What is the correct sequence for lacrimal fluid production and drainage?
a: Tears disperse across the surface of the eye.
b: Tears are produced by the lacrimal gland.
c: Fluid drains through the nasolacrimal duct.
d: Fluid enters the nasal cavity.
e: Fluid enters the lacrimal canaliculi and collects in the lacrimal sac.
A. a, b, c, d, e
B. b, a, c, d, e
C. c, a, d, b, e
D. b, a, e, c, d
E. c, a, b, e, d
D
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Which gland originates as two evaginations from the duodenum?
A. Anterior pituitary B. Pancreas C. Posterior pituitary D. Adrenal glands E. Thyroid gland
Autonomic motor neurons do NOT innervate:
A) glands. B) cardiac muscle cells. C) smooth muscle cells. D) skeletal muscle cells.
Describe synaptic fatigue
A) Synaptic fatigue occurs in an axon terminal when neurotransmitters are released into the synaptic cleft faster than they can be reabsorbed or recycled. B) Synaptic fatigue occurs when not enough ATP is present to cause the release of neurotransmitters out of the axon terminal. C) Synaptic fatigue occurs during oxygen deficiency and the synapse fails to bind neurotransmitters. D) Synaptic fatigue occurs during starvation and not enough neurotransmitters are synthesized for normal synaptic function. E) Synaptic fatigue occurs when the axon terminal can no longer receive action potentials from the axon hillock due to overstimulation.
What is the most common form of skin cancer?
A. Melanoma B. Erythema C. Squamous cell carcinoma D. Multiple myeloma E. Basal cell carcinoma