All of a muscle cell's lactate is synthesized
a. in Krebs cycle reactions
b. from acetyl CoA
c. directly from glucose
d. from pyruvate
e. in chemiosmosis
D
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Answer the following statements true (T) or false (F)
1. The terms integument, skin, and cutaneous membrane refer to the same structure. 2. Serous membranes are made up of columnar epithelial tissue attached to a basement membrane. 3. Pleurisy and peritonitis are both inflammations of a serous membrane. 4. Mucus membranes are all made of squamous epithelial tissue attached to a basement membrane. 5. The eyelid is an example of a mucocutaneous junction.
The inability for a male to obtain or sustain an erection is called ________.
Fill in the blank(s) with the appropriate word(s).
Glucagon directs the ________ to release stored glucose in the form of glycogen.
A. pancreas B. liver C. kidneys D. spleen
Which layer of the heart wall consists of cardiac muscle tissue?
a) Epicardium b) Pericardium c) Myocardium d) Endocardium e) Hypocardium