This figure shows a cross section of the spinal cord. What structure does number 1 indicate?

A.   Lateral horn
B.   Anterior horn
C.   Gray commissure
D.   Posterior horn
E.   Posterior funiculus


D

Anatomy & Physiology

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By the second month of development, within the umbilical cord there are ________ umbilical vein(s) and ________ umbilical artery(ies).

A. two; one B. one; two C. one; one D. two; two E. two; three

Anatomy & Physiology

Which part of the ear is involved in balance?

A) inner ear B) outer ear C) middle ear D) The ear does not function to maintain balance.

Anatomy & Physiology

When the pancreas releases insulin in direct response to blood glucose, this is an example of ________ stimulation.

A. humoral B. neural C. hormonal D. negative feedback

Anatomy & Physiology

Sight can be considered a ________.

A. general sense B. special sense C. chemoreceptor D. cutaneous sense

Anatomy & Physiology