The zona glomerulosa of the adrenal cortex produces
A) androgens.
B) glucocorticoids.
C) mineralocorticoids.
D) epinephrine.
E) norepinephrine.
Answer: C
You might also like to view...
Most of the carbon dioxide in the blood is transported as
A) solute dissolved in the plasma. B) carbaminohemoglobin. C) bicarbonate ions. D) solute dissolved in the cytoplasm of red blood cells. E) carbonic acid.
Which of the following statements is NOT correct regarding the motor units and their activation?
A) A motor unit in muscles of gross movement can have thousands of muscle cells. B) The metabolic capacity of muscle fibers within a motor unit can be altered. C) At its peak intensity, a contractile stimulus will activate muscle fibers that are easily fatigued. D) A weak contractile stimulus activates fast-twitch motor units. E) All muscle fibers in a single motor unit are of the same fiber type.
What is the minimum voltage needed to generate muscle contraction?
A) stimulus voltage B) contraction voltage C) recruitment voltage D) threshold voltage
A skydiver's parachute fails to deploy. After some struggle, his reserve chute deploys in time to save his life. However, his landing is harder than normal and he feels his knee slightly hyperextend
He shakes it off and goes about his normal routine. Later that day he begins experiencing knee pain. Two days later he notices that his knee "pops" when he crouches and soon discovers he has dislocated his femur on the knee. What muscle was likely injured initially? A) Quadriceps femoris B) Popliteus C) Sartorius D) Soleus E) Tensor fasciae latae