The kidney ducts, bladder, thyroid gland, and tonsils all develop from the primary germ layer called the:
a. ectoderm
b. mesoderm
c. endoderm
d. none of the above
c. endoderm
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An injured athlete undergoes a surgical procedure where their doctor makes an incision in their knee and inserts a small camera to view the meniscus. This procedure is called ________.
Fill in the blank(s) with the appropriate word(s).
A young sheep 3-7 months of age is a _____________________________
Fill in the blank(s) with correct word
Action potentials are transmitted on a one-to-one basis at both a neuromuscular junction and a synapse
Indicate whether the statement is true or false
What function do the C-shaped tracheal cartilages allow?
A) Allow room for the trachea to expand if you inhale a large volume of air. B) Allow room for the esophagus to expand during swallowing. C) Allow room for blood pulses to expand the common carotid artery without interfering with air flow. D) Allow the trachea to collapse on itself when no inhalation or exhalation is occurring to reduce space in the mediastinum. E) Allow gas diffusion to occur around the cartilage surfaces and the tissues of the mediastinum.