The cusps of the AV valves are extensions of which layer of the heart wall?
A) epicardium
B) parietal pericardium
C) myocardium
D) endocardium
D
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The function of the bulbourethral glands is to produce some seminal fluid and to lubricate the end of the penis during intercourse.
Answer the following statement true (T) or false (F)
Accumulation of a large amount of H+ between the inner and outer mitochondrial membranes, is described as
a) Proton pump b) Chemiosmosis c) Krebs cycle d) ATP synthesis e) Glycolysis
Heart tissue is supplied with nutrients primarily by diffusion from the heart chambers through the myocardium
Indicate whether the statement is true or false
Which muscle (sometimes called the boxer's muscle) allows you to punch a punching bag?
A. Serratus anterior B. Pectoralis major C. Deltoid D. Latissimus dorsi