The two fatty acids within a phospholipid molecule make up its
A. nonpolar heads.B. polar heads.C. nonpolar tails.D. polar tails.
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Question 2) Which of the following does NOT describe the parasympathetic division of the ANS?
a) Long preganglionic neurons
b) Synapses with smooth muscle in blood vessels walls
c) Vagus nerve output
d) Ganglia found near visceral effectors
e) Sacral spinal cord output
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Question 3) The two primary curves of the adult vertebral column are the
a) thoracic and sacral curves.
b) lumbar and sacral curves.
c) cervical and lumbar curves.
d) cervical and thoracic curves.
e) cervical and sacral curves.
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Question 4) Which special movement occurs when you bend your foot at the ankle in the direction of the foot's superior surface as would occur when you stand on your heels?
a) Inversion
b) Eversion
c) Dorsiflexion
d) Plantar flexion
e) Supination
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Question 5) To stimulate skeletal muscle contraction, acetylcholine must cross the _____ of the neuromuscular junction and bind to receptors on the motor endplate.
a) node of Ranvier
b) synaptic cleft
c) sarcolemma
d) synaptic end bulb
e) transverse tubule
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Question 6) When a large biological molecule is digested by the addition of water, the reaction is termed _________.
Fill in the blank with correct word.
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Question 7) When biological molecules engage in condensation, such reactions are _________ reactions.
A. synthesis B. hydrolysis C. catabolic D. amphipathic E. ergonomic
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Question 8) The smell receptors that actually bind the odorants and begin signal transduction are located on
a) olfactory hairs.
b) glial cells.
c) basal stem cells.
d) Bowman's glands.
e) gustatory receptor cells.
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Question 9) In general, lipids are water insoluble.
Indicate whether this statement is true or false.
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Question 10) Which of the following is a narrow fluid-filled cavity found along the midline superior to the hypothalamus and between the right and left halves of the thalamus?
a) Lateral ventricle
b) Septum pellucidum
c) Third ventricle
d) Fourth ventricle
e) Fifth ventricle
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