John encounters a bear while hiking. His heart will respond in all of the following ways except
A) increasing preload.
B) increasing heart rate.
C) increasing contractility.
D) decreasing heart rate and contractility.
E) increasing venous return.
D
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The metabolic process called ____________________ (a two-word answer) provides the most ATP molecules for use by muscle fibers contracting over a long period of time
Fill in the blank(s) with correct word
What muscles replace collateral ligaments for the shoulder joint?
What will be an ideal response?
When NAD+ is ________ it becomes NADH. When NADH is ________ it becomes NAD+
A) phosphorylated; deaminated B) reduced; oxidized C) made; recycled D) phosphorylated; dephosphorylated E) oxidized; reduced
Which muscle cells have the greatest ability to regenerate?
A) no muscle can regenerate B) smooth C) skeletal D) cardiac