What is the difference between a direct acting neurotransmitter and an indirect acting neurotransmitter?
What will be an ideal response
Direct acting neurotransmitters bind to and open ion channels. Indirect acting neurotransmitters act through intracellular second-messenger molecules.
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Which of the following statements about the Golgi apparatus is false?
A) It receives transport vesicles from the RER. B) It sends transport vesicles to the RER. C) It produces lysosomes. D) It supplies new membrane components. E) It produces secretory vesicles.
The nerve that innervates the deltoid muscle and receives sensory input from the superolateral lateral arm is the
A. axillary nerve. B. musculocutaneous nerve. C. median nerve. D. radial nerve. E. ulnar nerve.
Gastrulation results in the formation of a(n)
A. morula. B. embryo. C. blastocyst. D. trophoblast. E. umbilical cord.
A 3-year-old boy is diagnosed as having a persistent processus vaginalis in its middle portion. Which of the following conditions is most likely to be associated with this developmental anomaly?
(A) Direct inguinal hernia (B) Gubernaculum testis (C) Hematocele (D) Hydrocele (E) Cryptorchidism