Answer the following statements true (T) or false (F)
1. The respiratory membrane lines most of the air distribution tubes in the respiratory system.
2. The respiratory membrane separates the air in the alveoli from the blood in the vessels.
3. The mucous blanket helps to purify the air as it enters the lung.
4. The cilia lining the air distribution tubes beat downward to help move air into the lung.
5. The cilia lining the air distribution tubes beat upward to help move the trapped debris to the pharynx.
1. FALSE
2. TRUE
3. TRUE
4. FALSE
5. TRUE
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The lateral end of the spinous process of the scapula is the
A. coracoid process. B. acromion. C. glenoid fossa. D. inferior angle.
Which of the following is the origin of the bulbospongiosus?
A) ischial spine B) inferior ischial ramus C) linea alba and pubis D) coccyx E) collagen sheath at the base of the clitoris or penis
Microtubules are organized in cells with the ends near the nucleus in a region known as the __________, or MTOC for short
Fill in the blank with correct words.
Many Antarctic fish
a. are aglomerular b. do not use ultrafiltration to produce urine. c. begin urine formaqtion in the distal tubule. d. two of these. d. all of these.