Answer the following statements true (T) or false (F)
1) Pharyngeal pouch V is sometimes absent.
2) Pharyngeal arch IV is also called the hyoid arch.
3) The embryonic heart begins pumping and circulating blood during the sixth week of development.
4) Pharyngeal arch I is also called the mandibular arch.
1) TRUE
2) FALSE
3) FALSE
4) TRUE
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Which nonrespiratory air movement clears the upper respiratory passageways?
A) coughing B) yawning C) laughing D) hiccupping E) sneezing
The ____________________hormones are derived from tyrosine
Fill in the blank(s) with correct word
The ______ foot muscles are located in the leg.
a. extrinsic b. intrinsic
Microscopic vessels that lie between arterioles and venules and function for exchange of materials (nutrients, gases, wastes) between the blood and body tissues are:
A) elastic arteries B) muscular arteries C) arterioles D) capillaries