BIOL 235 Midterm 2 Latest Update 2025-2026 185
Questions and 100% Verified Correct Answers
Guaranteed A+
_________ are folds that occur due to the gray matter of the cortex enlarging much
faster than the deeper white matter - CORRECT ANSWER: Gyri
__________ is when hormones are not bound to a transport protein - CORRECT
ANSWER: free fraction
__________ is when the eyeball is too long relative tot he focusing power of the cornea
and lens or when the lens is thicker than normal - CORRECT ANSWER: Myopia
(nearsightedness)
__________ secrete human growth hormone - CORRECT ANSWER: somatotrophs
____________ controls the secretion and other activities of the thyroid gland -
CORRECT ANSWER: Thyroid-stimulating hormone (TSH)
______________ is the conscious or subconscious awareness of changes in the
external or internal environement - CORRECT ANSWER: sensation
______________ produce PTH - CORRECT ANSWER: chief cells (principal cells)
_________________ is the maintenance of body position in response to sudden
movements such as rotational acceleration or deceleration - CORRECT ANSWER:
dynamic equilibrium
,_________________ is the maintenance of the position of the body relative to the force
of gravity - CORRECT ANSWER: static equilibrium
A _______________ is a coloured protein that undergoes structural changes when it
absorbs light and is located in the outer segment of a photoreceptor - CORRECT
ANSWER: photopigment
after an injury to a process of a normal peripheral neuron the nissel bodies break down
into fine granular masses, what is this called? - CORRECT ANSWER: chromatolysis
Agonist (Prime Movers) _________ muscles while antagonist ____________ muscles -
CORRECT ANSWER: contract, relax
Alpha or A cells secret ___________ - CORRECT ANSWER: glucagon
AN elevated level of T3 ___________ release of TRH or TSH ( negative feedback
inhibition) - CORRECT ANSWER: inhibits
An enzyme called __________________ converts trans-retinal back to cis-retinal -
CORRECT ANSWER: retinal isomerase
An ISPS is a __________________potential - CORRECT ANSWER: hyperpoalrizing
At the end of each semicircular canal is a swollen enlargement called
the_____________ - CORRECT ANSWER: ampulla
Beta or B cells secrete ________ - CORRECT ANSWER: insulin
between the origin and insertion which is usually located proximally in limbs ? -
CORRECT ANSWER: Origin
, Binding of an odorant to an olfactory receptor proteins in an olfactory cilium stimulates a
membrane protein called a _________________ - CORRECT ANSWER: G protein
Bones serve as levers and joints serve as ________ for the lever - CORRECT
ANSWER: fulcrum
Delta or D cells secrete ___________ - CORRECT ANSWER: somatostatin
Dermatomes are areas of skin that provide sensory input to the CNS via the posterior
roots of one pair of spinal nerves via the __________ nerve. - CORRECT ANSWER:
trigeminal (V)
direct motor pathways cause _________ movements - CORRECT ANSWER: voluntary
F cells secrete _________________ - CORRECT ANSWER: pancreatic polypeptide
(PP)
Fight or Flight is associated with which division of the autonomic nervous system? -
CORRECT ANSWER: Sympathetic
flap of elastic cartilage shaped like the end of a trumpet - CORRECT ANSWER: auricle
or pinna
For arousal to occur ____________________________________ must be stimulated -
CORRECT ANSWER: reticular activating system
Growth factors are _________ substances meaning they cause growth by stimulating
cell division - CORRECT ANSWER: mitogenic
Questions and 100% Verified Correct Answers
Guaranteed A+
_________ are folds that occur due to the gray matter of the cortex enlarging much
faster than the deeper white matter - CORRECT ANSWER: Gyri
__________ is when hormones are not bound to a transport protein - CORRECT
ANSWER: free fraction
__________ is when the eyeball is too long relative tot he focusing power of the cornea
and lens or when the lens is thicker than normal - CORRECT ANSWER: Myopia
(nearsightedness)
__________ secrete human growth hormone - CORRECT ANSWER: somatotrophs
____________ controls the secretion and other activities of the thyroid gland -
CORRECT ANSWER: Thyroid-stimulating hormone (TSH)
______________ is the conscious or subconscious awareness of changes in the
external or internal environement - CORRECT ANSWER: sensation
______________ produce PTH - CORRECT ANSWER: chief cells (principal cells)
_________________ is the maintenance of body position in response to sudden
movements such as rotational acceleration or deceleration - CORRECT ANSWER:
dynamic equilibrium
,_________________ is the maintenance of the position of the body relative to the force
of gravity - CORRECT ANSWER: static equilibrium
A _______________ is a coloured protein that undergoes structural changes when it
absorbs light and is located in the outer segment of a photoreceptor - CORRECT
ANSWER: photopigment
after an injury to a process of a normal peripheral neuron the nissel bodies break down
into fine granular masses, what is this called? - CORRECT ANSWER: chromatolysis
Agonist (Prime Movers) _________ muscles while antagonist ____________ muscles -
CORRECT ANSWER: contract, relax
Alpha or A cells secret ___________ - CORRECT ANSWER: glucagon
AN elevated level of T3 ___________ release of TRH or TSH ( negative feedback
inhibition) - CORRECT ANSWER: inhibits
An enzyme called __________________ converts trans-retinal back to cis-retinal -
CORRECT ANSWER: retinal isomerase
An ISPS is a __________________potential - CORRECT ANSWER: hyperpoalrizing
At the end of each semicircular canal is a swollen enlargement called
the_____________ - CORRECT ANSWER: ampulla
Beta or B cells secrete ________ - CORRECT ANSWER: insulin
between the origin and insertion which is usually located proximally in limbs ? -
CORRECT ANSWER: Origin
, Binding of an odorant to an olfactory receptor proteins in an olfactory cilium stimulates a
membrane protein called a _________________ - CORRECT ANSWER: G protein
Bones serve as levers and joints serve as ________ for the lever - CORRECT
ANSWER: fulcrum
Delta or D cells secrete ___________ - CORRECT ANSWER: somatostatin
Dermatomes are areas of skin that provide sensory input to the CNS via the posterior
roots of one pair of spinal nerves via the __________ nerve. - CORRECT ANSWER:
trigeminal (V)
direct motor pathways cause _________ movements - CORRECT ANSWER: voluntary
F cells secrete _________________ - CORRECT ANSWER: pancreatic polypeptide
(PP)
Fight or Flight is associated with which division of the autonomic nervous system? -
CORRECT ANSWER: Sympathetic
flap of elastic cartilage shaped like the end of a trumpet - CORRECT ANSWER: auricle
or pinna
For arousal to occur ____________________________________ must be stimulated -
CORRECT ANSWER: reticular activating system
Growth factors are _________ substances meaning they cause growth by stimulating
cell division - CORRECT ANSWER: mitogenic
