Which of the following neurotransmitters acts as an excitatory transmitter in the skeletal muscles but functions as an inhibitory transmitter in the heart muscle?

A. Norepinephrine
B. Epinephrine
C. Acetylcholine
D. Serotonin


Answer: C

Health & Biomechanics

You might also like to view...

The main skin pigment, melanin, is interspersed among other cells in the _____

A) dermis B) epidermis C) subcutaneous D) subdermis

Health & Biomechanics

The most prevalent degenerative diseases in the United States are those of the _____ system.

A. cardiorespiratory B. cardiovascular C. cardiovascular D. endocrine E. renal

Health & Biomechanics

Which of the following is the most essential nutrient?

A. Protein B. Fiber C. Fat D. Water

Health & Biomechanics

Identify four types of bullying and give an example of each

What will be an ideal response?

Health & Biomechanics