-cell lineage c. gradually atrophies and becomes less important as an individual matures d. is a lymphoid organ e. has all of the above characteristics
What is the initial factor that determines whether urine will be produced?
activation absorption secretion filtration
What is a malignant neoplasm derived from epithelial tissue?
A. malignant B. sarcoma C. benign D. carcinoma E. metastasis