BIOS 105 MID-TERM EXAM

BIOS 105 MID-TERM EXAM


Question 1.1. (TCO 8) Preparing the body for the fight-or-flight response during threatening
situations is the role of the (Points : 2)

cerebrum.

parasympathetic nervous system.

somatic nervous system.

sympathetic nervous system.

afferent nervous system.




Question 2.2. (TCO 8) The gap between two communicating neurons is termed (Points : 2)

synaptic cleft.

effector.

node of Ranvier.

cell body.

Schwann cell.




Question 3.3. (TCO 8) A neuron with a cell body located in the CNS whose primary function is
connecting other neurons is called a(n) (Points : 2)

afferent neuron.

association neuron.

satellite cell.

glial cell.

efferent neuron.

, Question 4.4. (TCO 8) Sound waves entering the external auditory canal hit the eardrum, also
known as the (Points : 2)

tympanic membrane.

ossicles.

oval window.

pinna.

auricle.




Question 5.5. (TCO 8) An ear infection following an illness, such as a cold, has passed from the
throat through the auditory tube to the (Points : 2)

outer ear.

semicircular canals.

middle ear.

eardrum.

inner ear.




Question 6.6. (TCO 9) Insulin is produced by cells of the pancreatic islets called (Points : 2)

beta cells.

alpha cells.

theta cells.

gamma cells.

delta cells.




Question 7.7. (TCO 9) Insulin causes (Points : 2)

a decrease in the concentration of blood glucose.