The final protein that forms a blood clot is ________.
A. thromboplastin
B. fibrin
C. plasmin
D. thrombin
Answer: B
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Phospholipids make up most of the lipid part of the cell membrane. Since water exists on both the outside and inside of a cell, which of the following phospholipid arrangements makes the most sense?
A) a single layer of phospholipids with the polar heads facing outside the cell B) a single layer of phospholipids with the polar heads facing inside the cell C) two back-to-back phospholipid layers with the polar heads facing out on both sides D) two back-to-back phospholipid layers with the non-polar tails facing out on both sides
Answer the following statements true (T) or false (F)
1) N IX monitors blood pressure. 2) Half of NXII's supply originates in the cervical spinal cord. 3) N III controls eye movements. 4) N X controls abdominopelvic viscera. 5) N VII is the largest cranial nerve.
The primary effect of secretin is to cause __________.
a. an increase in secretion of bile and buffers by the liver and the pancreas b. a decrease in duodenal submucosal secretions c. an increase in release of bile from the gallbladder into the duodenum d. an increase in gastric motility and secretory rates
Which muscle extends the elbow during the action of push-ups?
A) deltoid B) trapezius C) brachialis D) triceps brachii E) biceps brachii