Acetylcholine (ACh) is the neurotransmitter of axon terminals at the neuromuscular junction. It ________

A) binds to receptors on the motor neuron
B) ultimately causes the motor neuron to depolarize
C) diffuses into the muscle cell
D) binds to receptors on the muscle membrane


Answer: D

Anatomy & Physiology

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The primary factor that determines the % Hb saturation is the ____________________

Fill in the blank(s) with correct word

Anatomy & Physiology

Which of the following is not true regarding an epidural block?

A) It is commonly used as a method of pain control during labor and delivery. B) This procedure does not provide sustained anesthesia. C) It can provide sensory and motor anesthesia, depending on the anesthetic selected. D) Intubation is not necessary because respiratory muscles are not paralyzed. E) It affects only the spinal nerves in the immediate area of the injection.

Anatomy & Physiology

In horses, which part of the head contains the two nostrils and the muscles of the upper and lower lip?

A) cheek B) mouth C) snout D) muzzle

Anatomy & Physiology

The network of membranes that provide channels for the movement of materials throughout the cytoplasm is the ________.

A. mitochondria B. Golgi complex C. endoplasmic reticulum D. lysosomes

Anatomy & Physiology