Sickle cell disease, spinal anesthesia, and drugs can cause ________, a prolonged, usually painful, ...

Sickle cell disease, spinal anesthesia, and drugs can cause ________, a prolonged, usually painful, penile erection.
 
  A) idiopathic erection B) corpora spongiosum
  C) corpora cavernosa D) priapism

Question 2

Which hormone stimulates NK cells and macrophages?
 
  A) Interleukins B) Phagocytic regulators
  C) Interferons D) TNFs

Question 3

Smooth muscles have high levels of myofibrils, sarcomeres, and striations.
 
  Indicate whether the statement is true or false

Question 4

Specific elements in your phenotype are called traits.
 
  Indicate whether the statement is true or false

Question 5

Which nervous system adjusts cardiac output and peripheral resistance?
 
  A) Central B) Dystonic C) Autonomic D) Peripheral