The ________________________________________ is the external portion of the ear that catches sound waves and transmits them into the external auditory canal
Fill in the blank(s) with correct word
pinna
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All proteins made by the ribosomes are exported from a cell for use elsewhere in the body.
Answer the following statement true (T) or false (F)
The preganglionic fibers of the autonomic nervous system are cholinergic fibers
Indicate whether the statement is true or false
Considering the following events in the nuclear receptor model, identify which of these events occurs in the nucleus.(1) Hormone receptor complex binds to DNA.(2) Messenger RNA directs synthesis of specific proteins.(3) Hormone binds to receptors in the nucleus (sometimes in the cytoplasm).(4) Messenger RNA synthesis is activated.(5) Synthesized proteins produce the response of the cell.
A. 1, 2, 3 B. 3, 4, 5 C. 1, 3, 4 D. 1, 3, 5 E. All events occur in the nucleus.
The dorsal cavity can be subdivided into which two cavities?
A. Cranial and vertebral cavities B. Pleural and pericardial cavities C. Thoracic and abdominal pelvic cavities D. Abdominal and pelvic cavities