How many functionally distinct parts does the cerebellum have?
a. two
b. three
c. four
d. five
e. six
b
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Which is the correct sequence of arteries that a drop of blood would flow through as it entered the kidney and moved toward a glomerulus?
A. Renal artery - interlobar artery - segmental artery - arcuate artery - interlobular artery B. Renal artery - segmental artery - interlobar artery - arcuate artery - interlobular artery C. Arcuate artery - interlobular artery - segmental artery - interlobar artery - renal artery D. Interlobar artery - segmental artery - interlobular artery - renal artery - arcuate artery E. Segmental artery - interlobar artery - interlobular artery - renal artery - arcuate artery
Answer the following statements true (T) or false (F)
1. All the structures of the upper respiratory tract are outside the chest cavity. 2. The respiratory membrane and respiratory mucosa are two names for the same structure. 3. The paranasal sinuses drain into the pharynx. 4. The nasal cavities assist in warming and humidifying inspired air. 5. Lacrimal sacs and paranasal sinuses both drain into the same structure.
Which organ is NOT part of the endocrine system?
A) thymus B) lymph node C) adrenal glands D) gonads
Examine the sequence of images below. These show a total hip replacement. Why is this arthroplastic procedure considered a total replacement, and not partial?
1 the head of the femur is completely replaced by a prosthesis 2 the acetabulum is replaced by an artificial acetabulum 3 part of the shaft of the femur is replaced A: 1 only B: 2 only C: 3 only D: both 1 and 2 E: both 1 and 3