What vein is indicated by letter A in Figure 19-2?

Which blood type is the universal donor? Universal recipient?

In leukopoiesis, myeloid stem cells give rise to which WBC?

If baroreceptors detect high blood pressure based on stretch, the body’s response is to:

Which of the following best describes the difference between intrinsic and extrinsic controls of blood flow regulation?

What is the primary significance of the plateau phase in contractile cardiac muscle cells?

Depolarization of cardiac pacemaker cells is produced by the opening of _____ channels.  

The muscular pump aiding venous return is facilitated by:

Hrothgar’s retainer and friend, he is killed by Grendel’s mother; his head is found detached from its body.

Identify the context, and significance of the following passage from Beowulf (4-6 good sentences):                                The bright court of Heorot has been cleansed                                 And now the word is that you want to adopt                                 This warrior as a son.  So, while you may,                                 Bask in your fortune, then bequeath                                 Kingdom and nation to your kith and kin,                                 Before your decease.  I am certain of Hrothulf.                                 He is noble and will use the young ones well.           1180                                 He will not let you down.  Should you die before him,                                 He will treat our children truly and fairly.